Ch. 7 Flashcards Preview

Nutrition > Ch. 7 > Flashcards

Flashcards in Ch. 7 Deck (38):
1

fifty to ___ percent of an adults healthy body weight is fluid

70

2

wht is the function of synovial fluid

lubricates body joints

3

what is not a symptom of low blood pressure

stroke

4

what has a high heat capacity. what does this term mean.

water is resistant to changes in temperature

5

water is known as the universal solvent. this means that ___

most solutes will dissolve in water

6

what will likely result if the concentration of electrolytes outside the cell is higher thatn in the intracellular environment

the celll will shrink and dry up

7

what is the primary reason we sweat

to regulate body temperature

8

most water is lost daily via the

kidneys

9

the ability of a muscle to contract and relax is dependent on the flow of ___ in and out of the muscle cell

calcium

10

the command center of fluid intake is located in the

hyothalamus

11

what stimulates the thirst mechanism

decreased concentration of solutes in the blood

12

insensible water loss includes water loss ___

through respiration

13

what is a major mineral

sodium

14

hyponatremia is associated with ___

overhydration

15

diets high in sodium are associated with ___

high blood pressure

16

the water that comes from lakes rivers and reservoirs is ___ water

surface

17

diets rich in ___ are associated with maintaining healthy blood pressure levels

potassium

18

who would be at risk for hyperkalemia

an individual with kidney disease

19

the majority of dietary chloride is consued from ___

table salt

20

what is not a function of chloride

used in public water supplies to kill harmful bacteria

21

the majority of our bodys phosphorus is stored in he

bones

22

widely distributed in many foods, phosphorous is especially abundant in foods dense in ___

protein

23

mary drinks 600milliliters of water. how many cups is that

2 1/2 cups

24

on average, what individuals would have the highest percentage of body water

35 yo lean man

25

what is not true about phosphorus

on average, americans do not consume enough phosphorus in their diets

26

what food contains the lowest amount of sodium

1 medium fresh orange

27

what is a diuretic

alcohol

28

what is not a major function of sodium

maintains normal heart rythem

29

what do sodium and potassium not have in common

rich sources of both include fresh foods such as bananas cantaloupe and potatoes

30

what condition is not related to an electrolyte imbalance

hypoglycemia

31

the fluid that is found in between cells is called ___ fluid

interstitial

32

what does not describe tissue fluid

fluid that is found in the blood streem

33

what is not a mechanism to maintain the bodys internal temperature

warmed fluids from the bodies surface return to the bodys core, thus heating the body

34

the movement of water through a semipermeable membrane toward solutes is alled

osmosis

35

what condition would result in a decreased water loss from the body

high sodium intake

36

the two electrolytes that enable nerves to respond to stimuli are sodium and ___

potassium

37

what ethnic group has the highest risk of developing hypertension

african american

38

the agency that sets and monitors standards for city water systems is the

epa