Term
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Definition
- Gonadotropin RH
- Stimulates release of LH and FSH |
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Term
|
Definition
- Thyrotropin RH
- Stimulates release of TSH and GH |
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Term
|
Definition
- Corticotropin RH
- Stimulates release of ACTH |
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Term
|
Definition
- Prolactin RH
- Stimulates release of PRL |
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Term
|
Definition
- Prolactin IH (dopamine)
- Inhibits release of PRL |
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Term
|
Definition
- Growth hormone RH
- Stimulates release of GH |
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Term
|
Definition
- Somatostatin
- Inhibits release of GH |
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Term
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Definition
- Antidiuretic hormone
- Prevents dehydration |
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Term
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Definition
- Oxytocin
- Produces uterine contractions and release of milk |
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Term
| What are the 9 hypothalamic hormones? |
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Definition
- GnRH, TRH, CRH, PRH, PIH, GHRH, Somatostatin, ADH, OT
- The first 7 travel through portal system to adenohypophysis; OT and ADH are released by neurohypophysis via tract. |
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Term
| what are the 6 anterior pituitary hormones? |
|
Definition
| - FSH, LH, TSH, ACTH, PRL, GH |
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Term
| What is an example of a neuroendocrine reflex? |
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Definition
- Hormone release in response to nervous system signals
suckling infant -> stimulates nerve endings -> hypothalamus -> posterior lobe -> oxytocin -> milk ejection |
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Term
|
Definition
- Peak secretion 1-5 yr. old
- Produces serotonin by day, converts it to melatonin and secretes it at night
- indirectly receives information from retinas
- circadian & diurnal clocks/rhythms
- timing of puberty |
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Term
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Definition
| - Secretes hormones (Thymosin) that regulate development and later activation of immune system |
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Term
|
Definition
- Largest endocrine gland with high rate of blood flow
- Secretes Thyroid hormone (T3 + T4 (thyroxine)) |
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Term
|
Definition
- Secretes PTH (Parathormone)
- Increases Ca2+ levels |
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Term
|
Definition
| 3 Layers of adrenal cortex: (outer) zona glomerulosa, (middle) zona fasciculata, (inner) zona reticularis |
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