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Prof. Dr.Mohamed Hamdy Abouel-Hassan

Prof. Dr.Mohamed Hamdy Abouel-Hassan

Prof. Dr.Mohamed Hamdy Abouel-Hassan

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Vascular Supply of the Penis<br />

1-Arterial inflow<br />

1. Supplies glans penis and shaft of penis<br />

2. Branches of deep internal Pudendal arteries<br />

2-Venous drainage<br />

1 -<br />

Superficial<br />

a. Common penile artery<br />

b. Bulbar artery<br />

c. Dorsal artery<br />

d. Urethral artery<br />

e. Cavernosal artery<br />

penile veins<br />

2 - Superficial dorsal vein<br />

3 - Intermediate penile veins<br />

Emissary vein<br />

Circumflex vein<br />

Deep dorsal vein<br />

3. Deep penile veins<br />

a. H<br />

b. C<br />

ilar<br />

avernosal<br />

vein (Santorini's Plexus)<br />

vein<br />

B-Functional Anatomy of the Penis<br />

Review of literature<br />

The penis is composed of three cylindrical structures, the paired corpus<br />

cavernosum and the corpus spongiosum, which houses the urethra, covered<br />

by a loose subcutaneous layer and skin. The flaccid length of the penis is<br />

controlled by the contractile state of the erectile smooth muscle and varies<br />

considerably, owing to emotion and outside temperature. In one study, the<br />

erect length of the penis measured from pubopenile junction to the meatus<br />

12

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