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224 Cards in this Set

  • Front
  • Back
what percentage of and adult body weight is water?
60%
If you have more lean mass muscle than fat you contain more water?
true
Men have more water weight then women because of the muslce mass factor?
true
Infants and elderly are at higher risk for fluid related problems?
true
Infants body weight in water is what percentage?
80%
Obese body water weight is what percentage?
45%
Out of the 60% body water weight how much is located witin the ICF and ECF
ICF contains 2/3s of body water weight and ECF 1/3
Transcellular fluid is known as fluid in a specialized cavity.
info
Name the functions of water?
Transportation, REgulates body temperature, lubricates joints, protection
One liter of water = how many lbs or kg?
1 kg or 2.2 lbs
Positive charged ions.
cations
negatively charged ions
anions
These are particles that dissolve in the body's water
electrolytes
Electrically charged particles
ions
The electrical charge of an ion is termed?
valence
Substance disovled in a solvent.
solute
What dissolves a solute?
soultion
This is what you get when you mix a solvent and solution.
solvent
The prevalent ions in the ICF are?
potassium and phosphate
The prevalent ions in the ECF are?
Sodium and chloride
the movement of molecules from ↑ concentration to ↓ concentration across a permeable membrane till the concentrations are equal
Diffusion
the movement of molecules from an area of ↑ concentration to ↓ concentration with the help of a carrier molecule
facilitated diffusion
the process in which molecules move against the concentration gradient requiring external energy. Sodium potassium pump. If a potassium ion moves out an NA moves in and visa versa
active transport
the movement of water between a semi permeable membrane from an area of low Solute concentration to area of high solute concentration till the two areas are diluted in the same manner.
osmosis
This pressure is determined by the concentration of the solute in a solution.
osmotic pressure
When you think of osmality in the intravascular system think of thickness. The higher the osmality means that solvent is thick. The solutes are abundant but the solution is little. So you have a fluid volume deficit. Your blood is hypertonic.
Decreased osmality means that solvent is thin. The solutes are little and the water is plenty. You have fluid volume excess. your blood is hypotonic
the force within a fluid compartment. The heart pumping blood in the intravascular system is This
hydrostatic pressure
Hydrostatic pressure in the arterial side is ____ then the hydrostatic pressure in the venous side.
higher
The osmotic pressure exerted by colloids in a solution
oncotic pressure
Shifts of plasma to interstitial fluid:
This occurs if venous hydrostatic pressure is increased/decreased, if plasma oncotic pressure is lower/higher than the interstial oncotic pressure.
increased. lower
The accumulation of fluid in the interstitium is known as ___.
edema
Elevation of venous hydrostatic presure: If this occurs the fluid movement back into the capillary is inhibited/enhanced?
inhibited
Causes of elevated hydrostatic pressure:
fluid overload
heart failure
obstruction ove venous return to the heart?
info
Fluid remains in the interstitium if hte plasma oncotic pressure is lower/higher than the interstitium oncotic pressure?
lower
Increases in osmotic or oncotic pressure in the venous system causes fluid shifts from the interstitium to the venous system
info
Movement of water between ICF and ECF:
Increased ECF osmality (thick solvent), is known as water deficit/excess. Water flows from the ICF to the ECF.
deficit
Movement of water between ICF and ECF:
Decreased ECF osmality (thin solvent), is known as water deficit/excess. Water flows from the ECF to the ICF
excess
This spacing describes the normal distribution of fluid in the ICF and ECF compartments

a. 1st b. 2nd c. 3rd
a.
spacing describes the abnormal accumulation in the interstitial fluid (edema)

a. 1st b. 2nd c. 3rd
b
spacing occurs when fluid accumulates in the specialized compartments that is not easily exchanged with the ECF. (abdominal caviety)

