Atlas of Human Anatomy by Netter

(Darren Dugan) #1
Contains external urethral meatus, vaginal introitus (most inferior opening) and opening of ducts of paraurethral gland
Contains opening of ducts of greater vestibular (Bartholin's) glands
One gland on either side of vestibule
Posterior to vaginal orifice
Ductal openings either side of vagina; secrete mucus during sexual arousal
Contains bulbs of vestibule
Elongated masses of erectile tissue
One on either side of vaginal introitus
Homologous to bulb of penis and corpus spongiosum
Clitoris
Resembles inverted 'V'
Composed of root and body, located where labia minora meet anteriorly
Lies 2 cm anterior to external urethral meatus
Body composed of two crura, two corpora cavernosa, and glans clitoris
Highly innervated, becomes engorged during sexual arousal
Prepuce of clitoris-anterior extension of labia minora

Vascular supply and innervation


[Plate 393, Nerves of Perineum and External Genitalia: Female]

Arterial supply
External pudendal arteries (branches of femoral artery)
Internal pudendal arteries
Labial and clitoral branches of internal pudendal artery
Venous drainage
Internal pudendal vein
Venae comitantes of internal pudendal artery

Lymphatic drainage


To superficial inguinal nodes


page 188
page 189

Innervation

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