Control of melatonin secretion from the pineal gland requires ________.
A. sunlight or lack of sunlight
B. sympathetic stimulation from the suprachiasmatic nucleus of the hypothalamus
C. activation of melanopsin from ganglion cells of the retina
D. All of the choices are correct.
Answer: D
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What forms the superior portion of the sternum?
A. Xiphoid process B. Gladiolus C. Manubrium D. Body E. Clavicle
The artery that arises from the descending aorta and is immediately inferior to the celiac trunk is the ________ artery.
A. common hepatic B. right gastric C. inferior mesenteric D. splenic E. superior mesenteric
The gastric phase of gastric secretion is triggered by the
A) sight, thought, or smell of food. B) entry of food into the stomach. C) entry of chyme into the small intestine. D) entry of chyme into the large intestine. E) release of cholecystokinin and secretin by the small intestine.
Which of the following anterior pituitary hormones stimulates the adrenal cortex to secrete cortisol?
a) Leutinizing hormone b) Prolactin c) Insulin-like growth factors d) Melanocyte-stimulating hormone e) Adrenocorticotropic hormone