Notes on Anatomy of the Male Reproductive System

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Sertoli cells:

• Maintain androgen levels.

• Blood-testis barrier.

• Depend on produciton of FSH.

• Secrete inhibin and MIF.

Leydig cells:

• Testosterone and 80% male estrogen secretion.

• Depend on production of LH.

Image of Male Reproductive Anatomy:

male reproductive system anatomy

Seminal Vericles:

• Alkaline; viscous; fructose; energy source for sperm.

Prostate gland:

• Citric acid; lipids; zinc; acid phosphatase; nutrition for sperm.

Additional Notes:

• Sperm eat sweet stuff (fructose) for energy; fructose secreted by seminal vesicles.

• Ductus deferens: three muscle layers.

• Undescended testes: infertility due to degenerated epithelium of seminiferous tubules.

• Wolffian body (mesonephros) persists in male as: epididymis.

• Rete testes possess a single celium on apical surface.

Additional Reading:

Histology and Cytology

1. Cell Components
2. Nervous Tissue
3. Muscle Tissue
4. Lymphoid Tissue
5. Integument
6. Respiratory System
7. Gastrointestinal System
8. Renal/Urinary System
9. Male Reproductive System
10. Female Reproductive System

Gross Anatomy

1. Back and Nervous System
2. Thorax
3. Abdomen, Pelvis, and Perineum
4. Upper Limb
5. Lower Limb
6. Head and Neck
7. Chest Wall
8. Shoulder

Anatomy Videos

1. Video of Musculoskeletal Examination in a Clinical Setting
1. Video of HEENT Examination in a Clinical Setting

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1. Jugular Venous Distention Workup

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