Lecture 1

Question 1

What covers up the pelvis viscera?

Answer 1

Peritoneum

Question 2

Psoas major Origin and Insertion and innervation

Answer 2

Oirgin: t12-L5

insertion: lesser trochanter
action: flexes hip
innervation: L1-L3 lumbar plexus

Question 3

what is the muscle of the abdomen that lateral rotates the vertebral column?

Answer 3

quadratus lumborum

Question 4

whata re the nerves that run in the neuromuscular plane?

Answer 4

subcostal, iliohypogastric and ilioinguinal

Question 5

what nerve is associated with T12?

Answer 5

subcostal

Question 6

what 2 nerves are associated with L1

Answer 6

iliohypogastric and ilioinguinal

Question 7

where does L1 break off to give rise to iliohypogastric and ilioinguinal

Answer 7

emerging from lumbar plexus as a single trunk until it hits psoas major and quadratus lumborum

Question 9

what does the the epiploic foramen connect?

Answer 9

the lesser sac to the greater sac. when are laying down and turn to the right contents of the greater sac can enter the lesser sac

Question 10

what are the boundaries of the lesser sac?

Answer 10

Anterior: lesser momentum

Inferior: transverse mesocolon

Superior: Liver

Posterior: pancreas, aorta, celiac trunk, splenic a+v left kidney

Question 11

describe the internal obliques aponeurosis in respect to the rectus abdominus muscle?

Answer 11

above the arcuate line it runs on both sides of it, and below the arcuate line it is in front of the rectus abdominus

Question 12

where is the tunica vaginalis derived from?

Answer 12

processes vaginalis of the parietneum

Question 15

what is the function of the ishiocavernosus musculature?

Answer 15

it compresses the CRUS of the penis or of the clitoris and forces blood in its sinuses into the distal part of the corpus cavernosum

Question 16

what system and nerve innervates the internal anal sphincter?

Answer 16

Autonomic- pelvic and sacral sphlanchnics

Question 17

system and nevere tha innervates the external sphincter

Answer 17

Somatic, pudendal nerve