During the cephalic phase of gastric secretion,
A) the intestine reflexively inhibits gastric emptying.
B) secretin inhibits parietal and chief cells.
C) the stomach responds to distention.
D) production of gastric juice slows down.
E) there is an increased flow of action potentials along the vagus nerve to the stomach.
E) there is an increased flow of action potentials along the vagus nerve to the stomach.
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In order for a lymphocyte to respond to an antigen, the antigen must
A) be phagocytized by the lymphocyte. B) enter the cytoplasm of the lymphocyte. C) bind to the DNA of the lymphocyte. D) bind to specific receptors on the lymphocyte surface. E) depolarize the lymphocyte.
Which of the following enzymes acts to produce monoglycerides as one product?
a) Lipase b) Amylase c) Trypsin d) Phosphatase e) Ligase
Hyposecretion of both aldosterone and cortisol results in:
A) Graves' disease. B) Cushing's disease. C) Hashimoto's thyroiditis. D) Addison's disease.
Myocardial infarction can lead to what type of shock?
A. Neurogenic B. Cardiogenic C. Venous pooling (vascular) D. Hypovolemic E. Obstructed venous return