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NAU BIO202 Exam 1 (100% correct and graded A+)

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  • NAU BIO202

Hypothalamic hormones - ️️AnteriorGNRH, GHRH, TRH, CRH, PRH,PIH, Somtostatin PosteriorOxytocin and ADH Oxytocin (OT) - ️️1. Surge of hormone released during sexual arousal and orgasm 2. Promotes feelings of sexual satisfaction and emotional bonding between partners 3. Stimulates labor c...

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  • October 17, 2024
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NAU BIO202 Exam 1
Hypothalamic hormones - ✔️✔️Anterior-
GNRH, GHRH, TRH, CRH, PRH,PIH, Somtostatin

Posterior-
Oxytocin and ADH


Oxytocin (OT) - ✔️✔️1. Surge of hormone released during sexual arousal and orgasm
2. Promotes feelings of sexual satisfaction and emotional bonding between partners
3. Stimulates labor contractions during childbirth
4. Stimulates ejection of milk during lactation

somatostatin (GHIH, growth hormone inhibiting hormone) - ✔️✔️Inhibits release of
growth hormone (GH), thyroid stimulating hormone (TSH/thyrotropin), and prolactin

insulin, GH, epinephrine

Hydrophobic hormones - ✔️✔️steroids and thyroid hormones

Cortisol, thyroid hormone, estrogen/testosterone

up-regulation - ✔️✔️target cells form more receptors in response to the hormone

down regulation - ✔️✔️target cells lose receptors in response to the hormone

pineal gland - ✔️✔️releases melatonin

hypothalamus and posterior pituitary - ✔️✔️

antidiuretic hormone (ADH) - ✔️✔️promotes retention of water by kidneys

can cause vasoconstriction

Feedback used for hormones - ✔️✔️Normally negative, except for OT. That uses
positive.

Hypothalamus and anterior pituitary - ✔️✔️has 2 capillary beds which makes it called a
portal system

Thyrotropin-releasing hormone (TRH) - ✔️✔️Promotes secretion of thyroid-stimulating
hormone (TSH)

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