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129 Cards in this Set
- Front
- Back
Voluntary Contraction of abd muscles during forced exp against a closed airway?
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VALSALVA MANEUVER
-decreases bld return to heart -cause sudden Heart attack -increases thorax (chest) & intracranial pressure (head/eyes) |
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What clients are at greater risk for Valsalva Maneuver?
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-cardiovascular disease pt
-glaucoma patients -increased intracranial pressure -new surgical wounds AVOID STRAINING |
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CHYME:
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-normally a soft, formed mass
-mixes w/ digestive juices (ie. bile & amylase) |
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How will the stool appear if peritalsis is abnormally FAST allowing less time for water to be absorbed?
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-stool will be watery :Diarrhea
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How will the stool stool appear if peristaltic contractions SLOW down?
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-water continues to be absorbed and a Hard Mass of Stool forms, resulting in COnstipation
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______ is the beginning of the Large Intestine?
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Cecum
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Known as the "lower GI" tract?
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-Large Intestine (Colon)
length: 6-8' -cecum, rectum, colon -primary organ of bowel elmination |
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_______ part of the Small Intestine absorbs carbs & proteins?
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Jejunum (approx 8')
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______ part of the small intestine absorbs water,fats, bile salts, and certain vitamins and irons?
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-ileum (approx 12')
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The small Intestine absorbs _______ and _________.
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-nutrients
-electrolytes |
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A circular, muscular layer that prevents regurgitation?
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-ILEOCECAL VALVE
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At what age does the control of defecation occur?
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2-3 y/o
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What age group is at risk for incontinence and have difficulty controlling bowel evacuation?
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-Older Adults
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What are the 4 functions of the COLON?
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1. absorption(H2O, Na+, Cl-)
2. protection 3. secretion 4. elimination |
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Abnormal opening?
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Fistula
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Name foods that cause Flatus?
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-spicy foods ( also cause indigestion & watery stools, increases peristalsis)
-onions, cauliflower & beans but also stimulate peristalis |
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Nondigestible residue in the diet, provides the bulk of fecal material?
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FIBER
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Causes Constipation or Diarrhea
1. emotional stress 2. Crohns 3. colitis 4. severe depression |
1. diarrhea
2. diarrhea (also at risk for skin breakdown & dehydration 3. same as 2 4 Constipation (b/c of decreased activity |
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What are the side effects of increased peristalsis?
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1. diarrhea
2. gaseous distention |
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If a client is on bedrest, are they allowed to get up to go to the BR?
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-NO
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What is the daily recommeded fluid intake for an adult?
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1500-2000 mL/day:6-8oz (noncaffeinated)
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A condition that involves direct manual manipulation of the bowel that temporalily stops peristalsis is called _______ _____?
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-PARALYTIC ILEUS
-usually last about 24-48 hrs |
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How does dicyclomine HCL (Bentyl) affect the GI system?
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-suppresses peristalis & decreases gastric emptying
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How does opioid analgesics affect the GI system?
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-decreases peristalis
-constipation |
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*How does antichloinergic drugs( ie. Robinul, (glycopyrrolate) or atropine) affect the GI System?
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-constipation (post-op)
-urinary retention (post-op) |
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How does Nonsteroidal Antiinflammatory drugs affects the GI system?
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-causes GI irritation, that increases bleeding
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How does ASA affect the GI system?
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a prostaglandin inhibitor
-causes GI bleed |
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How does Histamine2 (H2) antagonists (drugs for GERD, ie. tagamet, prevacid) affects the GI system
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-suppress the secrection of HCL
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How does Fe+ affect the GI system?
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-causes black, tarry, sticky stools
-N/V -can cause constipation -abd cramps |
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What are the signs of constipation?
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1. infrequent BM (< than q 3 days)
2. difficulty passing stool 3. excessive straining 4. inability to defecate at will 5. hard feces |
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What is fecal IMPACTION?
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-results from unrlieved constipation
-collection of hardened fecs, wedged in the rectum that a person can not expel |
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What client are at risk for impaction?
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-debilitated
-confused -unconscious |
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What is an obvious sign of IMPACTION?
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-inability to pass a stool for several day, despit the repeated urge to defecate
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What s/s accompany a client who is IMPACTED?
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-N/V
loss of appetite (anorexia) -abd distention -cramping -rectal pain |
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What chronic illness cause CONSTIPATION?
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-Parkinsons
-MS -Rheumatoid arthritis -Chronic bowel diseases -severe depression -diabetic or perpherial neuropathy -eating d/o -paralysis |
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What are some causes of constipation?
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-anxiety, depression (divorce, death of loved one), cognitive impairment
-laxative misuse -organic illness (hypothyroidism, hypocalcemia or hypokalemia) -low fiber diet -spinal cord injury, tumor |
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What medications cause Constipation?
