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47 Cards in this Set

  • Front
  • Back
anesthetic that increases cardiac work and O2 use, secretions, and blood pressure, but doesn't cause respiratory depression
Ketamine
Inhaled anesthetic with renal toxicity
methoxyflurane
Inhaled anesthetic with hepatotoxicity
halothane
antibiotic prolonging neuromuscular blockade
clindamycin
long-acting SST analog
octreotide
Digoxin: MOA
Decreases Na/K/ATPase to increase Ca available to myocytes.

Slows AV conduction

Does not increase O2 consumption.
Digoxin: side fx
ischemic gut, decreased splanchnic flow
metyrapone: MOA
blocks 11 β-OHase so no cortisol is made. Stimulates ACTH
metyrapone: use
to dx adrenal insufficiency
aminoglutethimide: MOA
blocks production of steroids derived from cholesterol
Leuprolide: MOA and indication
GnRH agonist, causes medical orchiectomy
Misoprostil: MOA
replaces PGE2 (cryoprotective) for pts on NSAIDs, reduces PUD
FeNa, Urine Na, and BUN/Cr results in pre-renal failure
FeNa <1%

Urine Na <20

(kidneys are working and conserving Na to conserve volume)

BUN/Cr >30 : nitrogen getting recycled
What secretion has highest K concentration?
Salive>gastric>pancreatic/duodenal
branched chain amino acids: what are they?
Ile, Leu, Val
branched chain amino acids: where metabolized?
muscle
25-OHase to activate vitamin D found in ______; 1-OHase found in ____
Liver; Kidney
increases calcium binding protein to increase intestinal absorption of calcium
vitamin D
Vitamin __ reverses adverse effects of steroid on wound healing
A
Total body water higher in (men, women)
men (women have more fat)
Total body water is _____% of weight; ___% of weight caused by water is intracellular; ___% is intestinal, ___% is plasma
60; 40; 15; 5
Basal calorie expenditure calculation
25 kcal/kg/day
___g protein/kg/day needed
1
Respiratory quotient
ratio of CO2 produced/O2 consumed.

Varies depending on whether fat or carbs used
Respiratory quotient
if
A) fat used
B) carbs used
A) 0.7
B) 1.0
Preferred fuel of colon
Short chain fatty acids
Preferred fuel of small bowel
Glutamine (most common amino acid in bloodstream)
What causes decreased glutamine?
Stress as glu goes to kidney to form ammonium to help acidosis
Which fats go to portal system with AAs and Carbs?
Only Short and Medium Chain Triglycs
Chromium def: sx
hyperglycemia (relative diabetes)

neuropathy
Zinc def: sx
Hair loss

Poor healing

Change in taste

Perioral rash
Phosphate def: sx
Weakness (resp)

Encephalopathy bc P needed for ATP
Copper def: sx
anemia

neutropenia
Linoleic acid def (essential FA def) : sx
dermatitis

hair loss

change in vision
Vit A def: sx
can decrease Vit C stores
Cori cycle: what goes where?
Glucose --> lactate ---> to liver ---> back to glucose
What happens to brain energy usage in starvation?
uses ketones from FAs
What happens in late starvation?
Gluconeogen shifts to kidney as liver is depleted of ALANINE
in late starvation, Gluconeogen shifts to kidney as liver is depleted of _____
alanine
causes of increased anion gap metabolic acidosis
MUDPILES

Methanol
Uremia
DKA
Paraldehyde
Lactic acidosis
Ethanol
salicylates
anion gap calc
Na - (Cl + HCO3)

normally <12
how does alkalosis cause hypo[K+]?
Decreased [H+] causes H+ to come out of cells via H/K exchanger. K+ goes into cells and into urine.
Hyperglycemia (lowers, increases) Na
LOWERS
How to correct Na for hyperglycemia?
For every 100 glucose over 100, add 2 to [Na]
Low __ and ___ cause hyperexcitability and increased reflexes
Ca and Mg
How does low Mg affect PTH?
inhibits PTH. Replace Mg if there is difficulty correcting patient's Ca
Replace _ if there is difficulty correcting patient's Ca
Mg