Hypothalamus, Pituitary Gland, and Adrenal Medulla

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Can you name the HYTQ concepts?

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QuestionAnswer
oxytocin predominantly comes from which nucleus of the hypothalamus?
activates myoepithelial cells for release of milk from the breast
hormone that inhibits the release of growth hormone
type of trophic endocrine cell that synthesizes prolactin
what enzyme catalyzes the conversion of tyrosine to L Dopa?
This adrenergic receptor acts to decrease cAMP levels
True or False: Norepinephrine and epinephrine required a carrier protein to be transported in the blood.
precursor to ACTH
what is responsible for transporting catecholamines in and out of chromaffin granules?
True or False: The parvocellular neurons of the hypothalamic nuclei release releasing or inhibiting hormones in the circulation at the median eminence.
vasopressin and oxytocin are composed of how many peptides?
which two enzymes act to metabolize epinephrine and norepinephrine?
True or False: TSH, FH, and LH are peptide hormones.
on which type of adrenergic receptor will epinephrine illicit a greater response than norepinephrine?
the effect of ADH on blood vessels
epinephrine and norepinephrine act as negative feedback regulators of which enzyme?
percentage of norepinephrine or noreadrenaline made by the adrenal medulla
somatotrophs synthesize what hormone?
Hormone that stimulates the release of growth hormone
under periods of stress, which hormone can stimulate the release of adrenocorticotropin hormone (ACTH)?
ADH V1 receptors are located in the ________
Which two proteins released by the anterior pituitary are peptide hormones?
Thyrotropin releasing hormone can come from which 2 hypothalamic nuclei?
carrier proteins for ADH and oxytocin
The anterior and medial nuclei and the preoptic nucleus of the hypothalamus release which hormone?
The hormone that inhibits the release of growth hormone from the anterior pituitary comes from the _____ nucleus of the hypothalamus.
in stressful situations, cortisol acts on which enzyme?
this hormone is secreted from the post. pituitary in response to a increase in plasma osmolality or a decrease in blood volume
QuestionAnswer
most abundant endocrine cell in the anterior pituitary
which hormone stimulates the release of TSH(mostly) and prolactin from the anterior pituitary?
type of trophic endocrine cell that synthesizes adrenocorticotropic hormone, B endorphin, y-lipotropin
The hormones released by neurons of the hypothalamus act on trophes or endocrine cells of the anterior or posterior pituitary?
The hormone that stimulates the release of growth hormone from the anterior pituitary comes from the _____ nucleus of the hypothalamus.
Corticotropin releasing hormone is released from the ______ nucleus of the hypothalamus.
the conversion of dopamine to norepinephrine occurs where in the cell?
Where do the neurons of the nuclei of the hypothalamus terminate?
This adrenergic receptor acts to increase phosphoinositide
what enzyme catalyzes the conversion of L Dopa to dopamine?
thyrotrophs synthesize what hormone?
percentage of epinephrine or adrenaline made by the adrenal medulla
Lutenizing hormone releasing hormone acts on which endocrine cell of the anterior pituitary?
catalyzes the conversion of dopamine to norepinephrine?
vasopressin or ADH predominantly comes from which nucleus of the hypothalamus?
this hormone is involved in inducing uterine contractions and stimulation of tactile receptors in the nipples of the lactating breast
ADH V2 receptors are located in the ________
what is the major metabolite of epinephrine and norepinephrine in the urine?
these trophic cells synthesize follicle stimulating hormone and lutenizing hormone
2 hormones of the posterior pituitary
The Beta class of adrenergic receptors acts to _____ cAMP levels
release of what substance from the arcuate nucleus of the hypothalamus cause the inhibition of the release of prolactin?
What neurotransmitter acts on chromaffin cells to increase the synthesis and release of epinephrine and norepinephrine?
2 major sites of action for oxytocin
cortisol is made where?
conversion of norepinephrine to epinephrine occurs where in the cell?
catalyzes the conversion of norepinephrine to epinephrine?

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Created Feb 19, 2012ReportNominate
Tags:concept, gland