a. 1st b. 2nd c. 3rd
c.
This structure detects fluid deficit or increase in plasma osmolality which stimulates thirst and ADH release
hypothalmus
when the body detects a fluid body deficity or increased plasma osmolaity what does the hypothalmus do?
it stimulates the thirst mechanism and secretes ADH which acts on the renal dital and collecting tubes to reasborb water
When the hypothalmus detects the plasma has a decreased osmality what happens?
Thirs mechanism deactivates and the hypothalmus suppresses the release of ADH which results in the crelease of urine
An intact thirst mechanism is critical because it is the primary protection of hyperosmolality
True
This is controlled by the hypothalmus and is where ADH is tored and released?
pituitary
The job of this orhomis is to increase blood volume by reducing diuresis and increasing water retention
ADH
This is the syndrome that causes abnormal production of ADH which decreases plasma osmality (water excess)
SIADH
This hormone enhances sodium and water retention but enhances potassium secretion.
aldosterone
What organ is responsible for aldosterone production?
adrenal cortex
Explain the renin-angiotestin system.
the kidneys glomerulus detects a drop in blood flow, the juxtaglomerual cell secretes renin into the blood stream, which travels to the liver. The liver then makes angiotensin 1 which travels to the lungs to be converted into angiotensin 2. Then A2 travels to the adrenal glands which makes aldosterone which increases the fluid volume
This is the major organ involved in homestasis, it regluates fluid and electrolyte balance
kidnney
T or F. Don't ever give potassium to renal failure patients.
true
the average adult produces how man liters of urine per day
1.5
This is a cluster of capillaries that filter blood in the kidneys
glomerulus
Nephrons filter blood at a rate of 125mL/min about 180l per day this is know as?
glomerular filtration rate
These are cardiac hormones that help keep the fluid balance?
ANP and BNP
ANP and BMP are stored int he atria. They are released when the Atrial pressure increases/decreases.
increases
When the atrial pressure increases this means that the fluid volume increases, ANP and BNP is released in the system which is the natural antagonist of the RAAS. Meaning that it suppreses the aldosterone secretion so that water and sodium can be held/excreted
excreted
Sensible water loss is measurable/not measurable.
measurable
insensible water loss is measurable/not measurable.
not measurable
Normal fluid intake and output is what?
2500 mL per day
Fluid volume deficit and hypovolemia are similar terms
info
This refers to the loss of pure water alone without corresponding loss of sodium
dehydration
Are these causes of FVD or FVE:
vomiting, diarrhea, excessive laxative use, polyuria, Gi sunctioning, 3rd space fluids, decreased fluid intake
FVD
Are these s/s of FVD or FVE:
hypotension, ↓ skin turgor, ↓capillary refill, ↑ pulse, ↓urine output, concentrated urine ↑ specific gravity ↑ RR, weight loss
FVD
FVE and hypervolemia are similar terms
info
Increase of sodium causes an increase in water. Teach people with CHF to decrease sodium intake
info
These are s/s of FVE or FVD:

H/A, confusion, lethargy, Edema, Distended neck veins, bounding pulse, ↑ BP, Polyuria, dyspnea, crackles, weight gain.
FVE
FVE causes decreased HCT and BUN/Creatinine
True
Diuretics:
Not classified as a diuretic but may increase urine output. It dilates vessles that increases the blood flow to glomerulus, this in turn increases the amount filtrated in the nephron thus increasing urine output
dopamine
What type of diuretic is this?
mannitol and glucose. acts on the proximal tube. Hinders reabsorption of sodium and water which increases excretion
osmotic diuretic
These diuretics works on the loop of henle. Lasix, bumex, edecrin. Prevents reabsorption of water and sodium. Gets rid of sodium, water, potassium and chloride.
Loop diuretic
what type of diuretic is this?
1 HTZ, zaroxolyn
2. Act in the distal tubles
3. Retains sodium, water and potassium is lost
thiazide
what type of diuretic are these?
1. Acts in the distal tubules
2. Spironolactone (aldactone)
3. Potassium is spared
4. Sodium and water is excreted
potassium sparring
This fluid does not have an effect on fluid shift movement between cells.
isotonic
NS, LR and D5W are what type of fluids?
isotonic
These fluids are used to expand the ECF when there is a deficit
Isotonic
Which isotonic fluid is usually used for post op patients?
LR
When using blood products which isotonic fluid can only be usedd
NS
This fluid has a lower solute level in the ECF which causes a sfhit from ECF to ICF
hypotonic
These are examples of what type of fluid?

