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13 Cards in this Set
- Front
- Back
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Male Development |
Presence of SRY gene determines male development -Testosterone stimulates Wolffian duct which forms epididymis, vas deferens, ejaculatory ducts, and seminal vesicles -AMH causes mullerian to diappear |
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Female Development |
Default Absence of AMH: mullerian duct developes into oviducts, uterus, and deeper part of vagina Wollfian Ducts disappear |
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Gential Ridges |
Undifferentiated Precursor structures |
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Urethral Folds |
Give rise to penis and labia minora |
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Gential Swelling |
Gives rise to the labia majora or the scrotum |
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Turner Syndrome |
Single x chromosome Sterile, shorter, receding Jaw, webbed neck, droopy eyes, scolliosis and flat feet
1/4000 live births |
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Klinefelter Syndrome |
XXY Male, low fertility, broad hips, lower T, larger breasts 1/1000 |
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XYY Syndrome |
Lower IQ 1/1500 Births Taller, lower fertility. Normal T |
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Triple X Syndrome |
Verbal skill deficits 1/2000 |
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Androgen Insensitivity Syndrom (AIS) |
XY males unresponsive to androgens Partial -gender not fully clear at birth, assigned Complete -1/10,000 -Phenotypically female without internal structures, shallow vagina. Tall, larger teeth, large breasts, no acne |
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Congenital Adrenal Hyperplasia (CAH) |
Increased androgen production by adrenal gland Recessive trait Not much affect on males, leads to partial masculinization in females
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5 Alpha Reductase deficiency |
XY males that cannot convert T to DHT Develop penis and testis at age 12 Can have children |
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INAH3 |
Sexually dimorphic Third interstitial nucleus of the Anterior Hypothalamus is larger in males Testosterone needed to develop this region during sensitive period |
