How do the kidneys assist the skeletal, muscular, and nervous systems?
A. Excrete carbon dioxide
B. Maintain blood vessel tone for blood pressure
C. Convert vitamin D to its active form to absorb calcium from the digestive tract
D. Produce renin and angiotensin converting enzymes
Answer: C
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In a normal electrocardiogram, the
A. P wave results from repolarization of the atria. B. QRS complex results from ventricular depolarization. C. P wave occurs after the QRS complex but before the T wave. D. T wave represents depolarization of the atria. E. repolarization of the atria is clearly visible.
Where would you find olfactory hairs?
A. Concentrated along basal cells B. Buried within the olfactory glands C. At the surface of supporting cells D. At the apical surface of olfactory neurons E. Scattered among the lamina propria
Which of the following surface features is found on the radius?
A) olecranon B) coronoid process C) trochlear notch D) radial notch E) ulnar notch
Which cardiovascular drug should be monitored for toxicity levels through blood testing?
a. digoxin b. epinephrine c. dopamine d. lidocaine