What structure is the functional unit of the kidney?
A) Renal pyramid
B) Renal corpuscle
C) Nephron
D) Vasa recta
Answer: C
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Which of the following statements about the citric acid cycle is false?
A. At several steps, NADH molecules are formed. B. The major end product of the cycle is lactate. C. Two ATP are formed in the cycle from one glucose. D. The process occurs in the mitochondria. E. Carbon dioxide is produced at several steps in the cycle.
Palpation is accomplished by using a stethoscope, ruler, or X-ray machine.
Answer the following statement true (T) or false (F)
On coming inside from the cold, students notice that their cheeks are red. This results from
A. increased permeability of superficial vessels. B. damage to the epidermis by the cold. C. dilation of the blood vessels in the dermis of the cheeks. D. constriction of the sweat glands in the cheeks. E. constriction of the blood vessels in the epidermis of the cheeks.
Which of the following is a symptom of Cushing's syndrome?
A. Collection of fat on the lower neck and shoulders B. Goiter C. Accelerated bone growth D. Drooping eyelids