Male genital and hernias Flashcards
Prepubertal boys
1.5 to 2 cm in length
Post puberty
4 to 5 cm
Wrinkles the skin
Dartos muscle
Draw scrotum toward abdomen
Cremaster muscle
cloaks the anterior two thirds of the testis
Parietal layer
lines the adjacent scrotum
Visceral layer
If the peritoneal lining remains an open channel to the scrotum it can give rise to an
indirect inguinal hernia
The parietal and visceral layers form a potential space for the abnormal fluid accumulation
hydrocele
ejaculatory duct
2.5 cm long
Formed when the vas deferens merges with the seminal vesicle
Ejaculatory duct
The left testicular vein empties into the _________.
left renal vein
The right
testicular vein empties into the _________.
inferior vena cava
develop at the internal inguinal ring, where the spermatic cord exits the abdomen.
Indirect inguinal hernias
arise more medially due to weakness in the floor of the inguinal canal and are associated with straining and heavy lifting.
Direct inguinal hernias
are more likely to
present as emergencies with bowel
incarceration or strangulation.
Femoral hernias
Most common, all ages, both sexes. Often in children; may occur in adults.
Indirect inguinal hernias
Less common. Usually in men older than 40 yrs; rare in women.
Direct inguinal hernias
Least common. More common
in women than in men
Femoral hernias
Above inguinal ligament, near its midpoint (the internal inguinal ring).
Indirect inguinal hernias
Above inguinal ligament, close to the pubic tubercle (near the external inguinal ring).
Direct inguinal hernias
Below the inguinal ligament; appears more lateral than an inguinal hernia. Can be hard to differentiate from lymph nodes.
Femoral hernias