Which of the following will decrease glucocorticoid secretion by the adrenal cortex?
A. hypoglycemia and stress
B. increased CRH production
C. increased plasma levels of cortisol
D. increased plasma levels of ACTH
E. decreased plasma levels of cortisol
C
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The ________ filters and relays sensory information to cerebral cortex
A) cerebrum B) thalamus C) pons D) medulla oblongata E) cerebellum
The arachnoid mater is
a. the innermost meningeal layer. b. a delicate, richly vascularized meningeal layer that is "cobwebby" in appearance. c. a tough, inelastic membrane that covers the central nervous system. d. involved with the formation of cerebrospinal fluid. e. more than one of these answers is correct.
During platelet plug formation,
A. thrombin is released from endothelial cells. B. vitamin K production increases. C. platelets multiply. D. platelets stick to the exposed collagen fibers of injured vessels.
Why might severing the branches of the vagus nerves that supply the stomach provide relief for a person who suffers from chronic gastric ulcers (sores on the stomach lining)?
A) it would block sympathetic stimulation of gastric secretions B) it would block the flow of hydrogen ions down the vagus nerve C) it would block parasympathetic stimulation of gastric secretions D) it would block somatic nerve activity to the myenteric plexus E) it would block stomach stretch sensory neurons from being activated