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Figure 41-9 The human male reproductive system
pubic bone urinary bladder ureter rectum seminal vesicle prostate gland urethra penis vas deferens bulbourethral gland epididymis testis urethral opening scrotum 2
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Table 41-1 The Human Male Reproductive Tract
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Figure 41-10 The anatomy of the testes
vas deferens epididymis uncoiled seminiferous tubule testis A section through the testis spermatogonia daughter cells sperm Sertoli cells interstitial cell Cross-section of a seminiferous tubule 4
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Figure 41-11 Spermatogenesis
occurs continuously starting at puberty spermatogonium primary spermatocyte secondary spermatocytes spermatids sperm Mitosis Meiosis I Meiosis II Differentiation 5
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Figure 41-13 Hormonal control of spermatogenesis
hypothalamus GnRH anterior pituitary LH FSH testes interstitial cells Sertoli cells testosterone spermatogenesis stimulates inhibits inhibin 6
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Animation: The Male Reproductive System
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Figure 41-14 The human female reproductive system
myometrium uterus fimbria endometrium ovary uterine tube urinary bladder pubic bone cervix urethra vagina rectum clitoris anus labia 8
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Table 41-2 The Human Female Reproductive Tract
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Figure 41-16 Follicle development
uterine tube Ruptured follicle Ovulated secondary oocyte (egg) Corpus luteum Degenerating corpus luteum Mature follicle with a secondary oocyte ovary ovulating egg Developing follicles ovary Undeveloped follicles, each containing a primary oocyte 10
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produced monthly beginning at puberty produced after fertilization
Figure Oogenesis develops in the fetus produced monthly beginning at puberty produced after fertilization egg secondary oocyte (egg) polar body oogonium primary oocyte polar body polar body polar body Mitosis Meiosis I Meiosis II 11
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Animation: The Female Reproductive System
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Figure 41-18 The secondary oocyte and fertilization
secondary oocyte (egg) corona radiata zona pellucida An ovulated secondary oocyte Sperm surrounding an oocyte 13
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Figure 41-19 Sterilization
The uterine tube is severed and its ends are sealed The vas deferens is severed and its ends are sealed ovary testis uterus scrotum Vasectomy Tubal ligation 14
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