copy 3

Question 1

What is the lymph draingae of the prostate?

Answer 1

Lymph Drainage:
The lymphatics of the prostate pass across the pelvic floor mainly to internal iliac nodes; a few may
reach external iliac and Sacral nodes.

Question 2

Why is the spread of prostatic cancer mainly from the blood and not lymph?

Answer 2

N.B. These lymph vessels drain the capsule and not the glandular tissue. This is
why the spread of the prostatic cancer is mainly via the blood route.

Question 3

What is the nerve supply of the prostate and what do sympathatic and parasympathetic innervations do?

Answer 3

Nerve Supply:
inferior hypogastric plexus

The sympathetic stimulates the prostatic smooth muscle contraction during ejaculation.

The parasympathetic stimulates the acini secretion

Question 4

What nerve should the surgeon be careful not to cut when performing an orchidopexy?

Answer 4

Ilioinguinal nerve

makes sense since the ectopic testi is usually in the inguinal canal

Question 5

What forms the head of the epididmyis?

Answer 5

The efferent ductules

Question 6

What is the arterial supply of the testis and epididymis?

Answer 6

Testicular artery (L1-L2)

Artery of ductus deferens (deferential artery)
which is a branch of the internal iliac

Question 7

What veins and venous plexus drains the testis?

Answer 7

Veins: Testicular veins

Right: drains to the IVC

Left: drains into the left renal vein

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Venous plexus: Pampiniform plexus

Question 8

What functional significance does the pampiniform plexus have?

Answer 8

It has a cooling affect

Question 9

What is the lymphatic drainage of the testis?

Answer 9

Lateral aortic (Lumbar) nodes and pre and paraortic lymphnodes (L1-L2)