Multiple Choice
Chemical buffer systems
A) respond in 1 to 3 minutes to changes in hydrogen ion concentration.
B) stimulate the respiratory center when acidosis is present.
C) promote H+ excretion by the kidneys when acidosis is present.
D) are the most powerful mechanism available for regulating changes in [H+] within the body.
E) buffers changes in acid or base levels.
Correct Answer:
Verified
Correct Answer:
Verified
Q15: In a normal, healthy person, H<sub>2</sub>O intake
Q129: When the body becomes dehydrated (H<sub>2</sub>O deficit),
Q143: Hypothalamic osmoreceptors are nearest to<br>A)angiotensin-secreting cells<br>B)carotid baroreceptors<br>C)the
Q170: The importance of regulating ECF osmolarity is<br>A)
Q173: MATCHING<br>Indicate which fluid imbalance is being described
Q176: What are the causes of the four
Q178: The thirst mechanism is invoked when<br>A) the
Q179: If the ECF's osmolarity increases<br>A) water will
Q180: Vasopressin is normally secreted when a deficit
Q242: _ is a change in pH that