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-anticholinergics
-antispasmodics -anticonvulsants -antidepressants -antihistamines -antihypertensives -Fe+, Ca supplements -diuretics -antacids |
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What should the nurse do if bowel sounds are Not heard post-op?
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-Call MD
-if bowel sounds are absent or the pt is nausea, a NG tube may have to be inserted until bowels sounds are present -DO NOT feed a pt who has NO bowel sounds post op!! |
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In what 2 ways is Clostridium difficile acquired?
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-causes diarrhea
1. factors that cause overgrowth of C. Diff (ie. antibiotics, chemo, invasive bowel surgery, coloscopy 2. contact w/ C diff (ie. poor hand hygiene, erratic disinfection practices -Dx test for C. diff is known as the ELISA test |
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What are causes of diarrhea?
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Diarrhea INCREASES peristalsis!
-antibiotic -virus -food allergy -IBS -bowel surgery -food borne pathogens (from not using proper hand hygiene, ie. handwashing after BR, storing fresh foods) |
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What bowel elimination problem harms a clients Body Image & leads to social isolation?
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FECAL INCONTINENCE
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Causes of FLATULENCE?
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-beer -swallowing air
-chewing gum -liposcopic exam (walking after exam helps expel the gas) |
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Common cause of abdominal fullness, pain & cramping?
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FLATULENCE
-pt may feel like they are having a heart attack, -pain in shoulder or chest |
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1. What is a conservative meause for a patient w/ Flatulence
2. What is used as a last resort |
1. Rectal tube
2. NG tube |
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Causes of HEMORRHOIDS?
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-straining at defecation
-pregnancy -heart failure -chronic liver disease |
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How much stool is needed for a specimen
1. solid? 2. liquid? |
1. 1"
2. 15 - 30 mL Stool C& S needs to be in a sterile container |
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When are O & P specimens collected?
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-early am
-take to lab stat -stool must be kept warm -O&P specimen cont. (with 1 pink & 1 blue lid) |
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*What type of ostomy bypasses the Entire Large intestine?
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-ILEOSTOMY
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**What is the consistency of the stool w/ an ILEOSTOMY?
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-Frequent & Liquid
-should not EVER see formed stool in bag -rectum is sewen shut -don't admin enteric coated tablets b/c tabs will not be absorbed (will see tab in bag) |
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*What is the consistency of the stool w/ a Ascending colostomy?
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-frequent & liquid
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*What is the consistency of the stool w/ a Transverse colostomy?
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-solid, formed stool (book)
-Pasty stool (Ms. Thompson) |
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*What colostomy releases near-normal stool?
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-Sigmond Colostomy
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** What part of the GI tract is used for Elimination of feces and Flatus
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Lower GI tract (large intestines)
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What is the consistency of stool w/ a Descending colostomy?
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-formed stool
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*If there was a leakage from an ileostomy, sigmond or descending colostomy bag, which one would most damaging to the skin & why?
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Ileostomy b/c uric acid is closer
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Which type of colostomy is performed in a medical emergency
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-Loop Colostomy
constructed in the Tranverse colon |
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Temporary Ostomies:
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-performed for traumatic injuries
-inflammatory conditions -allows distal end to heal & rest -after healing has occurred, the bowel is RE-ANASTOMOSED; the pt is able to defecate normally |
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1. When in a Permanent ostomies performed?
2. Name example |
1. rectum or anus is nonfunctioning
2. birth defects, rectal/stomach cancer |
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the reuniting (as by surgery or healing) of a divided vessel
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reanastomosis-
will have bowel cleansing before surgery (Golytely) |
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*Double Barreled Colostomy
1. what is the function of the proximal & distal stomas |
-Proximal: functioning stoma: drains stool & used if irrigated
-Distal: Don't "poop", nonfunctioning: produces mucus from stoma |
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AKA as Hartmann's pouch, used as a result of colorectal cancer (rectum is removed)
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-End Colostomy (most common)
-1 stoma from the Proximal portion of the bowel -distal end is either removed or closes off |
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Stomas are part of the _____ intestine?
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-Large
-should always be pink in color or bright red |
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Name 2 types of ostomies of the UPPER GI tract?
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-gastrostomy -jejunostomy
*upper GI tract=used for feeding! |
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Lower GI ostomies are used for ______?
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-Elimination
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This colostomy has a stoma that is located on the lower left side of the abdomen
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Descending or sigmoid colostomy
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This colostomy has a stoma that is located in the upper abdomen towards the middle
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Transverse
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This colostomy has a stoma (opening) that is located on the right side of the abdomen
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Ascending
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an ileostomy that drains into a surgically created pouch or reservoir in the abdomen. Involuntary discharge of intestinal contents is prevented by a nipple valve created from the ileum. This method eliminates the need for the patient to wear an external pouch over the stoma. Also called Kock's pouch.
