Male pelvic Contents and the Anal Triangle Flashcards
Describe the Vas deferens?
Muscular tube
What does the Vas deferens go through?
Inguinal canal
What does the Vas Deferens join?
Duct from the seminal vesicle to form ejaculatory duct
Where does the Vas Deferens terminate?
Into prostate to meet urethra
Where does the ureter cross?
The bifurcation of the common iliac
How long is the seminal vesicle?
5cm long but uncoiled is 10-15cm long
What does the seminal vesicles secrete?
Liquid component of semen and fructose
The prostate gland is inferior to?
The bladder
What does the prostate gland contain?
Proteolytic enzymes and acid phophatase
What is in relation with the prostate gland?
Urethra and ejaculatory duct
What arteries supply the prostate gland?
Internal pudendal, middle rectal and inferior vesicle arteries
What are the veins that supply the Prostate gland?
Deep dorsal of penis and internal iliac
What are the structures that support the prostate gland?
Pubo-prostatic ligament and lavatory prostatae
What happens with prostatic enlargement?
Affects all or parts of the prostate. May be benign or malignant commonly seen in males over 50
What is the lymphatic drainage of the testis?
Aortic nodes ar root of testicular artery (L2)
What is the lymphatic drainage of the skin of the penis and wall of scrotum?
Superficial inguinal nodes
What makes up the walls of the ischioanal rectal fossa?
Ischial tuberosity, rectum/anal canal
What makes up the roof of the ischioanal rectal fossa?
Levator ani
What makes up the floor of the ischioanal rectal fossa?
Skin
What does the Ischioanal rectal fossa contain?
Branches of the pudenal nerve, artery, vein and adipose tissue
What muscle makes up the internal anal sphincter?
Smooth muscle
What muscle makes up the external anal sphincter?
Skeletal muscle
What becomes when the rectum pierces the pelvic floor?
Anal canal
What is the external anal sphincter attached to?
Anteriorly by the perineal body to the anococcygeal ligament
What is the function of the External anal Sphincter?
Closes the anus aided by puborectalis
What innervates the External anal Sphincter?
Pudendal nerve (S2-4)
What is the pectinate line?
Site of anal membrane in foetus
