The hypoxic drive stimulates breathing in patients with:

A) chronically decreased PaO2 levels.
B) emphysema or chronic bronchitis.
C) chronically decreased PaCO2 levels.
D) mild bronchospasm caused by asthma


Ans: A) chronically decreased PaO2 levels.

Anatomy & Physiology

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Which of the following is part of the upper respiratory tract?

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The concentration of water in the blood is regulated by controlling the amount of water lost in ________.

A. urine and sweat B. urine only C. urine, sweat, and feces D. urine and feces

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Urine drains from the nephron into the calyces through the ________.

A. loop of Henle B. Bowman capsule C. distal convoluted tubule D. proximal convoluted tubule E. collecting duct

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A decrease in blood volume will result in

A. decreased blood pressure. B. increased ADH (antidiuretic hormone) secretion. C. decreased urine volume. D. All of the choices will occur.

Anatomy & Physiology