Water balance Part 3 Flashcards
1
Q
Can cells move water by active transport?
A
no
2
Q
How does water move across cell membranes?
A
it moves passively in response to osmotic gradients like sodium and chloride
3
Q
what are physiological adjustments regulated by?
A
Circulating hormones
4
Q
The principal ions in the ECF are?
A
sodium, chloride, and bicarbonate
5
Q
The principal ions in the ICF are?
A
Potassium, magnesium, phosphate
6
Q
Despite differences in specific ions, ICF and ECF osmolarities are identical. Osmosis accounts for small changes. True or False
A
True
7
Q
3 types of water intake
A
1) Ingested liquid
2) Ingested Food
3) Metabolic water from respiration
8
Q
4 types of water loss
A
1) kidneys-urine
2) Skin-sweat
3) lungs-water vapor exhaled
4) GI tract-feces
