Centers in which of the following adjust the respiratory rate and depth of respiration in response to sensory stimuli, emotional states, or speech patterns?
A) midbrain
B) cerebellum
C) cerebrum
D) spinal cord
E) pons
E) pons
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Organic molecules that act as receptors/carriers for the cleaved portion of the substrate are
A) isoenzymes. B) coenzymes. C) vitamins. D) modulators.
The electrocardiogram is most useful in determining which component of cardiac output?
a. stroke volume b. heart rate c. ejection fraction d. end-diastolic volume e. murmurs
Which of the following factors of the internal environment is not homeostatically maintained?
a. its concentration of nutrient molecules. b. its concentration of nitrogen gas, of which 80% of the atmospheric air is composed. c. its concentration of oxygen and carbon dioxide. d. its pH. e. its temperature.
Which of the patients tested was(were) in the borderline range for insulin-mediated glucose uptake?
A) patient 2 B) patient 3 C) patients 2 and 4 D) patient 4 E) patients 2 and 3