Mace - Acid Base Flashcards
⅔ of body’s fluid is __
and ⅓ is __
intracellular
extracellular
what is found inside the cell (4)
K+
Mg
phosphate
negatively charged protein
what is found outside the cell (4)
Na
Ca
Cl
bicarb
there is little or no __ outside the ell
protein
where is most of the body’s water found
intracellular
insensible fluid losses
expired air → 300 mL
sweat → 100 mL
cutaneous transpiration → 400 mL
sensible fluid losses
feces → 200 mL
urine → 500 mL
urine → 1,500 mL
500 mL of urine loss is __
1,000 mL of urine loss is __
obligatory
facultative
> 90% of fluid input is
food and drink (normal)
also IV fluids (clinical)
sources of fluid output (3)
normal obligatory fluid loss
abnormal fluid loss
hormonally controlled fluid loss
what 3 hormones cause decreased urine output
angiotensin II
ADH
aldosterone
what hormone increases urine output
ANP
long term inhibition of thirst is mostly associated w.
a. cooling of the mouth
b. distention of the stomach by ingested water
c. a drop in blood osmolarity
d. moistening of the mouth
e. increased salivation
c. a drop in blood osmolarity
2 types of fluid deficiency
hypovolemia
dehydration
hypovolemia is __ osmolarity
dehydration is __ osmolarity
constant
increased
