reproductive
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31 Terms
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seminiferous tubules
where sperm is formed
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interstitial endocrine cells
produce testosterone
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testes
where are the seminiferous tubules and interstitial endocrine cells located?
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epididymis, ductus deferens, ejaculatory duct, urethra
what is in the duct system?
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epididymis
\-posterior/lateral of each testis
\-where immature sperm mature
\-where immature sperm mature
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ductus deferens (vas deferens)
enclosed in spermatic cord
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ejaculatory duct
contraction of ejaculatory duct helps propel sperm through urethra
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urethra
dual function-urinary and productive
\-prostatic urethra
\-spongy urethra
\-prostatic urethra
\-spongy urethra
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seminal vesicles, prostate, bulbourethral glands
whats in accessory glands?
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seminal vesicles
secretes alkaline fluid to nourish sperm
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prostate
\-encircles part of urethra
\-secretions help activate sperm
\-secretes prostate specific antigen (PSA) - normal enzyme
\-secretions help activate sperm
\-secretes prostate specific antigen (PSA) - normal enzyme
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bulbourethral glands
\-produce alkaline mucus
\-neutralizes traces of acidic urine in urethra
\-neutralizes traces of acidic urine in urethra
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penis
\-composed of 3 cylinders of tissue
\-cylinders fill with blood during erection
\-cylinders fill with blood during erection
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corpus cavernosa
2 cylinders of tissue on dorsal side of penis
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corpus spongiousum
surrounds spongy urethra
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ovary
\-primary reproductive organ
\-produce gametes (eggs/oocyte)
\-hormones: estrogen, progesterone
\-produce gametes (eggs/oocyte)
\-hormones: estrogen, progesterone
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ovarian follicles
\-in ovary where egg begins development
\-produces estrogen
\-produces estrogen
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corpus luteum
\-ruptured follicle after egg leaves (after ovulation)
\-endocrine structure that secretes progesterone, estrogen
\-endocrine structure that secretes progesterone, estrogen
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estrogen, progesterone
what are the hormones produced by ovary?
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ovulation
mature egg leaves ovary
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the day an egg is released from ovary (ovulation) and five days beforehand
window of fertility
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uterus
where fertilized egg implants
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fallopian tube (uterine tube)
ovary to uterus
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endometrium, myometrium, perimetrium
what are the 3 layers of the uterus?
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endometrium
\-inner thick mucosal lining
\-superficial functional layer sloughs of in response to hormone changes (menstruation)
\-basal layer remains and forms new functional layer
\-superficial functional layer sloughs of in response to hormone changes (menstruation)
\-basal layer remains and forms new functional layer
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myometrium
smooth muscle layer
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perimetrium
outermost layer
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menstruation
egg travels down fallopian tubes and womb lining comes away and leaves the body as a period
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cervix
narrow end of uterus at the end of the vagina
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greater vestibular glands
secrete lubricating mucus
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perineum
anterior labia to posterior anus