PGY 206 Exam 2| COMPLETE QUESTIONS AND ANSWERS | 2025
UPDATED | 100% RATED CORRECT| GRADED A+| GET IT CORRECT!!
Which of the following is true when epinephrine binds to adrenergic receptors? - (answer)G-
proteins become activated.
Oxytocin is a hydrophilic hormone and is stored where? Produced? - (answer)Oxytocin is stored
in the posterior pituitary gland and is produced in the hypothalamus.
If the stalk of the pituitary gland were cut or destroyed in any way, which of these hormones
would be most likely to have normal plasma levels? - (answer)Corticotropic releasing hormone
(CRH).
Steroids derived from cholesterol that regulate homeostasis throughout the body are made in
each of the following, except? - (answer)Zone medullaris.
Release of thyroid stimulating hormone (TSH) is? - (answer)Stimulated by TRH and inhibited by
thyroxine.
Which of the following is true about insulin? - (answer)It activates cellular second messenger
systems after its surface receptor dimerizes.
你是想要一篇“眼睛容易
Cortisol is synthesized where? It acts in what? - (answer)It is synthesized in the zone fasciculata
阅读的”中文文章
and acts in the cell nucleus.
Alpha cells in the Islets of Langerhans secrete what? It acts to do what blood glucose levels? -
(answer)They secrete glucagon and increases blood glucose levels.
Which of the following pairs of hormones have antagonistic effects on calcium in blood? -
(answer)Calcitonin and parathyroid hormone (PTH).
, Which of the following statements about "fight or flight" response is false? - (answer)It is
triggered by hormones stored in the posterior pituitary gland.
Which of the following statements about cortisol is true? - (answer)It is derived from cholesterol.
Partial removal of the thyroid gland could result in the loss of calcium in bones because the
production of what would likely be reduced? - (answer)Calcitonin.
An increase in the use of glucose as fuel for the production of ATP by oxidative phosphorylation
would occur in response to the secretion and cell surface binding of? - (answer)Insulin.
Which of the following is false concerning the action of thyroid hormone? - (answer)Decreases
basal metabolic rate.
Which of the following is true concerning the production of thyroid hormone? - (answer)Iodine
transported within the follicles help to make MIT and/or DIT.
Insulin actions are: - (answer)Stimulated by high blood glucose and antagonized by glucagon.
An increase in plasma calcium should cause: - (answer)Decreased PTH and decreased 1,25-
dihydroxyvitamin D3 production.
你是想要一篇“眼睛容易
阅读的”中文文章
Which of the following statements about insulin is true? - (answer)Insulin facilitates the
movement of intracellular glucose transporters to cell membrane.
Calcitonin: - (answer)Is secreted by cells in the thyroid gland or is produced by parafollicular
cells.
Which of the following occurs when steroid hormones bind to cytosolic nuclear receptors? -
(answer)The receptor complex crosses the nuclear membrane and binds to DNA half sites.
UPDATED | 100% RATED CORRECT| GRADED A+| GET IT CORRECT!!
Which of the following is true when epinephrine binds to adrenergic receptors? - (answer)G-
proteins become activated.
Oxytocin is a hydrophilic hormone and is stored where? Produced? - (answer)Oxytocin is stored
in the posterior pituitary gland and is produced in the hypothalamus.
If the stalk of the pituitary gland were cut or destroyed in any way, which of these hormones
would be most likely to have normal plasma levels? - (answer)Corticotropic releasing hormone
(CRH).
Steroids derived from cholesterol that regulate homeostasis throughout the body are made in
each of the following, except? - (answer)Zone medullaris.
Release of thyroid stimulating hormone (TSH) is? - (answer)Stimulated by TRH and inhibited by
thyroxine.
Which of the following is true about insulin? - (answer)It activates cellular second messenger
systems after its surface receptor dimerizes.
你是想要一篇“眼睛容易
Cortisol is synthesized where? It acts in what? - (answer)It is synthesized in the zone fasciculata
阅读的”中文文章
and acts in the cell nucleus.
Alpha cells in the Islets of Langerhans secrete what? It acts to do what blood glucose levels? -
(answer)They secrete glucagon and increases blood glucose levels.
Which of the following pairs of hormones have antagonistic effects on calcium in blood? -
(answer)Calcitonin and parathyroid hormone (PTH).
, Which of the following statements about "fight or flight" response is false? - (answer)It is
triggered by hormones stored in the posterior pituitary gland.
Which of the following statements about cortisol is true? - (answer)It is derived from cholesterol.
Partial removal of the thyroid gland could result in the loss of calcium in bones because the
production of what would likely be reduced? - (answer)Calcitonin.
An increase in the use of glucose as fuel for the production of ATP by oxidative phosphorylation
would occur in response to the secretion and cell surface binding of? - (answer)Insulin.
Which of the following is false concerning the action of thyroid hormone? - (answer)Decreases
basal metabolic rate.
Which of the following is true concerning the production of thyroid hormone? - (answer)Iodine
transported within the follicles help to make MIT and/or DIT.
Insulin actions are: - (answer)Stimulated by high blood glucose and antagonized by glucagon.
An increase in plasma calcium should cause: - (answer)Decreased PTH and decreased 1,25-
dihydroxyvitamin D3 production.
你是想要一篇“眼睛容易
阅读的”中文文章
Which of the following statements about insulin is true? - (answer)Insulin facilitates the
movement of intracellular glucose transporters to cell membrane.
Calcitonin: - (answer)Is secreted by cells in the thyroid gland or is produced by parafollicular
cells.
Which of the following occurs when steroid hormones bind to cytosolic nuclear receptors? -
(answer)The receptor complex crosses the nuclear membrane and binds to DNA half sites.