.45% NS, D2.5W
hypotonic
We give these fluids with DKA and people with hypernatremia
hypotonic fluids
This is when the concentration of solutes are higher in the intravascular system. which pulls from the ICF to the ECF
Hypertonic
This fluid is used in treating hypovolemia and hyponatremia
hypertonic
These are examples of what type of fluid?

D5LR, Albumin, 3% NS, D5NS
hypertonic
Name the cations
sodium, potassium, calcium, magnesium
name the anions
chloride, phosphorus, bicarbonate, sulfate
Extracellular electrolytes:
sodium, chloride, calcium, bicarbonate
Intracellular electrolytes:
potassium, phospate, magnesium
Main cation of ECF
Sodium
Normal level of NA
135-145
How many grams of sodium is needed /day
2
This is elevated serum levels that occurs with water loss or sodium gain
hypernatremia
This sodium electrolyte deficiency causes hyperosmolarity. Which means the solution content is high↑ which causes a shift of water out of cells and leads to cellular dehydration
hypernatremia
causes is poor thirst drive, increased water loss, diabetes insipidus, excessive IV administration of NS, fever, heatstroke, burns. Anything that causes insensible loss of water
of this sodium deficiency
Hypernatremia
symptoms of this deficiency is extreme thirst, dry, sticky mucous membranes, tongue is dry and swollen, elevated body temperature. Cell dehydration
sodium
hypernatremia
Treatment of this sodium deficiency is to slowly rehydrate
hypernatremia
This electrolyte imbalnce is in the deficiency sodium related to body water.
hyponatremia
This sodium level deficiency causes a shift of water from the ecf to the icf.
Hyponatremia
Causes of this sodium deficiency is use diuretics, administration of hypotonic fluids, anything that gets rid of bodily fluids like vomiting, diarrhea, gastric suctioning, excessive sweating, SIADH
hyponatremia
The major symptom of this sodium electrolyte imbalance affects the neuro abilities of people. causes cellular swelling, irritability, confusion
hyponatremia
The treatment is fluid restriction, hypertonic fluids like 3% NS
for this sodium deficiency
hyponatremia
The major cation of the ICF
potassium
This electrolyte plays a critical role for cellular and metabolic functions, neuromuscular and cardiac functions.
potassium
Normal serum level of potassium
3.5-5
Which organ is the primary route for potassium loss?
kidney
causes of this deficency is lack of K intake, use of diuretics, vomiting, diarrhea, gastric sunctioning, excessive sweating
potassium
hypokalemia
symptoms of this potassium deficienncy is: Skeletal muscle weakness, leg cramps, fatigue, cardiac arrhythmias, Rapid pulse, increased sensitivity to digitalis, decreased bowel mobility
hypokalemia
ii. ASIC WALT: Alkalosis, shallow respiratory, Irritability, Confusion, weakness; fatigue, Arrhytmias, lethargy, thread pulse, Decreased Intestinal motility
hypokalemia
Treatment for this deficiency is
Dietary increases of potassium, oral supplements, IV dose of KCL with close monitoring
potassium
hypokalemia
causes of this deficiency is:
cell injury, blood transfusions (Potassium rises the closer the blood is to its expiration date, K sparing diuretics, renal failure, excessive amounts of KCL
potassium
Hyperkalemia
symptoms of this deficiency
Tall tented T-waves, Decreased HR, Cardiac arrest, skeletal muscle weakness, Nausea, diarrhea, parasthesia of face, tongue, feet, hands
potassium
hyperkalemia
Treatment of this deficiency is Kayexalate, loop diuretics, restrict potassium in diet
potassium
hyperkalemia
This is a cation of both the ICF and ECF. works with phosphorus in formation of bones and teeth.
calcium
This electrolyte binds to protein.
calcium
normal levles of calcium are
8.5 -10.5
Which hormone is responsible for transfer of calcium from boen to the plasma?
PTH
How many grams of calcium are needed daily?
1
What helps the absorbtion and utilization of calcium
vitamin D and protein
Calcium has an inverse relationship with which other electrolyte?
phosphorus
The causes of this calcium deficiency is:
acute pancreatitis, inadequate Vitamin D, Excessive administration of citrated blood, Malabsorption,, sepsis, drugs.
hypocalcemia
symptoms of this calcium deficiency is

