Textbook Notes (369,067)
Canada (162,366)
HSCI 100 (38)
Chapter 17

chapter 17 hsci 100 notes

6 Pages

Health Sciences
Course Code
HSCI 100
Nienkevan Houten

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Chapter 17GONADSGerms cells in gonads develop into gametes in specialized compartments with support cellsOvaries produce eggs Estrogen and progesterone Testes produce sperm and testosterone Spermatogenesis process of making sperm cellsOogenesis process of making eggs in females MALEREPRODUCTIVESYSTEMScrotumSac that holds the testesHelp regulate temperature of the testes 37 degrees is too warm and can kill the sperm TestesPaired organ that produce sperm and male sex hormones Composed of seminiferous tubules where sperm are producedSertoli cellsNourish sperm and regulate process of sperm production spermatogenesis 74 daysLeydig cells interstitial cells Between seminiferous tubules and produce the male hormone androgensMost important hormone is testosteroneDuctsystemEpididymis where sperm mature and are stored From there the sperm go through the vas deferens to the urethra where the semen and urine as left the bodyAccessoryglandsPROSTATE GLANDProduce an alkaline fluid to help buffer the acidic pH in the vaginaSEMINAL VESICLESProduce a sugary fluid fructose that provide energy for the sperm and prostaglandins that stimulate uterine contractions
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