Male Reproductive Anatomy (Front View)

1
Male Reproductive Anatomy(Front View)
Seminalvesicle(behind bladder)
(Urinarybladder)
Prostate gland
Bulbourethralgland
Urethra
Erectile tissueof penis
Scrotum
Vas deferens
Epididymis
Testis
2
Male Reproductive Anatomy(Side View)
(Urinarybladder)
(Urinaryduct)
Seminal vesicle
(Rectum)
(Pubic bone)
Vas deferens
Erectiletissue
Ejaculatory duct
Prostate gland
Urethra
Penis
Bulbourethral gland
Glans
Vas deferens
EpididymisTestisScrotum
Prepuce
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Female Reproductive Anatomy(Front View)
Oviduct
Ovaries
Follicles
Corpus luteum
Uterine wall
Uterus
Endometrium
Cervix
Vagina
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Female Reproductive Anatomy(Side View)
Oviduct
Ovary
Uterus
(Urinary bladder)
(Pubic bone)
(Rectum)
Cervix
Urethra
Shaft
Vagina
Clitoris
Glans
Prepuce
Labia minora
Labia majora
Vaginal opening
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Spermatogenesis
Epididymis
Seminiferous tubule
Testis
Cross sectionof seminiferoustubule
Primordial germ cell in embryo
Mitotic divisions
Sertoli cellnucleus
Spermatogonialstem cell
2n
Mitotic divisions
Spermatogonium
2n
Mitotic divisions
Primary spermatocyte
2n
Meiosis I
Lumen ofseminiferous tubule
Secondary spermatocyte
n
n
Meiosis II
Neck
Spermatids(at two stages ofdifferentiation)
Earlyspermatid
n
n
n
n
Tail
Midpiece
Head
Plasma membrane
Differentiation(Sertoli cellsprovide nutrients)
Mitochondria
Sperm
n
n
n
n
Nucleus
Acrosome
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Spermatogenesis (Expanded View)
Epididymis
Seminiferous tubule
Sertoli cellnucleus
Spermatogonium
Primary spermatocyte
Testis
Cross sectionof seminiferoustubule
Secondary spermatocyte
Spermatids(two stages)
Sperm
Lumen ofseminiferous tubule
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Spermatogenesis
Primordial germ cell in embryo
Mitotic divisions
Spermatogonialstem cell
2n
Mitotic divisions
Spermatogonium
2n
Mitotic divisions
Primary spermatocyte
2n
Meiosis I
Secondary spermatocyte
n
n
Meiosis II
Earlyspermatid
n
n
n
n
Differentiation (Sertolicells provide nutrients)
Sperm
n
n
n
n
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Anatomy of Spermatozoon
Neck
Tail
Head
Midpiece
Plasma membrane
Mitochondria
Nucleus
Acrosome
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Oogenesis
Ovary
Primaryoocytewithinfollicle
In embryo
Growingfollicle
Primordial germ cell
Mitotic divisions
2n
Oogonium
Mitotic divisions
Primary oocyte(present at birth), arrestedin
prophase of meiosis I
Mature follicle
2n
Rupturedfollicle
Completion of meiosis I and onset of meiosis II
Firstpolarbody
n
Secondary oocyte,arrested at metaphase of
meiosis II
n
Ovulatedsecondary oocyte
Ovulation, sperm entry
Completion of meiosis II
Secondpolarbody
Corpus luteum
n
Fertilized egg
n
Degeneratingcorpus luteum
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Oogenesis (Expanded View)
Ovary
Rupturedfollicle
Primaryoocytewithinfollicle
Ovulatedsecondary oocyte
Growingfollicle
Corpus luteum
Mature follicle
Degeneratingcorpus luteum
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Oogenesis (Expanded)
In embryo
Primordial germ cell
Mitotic divisions
2n
Oogonium
Mitotic divisions
Primary oocyte(present at birth), arrestedin
prophase of meiosis I
2n
Completion of meiosis I and onset of meiosis II
Firstpolarbody
n
n
Secondary oocyte,arrested at metaphase of
meiosis II
Ovulation, sperm entry
Completion of meiosis II
Secondpolarbody
n
Fertilized egg
n
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Anatomy of Ovum
Second polar body
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Spermatogenesis v. Oogenesis