Male pelvis

Question 1

What muscles make up the pelvic floor?

Answer 1

Formed by coccygeneus and levator ani muscles

Leavtor ani divided into:

• Iliococcygeus (supplied by direct branches from S3,4)
• Tubo-coccygeus which is subdivided into pubo-rectalis (posteriorly) or vagianlis, prostaticus or urethracalis (also supplied by direct branches from S3 and 4)

Question 2

Why is pelvic bowl important?

Answer 2

For support of viscera and maintenance of urinary and faecal continence, weakness may cause incontinence and prolapse

Question 3

Deep pouch

Answer 3

Or urogenital diaphragm
Essentially the external urethral sphincter and deep transverse perineal muscles withthe urethra and vagina passing through

Question 4

Superficial pouch

Answer 4

Contains genitalia with associated myscles - penis and scrotum, clitoris, labia minora and majora forming vulva and vaginal vestibule

Question 5

Spermatic cord contents

Answer 5

• Testicular vessels - artery and pampiniform plexus of veins
• Artery to vas deferens
• Cremasteric artery and vein
• Vas deferens
• Lymph from testes
• Closed remnant of processus vaginalis
• genital branch of genitofemoral nerve (supplies cremaster muscle)
• Symp efferents and afferents to and from the testis
• Ilio-inguinal nerve

Question 6

Sperm passage

Answer 6

From tubules to rete testis in mediastinum and then via efferent ductules to epididymis