A to be found in the adrenal medulla B.to be involved in the synthesis of biogenic amines D.to be involved in the synthesis of steroid hormones Question 11 All of the following are characteristies of the hypothalamic neurons that supply the posterior pituitary EXCEPT A they symapse directly on target cells B.they secrete either oxytocin or vasopressin (antidiuretic hormone,ADH) neurosecretory granules accurulate in terminal Herring bodies D.hormone is released into the general circulatory system E.they are supported by a type of glial cell known as pituicytes Question#12 The synthesis and release of thyroid hormones by thyroid follicular cells requires all of the following EXCEPT A.the processing of mature horrone in regulated secretory granules B.the extracellular storage of an inactive precursor protein the uptake of dietary iodide from the bloo the recovery of thyroglobulin from the lunen by endocytosis E.stimulation by an anterior pituitary hormone Question#13 The target cells for the endocrine hormones A.possess receptors that bind specific hormones in the blood B.respond to changes in hormone concentration in the blood C.typically initiate a feedback response to the hormone D.can respond to the temporal pattern (frequency)of hormone in the blood E all of the above Question#14 Receptors that sense serum calcium levels are found in A.cells of the adrenal cortex and adrenal medulla B.anterior pituitary cells of the parathyroid gland E.thyroid follicular cells Question 15 A. to be found in the adrenal medulla B. to be involved in the synthesis of biogenic amines C. to be involved in the synthesis of inactive zymogens D. to be involved in the synthesis of steroid hormones -------------------------------------------------------------------------------- Question # 11 All of the following are characteristics of the hypothalamic neurons that supply the posterior pituitary EXCEPT A. they synapse directly on target cells B. they secrete either oxytocin or vasopressin (antidiuretic hormone, ADH) C. neurosecretory granules accumulate in terminal Herring bodies D. hormone is released into the general circulatory system E. they are supported by a type of glial cell known as pituicytes -------------------------------------------------------------------------------- Question # 12 The synthesis and release of thyroid hormones by thyroid follicular cells requires all of the following EXCEPT A. the processing of mature hormone in regulated secretory granules B. the extracellular storage of an inactive precursor protein C. the uptake of dietary iodide from the blood D. the recovery of thyroglobulin from the lumen by endocytosis E. stimulation by an anterior pituitary hormone -------------------------------------------------------------------------------- Question # 13 The target cells for the endocrine hormones A. possess receptors that bind specific hormones in the blood B. respond to changes in hormone concentration in the blood C. typically initiate a feedback response to the hormone D. can respond to the temporal pattern (frequency) of hormone in the blood E. all of the above -------------------------------------------------------------------------------- Question # 14 Receptors that sense serum calcium levels are found in A. cells of the adrenal cortex and adrenal medulla B. anterior pituitary somatotropes C. cells of the pancreatic islets D. cells of the parathyroid gland E. thyroid follicular cells -------------------------------------------------------------------------------- Question # 15