Water Balance - Exam 4 Flashcards
1
Q
How much of our body weight is water?
A
60%
2
Q
Where in our body is most of the 60% body weight found?
A
intracellularly
3
Q
where can water be produced?
A
in the cells- mitochondria (metabolic water)
4
Q
ECF consists of:
A
interstitial fluid, plasma, and transcellular water
5
Q
T/F: the major force favoring filtration at the arterial end of capillaries is the hydrostatic pressure of the blood
A
T
6
Q
Which ion is abundantly present in the ICF?
A
Phosphate
7
Q
T/F: one important stimulus for thirst is increased ECF osmolality
A
T
8
Q
Which hormones are involved in water balance?
A
ADH, aldosterone, ANP
9
Q
Tracer substances used to measure body fluid compartment must be….
A
non-toxic & rapidly/evenly distributed in the compartment
