Last minute abs

Question 1

What are the layers of the abdominal wall?

Answer 1

1. Camper’s fascia (fatty fascia)
2. Scarpa’s fascia (membranous)
3. External oblique (hands in pocket fibers)
4. Internal oblique (back crack fibers)
5. Transversus Abdominis
6. Transversalis Fascia
7. peritoneum

Question 2

What are the boundaries of Hesselbech’s triangle?

Answer 2

Medial: lateral border of the rectus abdominus
Lateral: inferior epigastric vessels (which run in the lateral umbilical fold<–but only see this fold from the opposite point of view)
Inferior: Inguinal ligament (which runs from the ASIS to the pubic tubercle)

Question 3

What is the conjoint tendon?

Answer 3

The conjoint tendon lies anterior to hesselbech’s triangle (it is the superficial roof of the triangle)

Question 4

What are the layers of the spermatic cord (aka the coverings of the testis) from innermost to outermost.

Answer 4

1. tunica vaginalis
2. internal spermatic fascia
3. cremaster muscle
4. external spermatic fascia

Question 5

From where are each of the layers of the spermatic cord derived from?

Answer 5

1. tunica vaginalis - peritoneum
2. internal spermatic fascia - transversalis fascia
3. cremaster muscle - internal oblique
4. external spermatic fascia - external oblique

Question 6

what layer of the spermatic cord is derived from the transversalus abdominus muscle?

Answer 6

NO LAYER!!!! Trick question

Question 7

What layer of the abdominal wall is the deep inguinal ring a hole through?

Answer 7

transversalis fascia

Question 8

What layer of the abdominal wall is the superficial inguinal ring a hole through?

Answer 8

the aponeurosis of the external oblique

Question 9

What form the boundaries of the inguinal canal?

Answer 9

Anterior wall/floor: aponeurosis of the external oblique
Roof: internal oblique muscle
Posterior wall: transversalis abdominus muscle