Both the left and right atria receive blood from:
A) arteries. B) veins. C) the lungs. D) the ventricles.
Answer: B
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The second-messenger mechanism of hormone action operates by ________.
A) synthesizing more of the hormone than is actually needed B) increasing the basal metabolic rate in the target organ C) not responding to a feedback mechanism D) binding to specific receptors and employing the services of G proteins and cAMP
During the follicular phase, granulosa cells secrete ________, which stimulates secretion of ________.
A. progesterone; LH B. estradiol; GnRH C. progesterone; FSH D. estradiol; LH E. estradiol; FSH
Most gray matter of the cerebrum is located in which region?
A. Limbic system B. Neocortex C. Basal nuclei D. Substantia nigra E. Reticular formation
One of the functions of the spleen is phagocytosis of bacteria in the blood.
Answer the following statement true (T) or false (F)