Ch. 26 Body fluids

Question 1

infants are ___% or more water

Answer 1

73%

Question 2

Infants have high or low body fat and bone mass?

Answer 2

Infants have low body fat and low bone mass

Question 3

Adult males are ___% water and females are around ____% water

Answer 3

60% and 50%

Question 4

Adult females have a _____ fat content but _____ skeletal muscle mass

Answer 4

higher fat content, less skeletal muscle

Question 5

Which tissue is the least hydrated of all?

Answer 5

Adipose

Question 6

What is the total body water in the average adult?

Answer 6

around 40 Liters

Question 7

Water declines to around ____% in old age

Answer 7

45%

Question 8

What are the two main fluid compartments?

Answer 8

Intracellular and extracellular

Question 9

Fluid inside the ____ compartment accounts for 2/3 of total body fluid

Answer 9

ICF

Question 10

Fluid inside the two main ____ compartments outside cells accounts for 1/3 of total body fluid

Answer 10

ECF

Question 11

What are the two compartments within the ECF?

Answer 11

Plasma and interstitial fluid

Question 12

There are __L of fluid in the plasma and ___L in the interstitial fluid

Answer 12

3L and 12L

Question 13

There are 12L of _____ ______ in spaces between cells

Answer 13

interstitial fluid

Question 14

What else is considered interstitial fluid?

Answer 14

Lymph, CSF, humors of the eye, synovial fluid, serous fluid, and gastrointestinal secretions

Question 15

What is the universal solvent?

Answer 15

Water

Question 16

_____ are substances dissolved in water

Answer 16

solutes

Question 17

Solutes are classified as ______ and _____

Answer 17

nonelectrolytes and electrolytes

Question 18

________ are considered most organic molecules and they do not dissociate in waer

Answer 18

Nonelectrolytes

Question 19

What are some examples of nonelectrolytes?

Answer 19

Glucose, lipids, creatinine, and urea

Question 20

______ dissociate into ions in water

Answer 20

electrolytes

Question 21

What are some examples of electrolytes?

Answer 21

Inorganic salts, all acids and bases, some proteins

Question 22

Do ions conduct an electrical current?

Answer 22

Yes

Question 23

______ have greater osmotic power than ________

Answer 23

electrolytes have greater osmotic power than nonelectrolytes

Question 24

______ have the greater ability to cause fluid shifts due to the ability to dissociate into two or more ions

Answer 24

Electrolytes