An elderly man with prostatic hyperophy returns to his urologist with another case of epididymitis. An acute infection involving the daos muscle layer of the scrotum most likely leads to an enlargement of which of the following lymph nodes?
The superficial inguinal lymph nodes receive lymph from the scrotum, penis, buttocks, and lower pa of the anal canal, and their efferent vessels enter primarily to the external iliac nodes and ultimately to the lumbar (aoic) nodes. The deep inguinal nodes receive lymph from the testis and upper pas of the vagina and anal canal, and their efferent vessels enter the external iliac nodes.
Preaoic nodes
Lumbar nodes
External iliac nodes
Superficial inguinal nodes
Development of GU system and Neuro-vascular supply of pelvis & perineum