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A&P 2 Test #4 > Water system > Flashcards

Flashcards in Water system Deck (26):
1

Total body water volume is _ liters & __ % body weight

40 L 60

2

ICF volume is _ liters & __ % body weight

25 L 40%

3

ECF volume is _ liters & __ % body weight

15 L 20%

4

IF volume is _ liters & __ % body weight

12 L 80%

5

Plasma volume is _ liters & __ % body weight

3 L 20%

6

Osmotic pressure is a ___ force

pulling

7

Hydrostatic pressure is a ____ force

pushing

8

Osmotic pressure is proportional to _____ in a solution

number of particles in a solution

9

Water intake ____ water output

=

10

_____ water (water of oxidation is water produced by cellular _____

metabolic
respiration

11

_____ water loss is loss through ___ & ____, perspiration, and feces.

insensible
skin & lungs

12

Osmolality is maintained by _____ center in the _____ of the brain

thirst
hypothalamus

13

The rise in osmolality stimulates _____ & causes the release of ___

thirst
ADH

14

What is the main electrolyte?

Na+Cl

15

Salt controls _____ movements & provides ____ for excitability

fluid
minerals

16

Hypernatremia
Hyponatremia

Na+ high in blood
Na+ low in blood

17

Hyperkalemia
Hypokalemia

K+ high in blood
K+ low in blood

18

Hypercalcemia
Hypocalcemia

Ca+ high in blood
Ca+ low in blood

19

____ is the most abundant cation in ____

salt
ECF

20

Na+ is the only ___ exerting significant ____ pressure

cation
osmotic

21

Na concentration determines ____ of water in ECF

osmolality

22

___ of Na determines ____ volume & BP

content
ECF

23

How many known receptors monitor Na+ levels

none

24

____ plays the biggest role in Na+ regulation by kidneys

aldosterone

25

Where is Na+ reabsorbed

PCT

26

ANP is the ____. It inhibits ADH, Renin, Aldosterone. which means ANP _____ BP.

antagonist
lowers