a. is secreted by the adenohypophysis
b. stimulates water intake
c. stimulates water conservation by the kidneys
d. a, b, c
e. b, c
e. b, c
the extracellular fluid (ECF) consists of the...
a. interstital fluid
b. cerebrospinal fluid
c. plasma and lymph
d. all of the above
e. a, b
hypovetilation leads to...
a. metabolic alkalosis
b. respiratory acidosis
c. respiratory alkalosis
d. metabolic acidosis
when pure water is consumed...
a. the ECF becomes hyertonic to the ICF
b. the volume of the ICF decreases
c. osmolarities of the two fluid compartments fall
d. the volume of the ECF decrease
e. a fluid shift occurs and the volume of the ICF decreases
when water is lost, but electrolytes are retained...
a. osmosis move water from the ICF to the ECF
b. both the ECF and the ICF become more dilute
c. there is an increase in the volume of the ICF
d. the osmolarity of the ECF falls
e. b, d
to reduce brain swelling by pulling water out of brain cells, a substance can be injected intravenously to increase the osmotic pressure of interstital fluid. which of the following properties can this substance NOT have to be effective?
a. permeable to capillary endothelium
b. permeable to brain plasma membranes
c. nontoxic to neurons
d. impermeable to brain plasma membranes
e. soluble in water
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