reproduction

reproduction - Reproductive Reproductive Physiology...

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Unformatted text preview: Reproductive Reproductive Physiology Physiology Dr. Mickey A. Latour Dr. Mickey A. Latour Purdue University, Smith Hall, Purdue University, Smith Hall, West Lafayette, IN 47907 West Lafayette, IN 47907 Reproduction Reproduction The following topics will be discussed: The following topics will be discussed:- Male reproduction- Male reproduction- Female reproduction- Female reproduction- Embryonic Development and - Embryonic Development and Implantation Implantation- Gestation and Parturition - Gestation and Parturition Reproduction Reproduction The role of the male is less complicated than the female. Whether boar, bull, ram, stallion, tom, or rooster, all males have the same basic function: A. to produce ample amounts of viable sperm B. Be willing and able to deliver semen Reproduction Reproduction Male reproduction system consist of: (a) the testicles, which produce sperm (b) the duct system, which delivers sperm and semen (c) Accessory glands-produce fluid to lubricate, buffer, and carry the sperm (d) The penis deposits semen in female Reproduction (Terms) Reproduction (Terms) Testicles-spermategesis is carried out and testosterone production Seminiferous tubules-spermatazoa produced Vas deferens-leads from epidydimus to urethra Rete testis-seminiferous tubules converge Sperm vs Semen-sperm from testes, semen contains both sperm and seminal fluid Acrosome-cap on head of sperm Epididymis-pathway and storage for immature sperm Bulbourethral gland- a mixing of sperm and seminal fluid Urethra-opening through entire penis Lobes of testes Vas deferens Body of epidydimus Tail of epidydimus Sperm is stored in tail of epidydimus before ejaculation Cells of Leydig- production of testosterone Reproduction Reproduction Glands Penis Testes Retractor Penis Bulbourethreal gland epididymus Seminal vesicles diverticulum External orifice Sigmoid flexure Bull Stallion Ceca testicle Vas deferens Sm intestine Reproduction Reproduction Pathway for sperm Seminiferous tubules----Rete testis---Epididymis--vas deferens---Urethra Tail Nucleus/Head Acrosome Reproduction...
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reproduction - Reproductive Reproductive Physiology...

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