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-Continent Ileostomy
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What proceduce is occasionally used in the tx of ulcerative colitis?
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-Continent Ileostomy
-AKA "Kock" contintent |
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Observable peristalsis of abdomen is a sign of?
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-intestinal obstruction
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What causes abdominal distention?
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intestinal gas
tumors fluid in peritoneal cavity |
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How often & how long do Normal Bowel sounds occur?
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-every 5 to 15 sec
-last a sec to several sec |
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When Auscultating the abdomen, what sounds are heard w/ Abd Distention?
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-hear an increased in pitch or a tinkling sound
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Hypoactive bowel sounds are heard _____?
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-less than 5 sounds per min
-occur w/ paralytic ileus (ie. after abd surgery) |
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1. When do high-pitched & Hyperactive bowels occur?
2. How often? |
1. small intestine obstruction & inflammatory d/o
2. 35 or more sounds per min |
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Test for measuring the output of fecal fat require, how many days of stool collection?
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-3 to 5 days
Md will order: "fecal fat & bile" |
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What foods & meds will cause a FOBT to have a False + reading?
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(fecal occult blood test) aka, Guaiac test
FOODS: -red meat -poultry -fish -some raw veggies MEDS: Vit C - ASA -non-steriodal inflammatories |
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How many FOBT test need to be done in order to confirm GI bleeding?
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3
one test does NOT confirm gi bleeding |
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Can a Guaiac Fecal occult blood test(gFOBT), skill be delegated?
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Yes, however the nurse assesses for significance of findings
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-abnormal black sticky stool containing digested blood
-blood > 50 mL |
Melana
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The present of melana is indicative of ?
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Upper GI Bleeding (small intestine)
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*What is the post-test care for EDG? (esophagogastroduodenoscopy
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**NPO until gag relex returns, make sure pt can swallow before they eat, test w/ a tongue blade
-observe for bleeding, hemoptysis(coughing bld), abd pain, dysphagia (difficult swallowing), vomitng, bloody or tarry stools (coming from upper GI) |
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What is part of the abd is examined w/ an Barium Swallow(SBFT)?
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-Upper GI
-examines the structure & motility of the Upper GI -post op: increase fluids to prevent constipation, laxative (MOM) |
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What part of the GI tract is examined w/ a Barium Enema?
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X-ray
lower GI tract bowel prep w/ golytely |
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DiverticulOSIS
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-small, bulging pouches (diverticula) develop in your digestive tract.
-NOT an Infection |
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DiverticuliTIS
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one or more diverticula in your digestive tract become Inflamed or Infected.
-found in the large intestine -abdominal pain, fever, nausea |
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Enteroclysis:
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-X-ray: visualizes the entire small intestine (small tube goes in thru the stomach)
-requires NG placement into the jejunum -contrast material into jejunum |
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What are the warning sign for colon cancer?
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-change in bowel habits
-rectal bleeding -sensation of incomplete bowel evacuation |
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What laxatives are used as the 1st step in treating constipation in older adults?
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fiber & bulk-forming laxatives
stool softners=no longer recommended |
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What type of enema is the safest, for regular use in an older adult?
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TWE
p1195 |
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What is the effect of digital removal of Fecal Impaction?
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-Vagal stimulation= decreases heart rate
-MD order is required |
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_____ enema promotes complete evacuation of feces from the colon?
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-cleansing
ie. TWE, NS, SSE, Low-volume hypertonic saline |
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Infants and children should only use _______ enema?
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Normal Saline b/c they are at risk for Fluid imbalance
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3 antidiarrheal agents?
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Imodium
Lomotil (C-IV) Paragoric (C- |
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What is the safest enema solution to use?
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**ISOTONIC: Normal Saline
"ISO" = means the same - |
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*What enema is used for a client at Risk for Electrolyte Imbalance?
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-Normal saline (isotonic)
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*What enema solution exerts the same osmotic pressure as fluids in interstitial spaces surrounding the bowel?
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ISOTONIC
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*What type of solution is used w/ TWE?
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-HYPOtonic= lower isomotic pressure than fluid in the interstitial spaces
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High probabitlity of Fluid overload if give more than 1 _____ enema?
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-TWE
fluid escapes into the interstitial spaces |
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Order may read "TWE till clear"
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never give more than 3 TWE w/o consulting MD
(ATI book: TWE never repeated p 722) |
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1.What are the Disadvantages is using a SSE or TWE
2. What are the sx associated w/ the disadvantages? |
1. repeated use can cause water toxicity or circulatory overload
2. edema in legs/feet -crackles/ rhonci in lungs -jugular vein distention -^ hr ^b/p |
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1. High enemas cleanse ____.
