Multiple Choice
The thirst mechanism is invoked when
A) the plasma osmolarity increases
B) the plasma osmolarity decreases
C) hypothalamic osmoreceptors are activated
D) the plasma osmolarity increases and the plasma osmolarity decreases
E) the plasma osmolarity increases and hypothalamic osmoreceptors are activated
Correct Answer:

Verified
Correct Answer:
Verified
Q38: pH<br>A) equals the logarithm to the base
Q39: Diabetes insipidus<br>A) is due to excess vasopressin
Q40: Which of the following statements concerning HCO<sub>3</sub><sup>-</sup>
Q44: Interstitial fluid<br>A) is the largest component of
Q45: Osmotic activity across plasma membranes is most
Q46: Which statement is correct?<br>A) Respiratory rate and
Q48: Bicarbonate ions can combine with free H<sup>+</sup>,
Q215: Water is the most abundant component of
Q221: The major source of water loss from
Q290: The primary anion of the ECF is<br>A)bicarbonate<br>B)chloride<br>C)phosphate<br>D)sodium