During the cephalic phase of gastric secretion,
A) the stomach responds to distention.
B) secretin inhibits parietal and chief cells.
C) CNS sensory or cognitive activation increases neural stimulation of the stomach.
D) the intestinal reflex inhibits gastric emptying.
E) the gastroileal reflex decreases production of gastric juice.
C
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Which labeled bone in the diagram of the foot is the only bone of the foot that articulates with the fibula and tibia?
a) A b) B c) C d) D e) E
Each of the following statements concerning development is true except
A) embryonic development includes the events that occur in the first 2 months. B) fetal development occurs from the 9th week until birth. C) the first trimester is when the fetus first looks distinctively human. D) postnatal development begins at birth. E) organ development is complete by the end of the 6th month.
Which of the following statements regarding renal handling of Na+ is correct?
A. In the absence of aldosterone, Na+ will be secreted by the cortical collecting ducts. B. In the proximal tubule, Na+ is actively transported across the luminal membrane of the tubular epithelial cells. C. Atrial natriuretic factor increases Na+ reabsorption. D. Na+ is actively reabsorbed in the ascending limb of the loop of Henle. E. Without vasopressin, the collecting duct is impermeable to Na+.
Which of the following describes the position of the nose?
A. inferior to the chin B. superior to the forehead C. posterior to the ears D. lateral to the eyes E. superior to the mouth