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42 Cards in this Set
- Front
- Back
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What is TRH and where does it originate
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thyroid-stimulating-releasing hormone
originates in the hypothalamus |
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What is CRH and where does it originate
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corticotrophin-releasing hormome
originates in the hypothalamus |
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GnRH
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gonadotrophin-releasing-hormone
originates in the hypothalamus |
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GHRH
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Growth hormone releasing hormone
hypothalamus |
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Where is the origin of somatostatin
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hypothalamus
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where is the origin of dopamine
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hypothalamus
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what are the 2 inhibitory hypothalmic hormones
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somatostatin and dopamine
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The majority of hypothalmic hormones are of what chemical nature?
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they are all peptide hormones except dopamine which is a biogenic amine
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TRH and GnRH work through what mechanism
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the calcium-phospholipid mechanism
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CRH and GHRH work through what mechanism
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cAMP mechanism
(activates) |
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Somatostatin and dopamine work through what mechanism
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cAMP
(inhibitory) |
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What is GH and where is its origin
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growth hormone
anterior pituitary |
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the origin of Prolactin
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anterior pituitary
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what is TSH and where is its origin
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thyroid-stimulating hormone
anterior pituitary |
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what is ACTH and where is its origin
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adrenocorticotrophic hormone
anterior pituitary |
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what is LH and where is its origin
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luteinizing hormone
anterior pituitary |
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What is FSH and where does it originate
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follicle stimulating hormone
anterior pituitary |
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what is MSH and where is its origin
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melanocyte stimulating hormone
anterior pituitary |
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what is the chemical nature of anterior pituitary hormones
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peptides
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List all 7 anterior pituitary hormones
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FSH
LH GH Prolactin TSH ACTH MSH |
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what are the 2 posterior pituitary hormones
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vasopressin (ADH)
and oxytocin |
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Which hormones work through the JAK STAT or associated tyrosine kinase mechanism
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Prolactin and GH
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TSH, LH, FSH, ACTH, and MSH work through what mechanism
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cAMP
(activating) |
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follicular cells of the thyroid release
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thyroid hormones T3 and T4
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parafollicular cells release
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calcitonin
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the adrenal cortex releases what 3 hormones
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glucocorticoids, aldosterone, and adrenal androgens
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the adrenal medulla releases
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epinephrine and norepinephrine
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the pancreas releases what three hormones
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insulin, glucagon, and somatostatin
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what is hCG and where is its origin
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human chorionic gonadotropin
in the placenta druing pregnancy |
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Vitamin D is found where
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in the skin, liver, and kidneys
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receptors for Vit A and Vit D are located where
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in the nucleus
(they undergo the steroid mechanism of action) |
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which mechanism of hormone action appears to be used by most peptide hormones
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cAMP mechanism
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which mechanism involves the activation of adenylyl cyclase
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cAMP mechanism
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cAMP is inactivated by
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phosphodiesterase
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phosphoproteins are inactivated by
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phosphatase
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The calcium-phospholipid mediated mechanism is used by which hormones
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GnRH
TRH Angiotensin II ADH via the V1 receptor |
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which mechanism involves the G-protein (Gq)
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the calcium-phospholipid mechanism
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Gq activates
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phospholipase C
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phospholipase C converts PIP2 to
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IP3 and DAG
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1,2 Diacylglycerol activates
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protein kinase C
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ADH via the V2 receptor works through which pathway
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cAMP mechanism
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which hormones work through the intrinsic tyrosine-kinase linked mechanism
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Insulin and IGF-1
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