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15 Cards in this Set
- Front
- Back
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Steroids derived from cholesterol
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steroid hormones
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Estrogen, Progesterone, and androgens released by gonads and adrinal glands
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sex hormones
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male hormones
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Androgens
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Female hormones
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Estrogens
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Progesterone
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prepares the uterus for the implantation of a fertilized ovum and promotes the maintenance of pregnancy
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Sex limited genes
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genes that androgens and estrogens activate control most of the M/F differences
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Organizing effects of hormones
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the effects of sex hormones occur mostly at a sensitive stage of development
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Activating effects
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When a hormone activates temporarily to a paricular responce
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Testosterone
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an androgen
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Wolfian ducts
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precoursers to male reproductive structures
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Mullerian ducts
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precoursers to the oviducts, uterus, and vagina
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Sensitive period
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3rd- 4th month of pregnancy
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Masculinized females
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over larged clitorus , hormones not cyclic, hypothalmus mor masculinated
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Where and what is the sexually dimorphic nucleus
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anterior to the hypothalmus, and control male sexual behavior
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Where is the cyclic release of hormones located
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hypothalmus
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