muscle cramping and twitching, Trousseus and Chvosteks sign, tingling of fingers toes, mental status changes, cardiac arrhythmias, diarrhea, convulsions, fractures may occur
calcium
hypocalcemia
Treatment of htis deficiency is
Increase calcium intake with supplements, IV calcium chloride or calcium gluconate.
calcium
hypocalcemia
causes of this deficiency is:
Hyperparathyroidism, thiazaide diuretics, excessive administration of Vitamin A and D, overuse of calcium antacids or supplements, Prologned immobilization,
calcemia
hypercalcemia
symptoms of this calcemia
defiency is:

N/V, lethargy, polyuria, constipation, muscle weakness, confustion, neurotic behavior, cardicat arrhythmias, hyoreflexia
hypercalcemia
The treatment of calcium deficiency is
Hydration, loop diuretics, Fleets enema, neutrophos
calcium
hypercalcemia
After K this is the most abundant cation in the ICF
magnesium
Normal levels of magnesium are?
1.5 to 2.5
This type of magnesium deficienncy produces neuromuscular and CNS hyperirritability:
hypomagnesium
the causes of this deficiency are:

Poor dietary intake, excessive loss from GI tract, CHRONIC ALCOHOLISM, prolonged NG sunctioning, Malabsorption syndrome, uncontrolled DM
magnesium
hypomagnesium
symptoms of this deficienncy are:
Confusion, Hyperactive DTRs, tremors and seizures, muscle weakness, twitching, Trousseus and chvosteks sign, tachyarrhythmias, PVCs.
magnesium
hypomagnesium
treatment of this magnesium problem is:

Diet supplements, Magnesium sulfate
magnesium
hypomagnesium
This magnesium problem causes a depressed neuromuscular and CNS function:
hypermagnesium
Causes of this magnesium deficiency is:

Renal failure and excessive administration
magnesium
hypermagnesium
Symptoms of this problem are:

Flushing and sense of warmth, N/V mild hypotension, lethargy, drowsiness, hypoactive reflexes, absent DTR, Respiratory paralysis, coma, cardiac arrest
magnesium
hypermagnesium
Treatment of htis magnesium problem are:
Best treatment is prevention. May need to put on ventilatory support and given calcium gluconate and a diuretic
magnesium
hypermagnesium
This electrolyte is the primary anion in the ICF
phosphorus
Normal levels of phosphorus is
3-4.5
This electrolyte is found in 85% found in bones and teeth, helps metabolize proteins, carbs and fats. Helps with delivery of O2 to tissues, helps with platelet function.
phosphorus
With severe loss of this electrolyte the body cannot support its energy need, and may lead to organ failure.
phosphorus
The causes of this is DKA, alcohol withdrawal, glucose administration, respiratory alkalosis,
phosphorus
hypophosphatemia
The symptoms of this phosphorus problem include decreased functioning, CNS depression, confusion, muscle weakness, cardiomyopathy, acute respiratory failure, seizures
phosphorus
hypophosphatemia
Treatmetn of this problem is increased dietary intake, phospho-soda, neutrophos, chocolate, almonds, squash, oatmeal
phosphorus
hypophosphatemia
The causes of this problem is impaired renal excretion , chemotherapy, high inake of vitamin d or phosphate, Large intake of milk
phosphorus
hyperphospatemia
symptoms of this problem: tetany, decreased mental status and seizures
phosphorus
hyperphospatemia`
Treatment of this problem: give phosphate binding agents, restrict phosphate in the diet, identify and treat the underlying cause
phosphorus
hyperphosphatemia
This is the most abundant anion of the ECF
chloride
Normal levels of chrlodie
96-106
Large amounts of chloride in the stomach is called
hydrochloric acid
Causes of this problem is: Decrease in chloride intake, profuse sweating, vomiting, NG sunctioning, gastric surgery, loop diuretics
chloride
hypochloremia
Symptoms of this chloride problem: slow respiration, hyperactive DTRs, muscle cramps, twitching, muscle weakness
hypochloremia
Treatment of this choride problem is to correct underlying cause, oral and iv supplements
hypochloremia
causes of this problem:

