MCB Fox Review Questions

MCB Fox Review Questions - Fox Review Questions: 1) Which...

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Fox Review Questions: 1) Which of these statements about hypothalamic-releasing hormones is true? a. They are secreted into capillaries in the median eminence. b. They are transported by portal veins to the anterior pituitary c. They stimulate the secretion of specific hormones from the anterior pituitary d. All of the above are true 2) The hormone primarily responsible for setting the basal metabolic rate and for promoting the maturation of the brain is a. Cortisol b. ACTH c. TSH d. Thyroxine 3) Which of these statements about the adrenal cortex is true? a. It is not innervated by nerve fibers b. It secretes some androgens c. The zona glomerulosa secretes aldosterone d. The zona fasciculate is stimulated by ACTH e. All of these are true 4) Which of these statements about the hormone insulin is true? a. It is secreted by alpha cells in the islets of Langerhans b. It is secreted in response to a rise is blood glucose c. It stimulates the production of glycogen and fat d. Both a and b are true e. Both b and c are true 5) Match the hormone with the primary agent that stimulates its secretion a. Epinephrine b. Thyroxine c. Corticosteroids
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d. ACTH i. Tsh ii. ACTH iii. Growth hormone iv. Sympathetic nerves v. CRH 6) Steroid hormones are secreted by a. The adrenal cortex b. The gonads c. The thyroids d. Both a and b e. Both b and c 7) The secretion of which of these hormones would be increased in a person with endemic goiter? a. TSH b. Thyroxine c. Trriodothyronine d. All of these 8) Which of these hormones uses Camp as a second messenger? a. Testosterone b. Cortisol c. Insulin d. Epinephrine 9) Which of these terms best described the interactions of insulin and glucagon? a. Synergic b. Permissive c. Antagonistic d. Cooperative
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10) Which of these correctly described the role of inositol triphosphate in hormone action a. It activates adenylate cyclase b. It stimulates the release of calcium from the endoplasmic reticulum c. It activates protein kinase d. All of the above 11) A graded whole muscle contraction is produced IN VIVO primarily by variation in a. The strength of the fibers contraction b. The number of fibers that are contracting c. Both of these d. Neither of these 12) A series elastic component of muscle contraction is responsible for? a.
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MCB Fox Review Questions - Fox Review Questions: 1) Which...

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