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21 Cards in this Set
- Front
- Back
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Gonads
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Ovary, Testes
-sex hormone production -sex cells -growth, producing, maturing, storing |
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Sex Cells
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Ova, Sperm
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Seminiferous tubules
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Sperm production
Divided into lobules |
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Epididymis
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Storage and final maturation of sperm
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Tunica Albuginea
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-connective tissue
-covers testis |
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Tunica Vaginalis
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-serous membrane
-inside scrotum |
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Ductus deferens
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-from epididymis to ejaculatory duct
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Cremaster Muscle
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-protection, retract testes toward body when cold
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Spermatogonia
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Start of Spermatogenesis
-diploid -Mitosis -turn into primary spermatocyte |
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Primary Spermatocyte
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Diploid
-meiosis -turn into secondary spermatocytes (haploid) |
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Secondary Spermatocyte
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Meosis
-turn into spermatids |
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Spermatids
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haploid
-undergo sperMIOgenesis to turn into sperm cells |
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3 parts of urethra
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1) prostatic urethra
2) membranous urethra 3) spongy urethra |
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Ejaculatory duct
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Where Ductus Deferens and seminal vesicle join
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Seminal vesicle
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-gland with one way valve
-store fluid to nourish and lubricate sperm contain fructose and prostaglandins |
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Prostate gland
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-ductless, contribute fluid thru holes
-mucin |
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Bulbourethral gland
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-in membranous urethra
-duct projects into spongy urethra -clear mucin, lubricate and protects urethra, neutralize acid |
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Erection, part of Nervous System?
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Parasympathetic- blood thru corpus cavernosum
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Ejaculation, part of Nervous System?
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Sympathetis- smooth muscle
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Corpus spongiousim contains?
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Urethra
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Vasectomy
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Each ductus deferens is tied and cut off
-does not affect testes and sperm still produced, stored in epididymis, die and reabsorbed |