2. Low enemas cleanse _____. |
1. entire colon
2. only the rectum & sigmond colon |
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*What solution pulls fluid OUT of interstitial spaces?
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HYPERTONIC
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*Name a hypertonic enema?
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-Fleets enema: given 4 to 6 oz:(120 to 180mL) retain for 20 -30 mins
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*1. In what type of client's are Hypertonic solutions, contraindicated ?
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-dehydrated
-young infants Ie. Fleets enema |
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What clients benefit from Hypertonic solultions?
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client who are unable to tolerate large volumes of fluid
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Oil Retention Enema:
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*Emollient Laxative
-lubricate the rectum & colon -stool softer & easier to pass *Use for a Fecal Impaction: followed w/ a SSE ie. Fleet's enema (ORANGE box) |
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1. Carminative Enema are used for ______.
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-( type of Retention enema)
-relief from gaseous sistention -improve the ability to pass flatus -Ie. MGW (30mL Mg, 60 mL glycerin & 90 mL of H2O) *NA can give mineral oil enema -used w/ OB pt after given birth |
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*Enema used to treat clients w/ dangerously high serum K+ levels?
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-Kayexalate (pulls out the K+)
-if pt can't hold use the balloon part of a urinary catheter) -hold 20-30 mins (need to use TWE prior to given a medicated enema: cleanse the colon) |
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What enema is used to reduce bacteria in the colon before bowel surgery?
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-Neomycin solution
-need to use TWE prior to given a medicated enema (cleanse the colon) |
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Can digital removal of stool be delegated?
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-NO!
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What is the temperature of enema solution?
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-never > 102F
-but not at room temp (test via inner wrist) |
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Administering Enemas:
1. lubricate the rectal tube ____ inches? 2. position solution ____" above the rectum? 3. Position of client? 4 Amt of fluid for large volume (TWE/SSE) 5. length of insertion |
1. 2 1/2" - 3"
2. 12"-18" 3. Sim's!! 4. 750-1000mL 5. 3" - 4" |
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Admin Enema:
What position is a client w/ poor sphincter control placed in ? |
-dorsal recumbent position on bedpan
-have difficulty containing enema solution |
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If ___ occurs during admin of enema what should the nurse do?
1. abdomen becomes rigid or distended? 2. abdominal pain or cramping 3. bleeding occurs |
1. stop enema & call MD
2. slow rate of instillation 3. stop & call Md |
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*Stool discharged from an ostomy is called?
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EFFLUENT
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NEVER use ______ to irrigate a colostomy, why?
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-enema set
-risk for perferating the bowel |
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*Only a _______ ostomy can be irrigated.
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-Colostomy
-must use a cone-tipped irrigator -muse use a two-piece system |
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*Why do Left-sided colostomy (descending) need to be irrigated?
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-to regulate colon emptying
-bowel control -it's like a pt given themselves an enema qd (gives control of BM) |
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When is an urostomy bag emptied?
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-when the bag is 1/3 full
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1. What is the irrigant of choice for colostomy irrigation
2.Irrigation should take __mins 3. Takes _____ mins for solution & feces to drain out of irrigation sleeve |
1. tap water 500-750mL
2. 5-10 mins 3. 30-45 mins |
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Can Pouching of an Ostomy be delegated?
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-Newly established ostomy:NO
-established ostomy:YES |
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Stomas:
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-have no Nerve endings
-avoid soaps w/ lanolin -cut bag 1/8-1/16 larger than stoma size -moist & reddish-pink |
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What type of diet is recommended for a client w/ a new ostomy?
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-low fiber diet for the 1st few weeks after surgery(breads, noodles, rice, cream cheese, eggs(not fried), strained fruit juices, lean meats, fish & poultry
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** What is the difference b/w stool softners and cathartics
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Cathartics:have a stronger effect on the intestines
-ie. Dulcolax: act w/in 30 mins |
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Bowel Training:
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-for pt's w/ Neuromuscular control(Is brain working)
-give stool softner or cathartic 1/2 hour before defecation time -offer hot drink or fruit juice -**avoid med that increase constipation (anticholenergic, opioid, Fe+ -time limit 15-20 mins - |
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What is the nutritional consideration for clients w/ an ileostomy?
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-chew foods completely
-eat slowly -10-12 glasses of H2O (helps prevent blockage) |
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What are high fiber foods that cause problems for clients w/ ostomies?
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-stringy meats -crab
-mushrooms -popcorn -cherries -shrimp |
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What Foods cause gas and odor (ostomies pt should avoid)?
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-broccoli -cauliflower
-dried beans -brussels sprouts |