Term
Gonadotropin
releasing
hormone |
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Definition
promotes secretion of...
Follicle-stimulating hormone (FSH)
Luteinizing hormone (LH)
Gonadotropes |
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Term
follicle-stimulating hormone (FSH)
Target organs
secreting cells
secreted hormones
effect |
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Definition
F: ovary (pre-ovulation)
M: testis
F: granulosa and theca of follicle
M:sustentacular cells (c. of Sertoli)
F. Estrogen
F: production of estrogen
M: sperm production |
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Term
Luteinizing hormone (LH)
Target organs
secreting cells
secreted hormones
effect |
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Definition
F: ovary (post ovulation)
M: testis
F: corpus luteum(Lutein cells)
M:Interstitial cells (cells of Leydig)
F:progesterone
M.Testosterone
F: production of progesterone
M: testosterone production |
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Term
Thyrotropin-releasing hormone
(TRH) |
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Definition
Thyroid-stimulating hormone (TSH)
Thyrotropes |
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Term
Thyroid-stimulating hormone (TSH)
Target organs
secreting cells
secreted hormones
effect |
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Definition
Thyroid
Follicular cells
T4, T3(T3 more potent)
Need iodide
Child:Development of brain and skeleton
Adult: Increased metabolism and appetite
(calorigenic effect) |
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Term
Corticotropin- releasing hormone
(CRH) |
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Definition
Adenocorticotropic hormone (ACTH)
Corticotropes |
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Term
Adenocorticotropic hormone (ACTH)
Target organs
secreting cells
secreted hormones
effect |
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Definition
Adrenal cortex,zona fasciculata
Spongiocytes
Glucocorticoids
Long-term stress, Tissue remodelling |
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Term
Prolactin-inhibiting hormone
Anterior PG
Effects |
|
Definition
Prolactin
Lactotropes
F: Production of milk
M: enhances effect of LH |
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Term
Growth-hormone releasing hormone
(GHRH) |
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Definition
Growth hormone
Somatotropes |
|
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Term
Growth hormone
Target organs
secreting cells
secreted hormones
effect |
|
Definition
Liver production of somatomedines and IGFs
Adrenal medulla
Chromaffin cells
Adrenaline
Noradrenaline
Dopamine |
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Term
|
Definition
it synthesizes melatonin, which may suppress gonadotropin secretion and prevent premature sexual maturation
role in our 24-hour circadian rhythms
role in our 24-hour circadian rhythms |
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Term
pineal gland
location
function |
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Definition
Epi
thalamus
Roof of 3rd ventricle,regresses after age 7
Granules of calcium phosphate
(pineal sand) |
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Term
Thyroid
Features
Secretory Cells |
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Definition
2 lobes and istmus
Superior and inferior thyroid
arteries
Follicles lined with follicular cells (T3, T4)
C cells (calcitonin) |
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Term
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Definition
| stimulates prenatal and childhood brain development and bone growth, promotes pituitary secretion of growth hormone, quickens the somatic reflexes, raises the heart rate and metabolic rate, promotes intestinal absorption of carbohydrates, and lowers the plasma cholesterol level. |
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