Lecture 14 - Body Fluids Flashcards Preview

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Flashcards in Lecture 14 - Body Fluids Deck (20):
1

Which of the following is the approximate volume of the ICF?
A. 1L
B. 3 L
C. 11 L
D. 28 L

D. 28 L

2

Which of the following is the approximate volume of the interstitial fluid?
A. 1L
B. 3 L
C. 11 L
D. 28 L

C. 11 L

3

milliosmoles per liter is known as _____.
A. Osmolarity
B. Osmolality

A. Osmolarity

4

Particles per kg of solvent
A. Osmolality
B. Osmolarity

A. Osmolality

5

Each mOsm contributes to what amount of osmotic pressure?
a. 21.3 mmHg
b. 19.3 mmHg
c. 22.3 mmHg
d. 25.3 mmHg

b. 19.3 mmHg

6

A 0.9% solution of NaCl has what osmolarity? (mol wt=58.5 g/mol)

(9g/L)(58.5g/mol) = 0.308 mOsm/L

7

The largest contributor to osmolarity of the interstitial fluid is due to?
A. Na and Cl ions
B. Mg and PO4 ions
C. Na and PO4 ions
D. Mg and Cl ions

A. Na and Cl ions

8

A solution of ____ mOsm/L is considered isotonic to the cell
A. 250
B. 262
C. 282
D. 290

C. 282 mOsm/L

9

Which of the following is the approximate volume of the plasma portion of the ECF.
A. 1L
B. 3 L
C. 11 L
D. 28 L

B. 3L

10

Which of the following is the approximate volume of the ICF?
A. 1L
B. 3 L
C. 11 L
D. 28 L

D. 28 L

11

Which of the following is the approximate volume of the interstitial fluid?
A. 1L
B. 3 L
C. 11 L
D. 28 L

C. 11 L

12

milliosmoles per liter is known as _____.
A. Osmolarity
B. Osmolality

A. Osmolarity

13

Particles per kg of solvent
A. Osmolality
B. Osmolarity

A. Osmolality

14

Each mOsm contributes to what amount of osmotic pressure?
a. 21.3 mmHg
b. 19.3 mmHg
c. 22.3 mmHg
d. 25.3 mmHg

b. 19.3 mmHg

15

A 0.9% solution of NaCl has what osmolarity? (mol wt=58.5 g/mol)

(9g/L)(58.5g/mol) = 0.308 mOsm/L

16

The largest contributor to osmolarity of the interstitial fluid is due to?
A. Na and Cl ions
B. Mg and PO4 ions
C. Na and PO4 ions
D. Mg and Cl ions

A. Na and Cl ions

17

A solution of ____ mOsm/L is considered isotonic to the cell
A. 250
B. 262
C. 282
D. 290

C. 282 mOsm/L

18

Which of the following is the approximate volume of the plasma portion of the ECF.
A. 1L
B. 3 L
C. 11 L
D. 28 L

B. 3L

19

Hyponatremia resulting from diarrhea/vomiting, excess hydration, and Addison's disease. This results in the cell _______.
A. Expanding
B. Shrinking
C. Remaining the same size

A. Expanding; ICF [NaCl] > ECF [NaCl]

20

Extracellular edema arises from increased tissue permeability and ______.

failure of the lymphatic system