hypernatremia, dehydration
chloride
hyperchloremia
Symptoms of htis chloride problem
:
weakness, tachypnea, lethargy, if left untreated, may cause cardiac arrhythmias
hyperchloremia
Treatment of this chloride problem:
diuretics
hyperchloremia
This is the measurement in concentration of urine
specific gravity
If you have a high specific gravity your urine is
concentrated
if yo uhave a low specific gravity your urine is
diluted
Specific gravity is between?
1.010 and 1.025
These are symptoms of what?
•Hyponatremia
•Confusion
•Nausea
•Altered mood
•Seizures
•Loss of consciousness
SIADH
Treatment of this includes
•Restricting fluid intake
•Supply of hypertonic saline
•Drug doses of the following –
SIADH
Name some implications with FVD:
Identify the underlying cause of FVD by getting information of recent diarrhea, vomitting, diuretic use
Assess skin turgor, mucous membranes, cracked lips, and furrows on the tongue
Vital signs for hypotension and increased heart rate
assess for urin output and Specific gravity
weight loss
Review lab findings
name some implications with FVE:
Obtain history of sodium protein and water intake
assess VS for bounding pulse High BP
Irritating cough, difficulty breathing, crackles,
assess for peripheral edema
asses urine output
alcohol withdrawal
hypophosphatemia
metabolic alkalosis
hypokalemia
metabolic acidosis
hyperkalemia
Parathyroidectomy
hyocalcemia
Diabetes insipidus
hypernatremia
Fleets enema
hyperphospatemia
Primary polydipsia
hyponatremia
milk of magnesia use in renal failure
hypermagnesemia
early burn stage
hyperkalemia
Chronic alcoholism
hypomagnesium
Vitamin D deficiency
hypocalcemia
osmotic diuresis
hypernatremia
prolonged immobilization
hypercalcemia
This is the balance between acids and alkaline within the body.
acid base balance
Arterial blood is slightly more alkaline/acidic.
alklinic
arterial blolod pH should be between?
7.35 - 7,45
pH is determineed by ______ ions in a solution
hydrogen
↑ 7.45 the hydrogen ions arelow/high
low
↓7.35 the hydrogen ions are low/high
high
What is the pH levels where it is deadly to the human body
6.8 or 7.8
This regulatory method is the primary regulator of the acid-base balance
a. chemical buffer system
b. Respiraotry system
c. renal system
a.
Thes are buffers produced by our body to neutralize the pH.
Chemical buffers
Chemical buffers are only in the metabolic portion of the sytem. The 3 buffers are
bicarbonate, phosphate, protein
buffers act chemically by binding to strong acids and changing them into weaker acids
info
Main buffer in the body, produced by the kidneys
bicarbonate
This chemical buffer is produced within the renal tubules of hte kidneys
phosphate
Increased RR ad depth causes more/less co2 and H+ to be released
more
decreased RR and depth causes more/less co2 and H+ to be released
less
blow off through hyper/hypo-ventilation. retain through hyper/hypo-ventilation
hyper, hypo
True or false. The respiratory buffer system is only a fast solution and short acting and temporary buffer.
true
T or F. Under nnormal conditions, the kidneys reabsorb and conserve all the bicarbonate they filter
treu
Kidneys produce the chemical buffer -_____. this buffer system is a ____ process but _____ acting.
bicarbonate
slow, long
ABG
pH:
PaCO2:
HCO3:
PaO2:
7.35-7.45
35-45
22-26
80-100
When doing an ABG we interpret in what order
pH
PaCO2
HCO3
Compare SaO2 and PaCo2
ROME
Respiraotry opposite metabolic equal
Best place to do the aretial blood gasses are on the ____ but in emergencies it is in the _____.
wrist,
femoral
Describe the Allens test.
info
CNS depression we have acidosis/alkalosis
acidosis
CNS excitability we hve acidosis/alkalosis
alkalosis
acid- base balance

