Male Pelvic Contents And The Anal Triangle

Question 1

Vas deferens

Answer 1

Muscular tube
Inguinal canal- spermatic cord
Join duct from seminal vesicles to form ejaculatory duct
Into prostate to meet urethra

Question 2

Seminal vesicle

Answer 2

Secrete liquid components of semen, fructose

Question 3

Prostate gland, where does it lie, what’s inside it, arterial supply and venous drainage

Answer 3

Inferior to bladder
Urethra and ejaculatory duct
Internal pudendal, middle rectal, inferior vesicle arteries
Deep dorsal of penis vein- form internal iliac

Question 4

Prostatic enlargement

Answer 4

May affect all or parts of prostate

Question 5

Anal triangle

Answer 5

Ischial tuberosity- coocyx sacrum- ischial spine

Question 6

Ischioanal (rectal) fossa boundaries and content

Answer 6

Walls- ischial tuberosity, rectum/anal canal
Roof- levator ani
Floor- skin
Content- branches of pudendal nerve, artery, vein and adipose tissue

Question 7

Anal canal

Answer 7

Anal coloumns- contain terminal redicle of the superior rectal vessels, anal sinus related
Rectum pierces the pelvic floor= anal canal

Question 8

External anal sphincter

Answer 8

Skeletal muscle
Perineal body to anococygeal ligament
Closes anus
Pudendal nerve S2-4, inferior rectal branch

Question 9

Anal canal arterial supply

Answer 9

Top- superior rectal artery
Middle- middle rectal artery
Bottom- inferior rectal artery
All from Internal pudendal artery