Chapter 14 - Delmar

Laboratory Manual for Comparative Anatomy and Physiology

Theca folliculi Growing follicle

Tunica albuginea Graafian follicle Maturing follicle

Corpus albicans

Primary follicle

Atretic follicle

Hilus Retrogressive corpus luteum

Interstitial tissue Corpus Medulla luteum Ruptured Germinal follicle epithelium

Figure 14.1

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Mare – Bipartite

Cow – Bipartite

Sow – Bicornuate

Bitch, Queen – Bicornuate

Rabbit – Duplex

Primate – Simplex

Figure 14.2

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Ligamentum vaginale

Ductus deferens

Tunica vaginalis testis

Visceral layer Parietal layer

Head of epididymis

Cavity of tunica vaginalis

Body of epididymis

Tunica albuginea Rete testis Blood vessels Mediastinum testis

Tail of epididymis

Tubuli recti Trabeculae (septa) Lobule of testis (contains seminiferous tubules)

Head of epididymis Duct of epididymis Body of epididymis

Efferent ductule Rete testis Mediastinum testis

Ductus deferens

Tubuli recti (straight tubules) Seminiferous tubule (convoluted tubules) Tail of epididymis

Figure 14.3

Lobule of testis

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Testicular artery, vein, nerve and lymphatics

Ductus deferens

External cremaster muscle

Internal cremaster muscle

Tunica vaginalis (parietalis)

Figure 14.4

Tunica vaginalis (visceralis)

Mesoductus deferens

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Chorion Allantois

Allantoic cavity

Amnion Amniotic cavity Ureter Bladder Digestive tract Yolk stalk

Figure 14.7

Urachus

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Diffuse placenta

Mare

Zonary placenta

Sow Dog, cat

Cotyledonary placenta

Discoid placenta

Man, monkey Cow, goat, sheep

Figure 14.8

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Placental Microscopic Structure Type

Gross form

Species

Epithelial

Diffuse

Pig, horse

Epitheliochorial

Cotyledonary or multiplex

Sheep, goat, cow

Endotheliochorial

Zonary

Dog, cat

Hemochorial

Discoid

Primates

Figure 14.9

Maternal tissue

Fetal tissue

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Acrosome Nucleus Head Proximal centriole Neck

Midpiece

Axial filament Mitochondrial helix

FIbrous sheath

Tail

Figure 14.10

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