Causes:
DKA, starvation, renal failure, fever, hypothyroidism, salicytate poison, diarhea,alcoholic keotacidosis, hyperkalemia
M. acidosis
acid base balance

Symptoms:
H/A, CNS depression, increased RR and depth, disorientation, weakness, stupor, coma
M. Acidosis
acid base balance:

treatment:
insulin adiministration to the diabetic, correct electrolyte imbalance, if severe give sodium bicarbonate, if renal failure dialysis.
M. acidosis
acid-base balance

causes-increased NG sunctioning. Prolonged vomiting, K-losing diuretics, hypokalemia
M. alkalosis
acid base balance:
sypmtoms:CNS excitation, irritability, confusion, tingling of fingers and toes, dizziness, hyperreflexia, tetay, convulsions
M. Alkalosis
acid base balance
treatment
Discontinue NG suctioning, stop diuretics, IV fluids normal saline, Treat the underlying cause
M. Alkalosis
acid base balance
Causes:

Sedatives, hypnotics, chest injury, muscle wekancess, airway obstructions, COPD(most common), pumponary edema
R. Acidosis
acid base balance
Symptoms:
hypoxemia, tachycardia, tachypnea, HTN, mental cloudiness, feeling of a full head, dizziness, palpitations, warm, flushed skin
R. Acidosis
acid base balance:
sypmtoms:CNS excitation, irritability, confusion, tingling of fingers and toes, dizziness, hyperreflexia, tetay, convulsions
M. Alkalosis
acid base balance
Symptoms:
hypoxemia, tachycardia, tachypnea, HTN, mental cloudiness, feeling of a full head, dizziness, palpitations, warm, flushed skin
R. Acidosis
acid base balance

Treatment:
Bronchodilators, postural drainage, airway suctioning, humidity, O2 at low flow for COPD, if severe may need ventilator or IV sodium bicrabonate
R. acidosis
Cause of this acid base balance is:
Hyperventilation (blows off CO2), excess anxiety, high fever, hypoxemia, early salicylate intoxication, sepsis, PE, pregnancy
R. Alkalosis
acid base balance

Treatment:
Bronchodilators, postural drainage, airway suctioning, humidity, O2 at low flow for COPD, if severe may need ventilator or IV sodium bicrabonate
R. acidosis
acid base balance
treatment
Discontinue NG suctioning, stop diuretics, IV fluids normal saline, Treat the underlying cause
M. Alkalosis
acid base balance
Causes:

Sedatives, hypnotics, chest injury, muscle wekancess, airway obstructions, COPD(most common), pumponary edema
R. Acidosis
Symptoms of this acid base balance:
Hyperexcitability fo the CNS, decrease in blood flow to the brain, tingling, lightheadedness, numbnes, sweating, palpitations, panic, air hunger, inability to concentrate
R. alkalosis
acid base balance
Symptoms:
hypoxemia, tachycardia, tachypnea, HTN, mental cloudiness, feeling of a full head, dizziness, palpitations, warm, flushed skin
R. Acidosis
acid base balance
causes:
Hyperventilation (blows off CO2), excess anxiety, high fever, hypoxemia, early salicylate intoxication, sepsis, PE, pregnancy
R. Alkalosis
acid base balance

Treatment:
Bronchodilators, postural drainage, airway suctioning, humidity, O2 at low flow for COPD, if severe may need ventilator or IV sodium bicrabonate
R. acidosis
Symptoms:
Hyperexcitability fo the CNS, decrease in blood flow to the brain, tingling, lightheadedness, numbnes, sweating, palpitations, panic, air hunger, inability to concentrate
R. alkalosis
acid base balance
causes:
Hyperventilation (blows off CO2), excess anxiety, high fever, hypoxemia, early salicylate intoxication, sepsis, PE, pregnancy
R. Alkalosis
acid base balance

Treatment
breathe into a paper bag, treat the underling cause
R. alkalosis