Physiology 2130 Lecture Notes - Lecture 14: Vas Deferens, Estriol, Androstenedione
28 Mar 2015
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Document Summary
At 9 weeks the ovaries develop: development of female reproductive tract and external genitalia requires no hormones, since there is no mullerian inhibiting hormone, the duct developes into the fallopian tubes, uterus, cervix and vagina, wolffian duct regresses. Male rs: to produce testosterone to produce sperm (spermatogenesis) to deliver to the vagina, the penis is made up of the urethra, glans penis, and the erectile tissue corpus spongiosum and corpus cavernosum, scrotum contains the testes where sperm and testosterone are produced, sperm is stored in the epididymis, during ejaculation, sperm travels through the vas deferens, mixes with fluid from the seminal vesicles, passes through the prostate, receives more fluid from the bulbourethral (cowper"s) gland, enters the urethra, and passes out through the penis, the testes consist of over 1000 coiled seminiferous tubules. Levels vary through life: rise during fetal development necessary for the development of the male reproductive tract and external genitals.
