Lecture 1 Flashcards Preview

Abdomen/pelvis anatomy > Lecture 1 > Flashcards

Flashcards in Lecture 1 Deck (20)
Loading flashcards...
1
Q

What covers up the pelvis viscera?

A

Peritoneum

2
Q

Psoas major Origin and Insertion and innervation

A

Oirgin: t12-L5

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

3
Q

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

A

quadratus lumborum

4
Q

whata re the nerves that run in the neuromuscular plane?

A

subcostal, iliohypogastric and ilioinguinal

5
Q

what nerve is associated with T12?

A

subcostal

6
Q

what 2 nerves are associated with L1

A

iliohypogastric and ilioinguinal

7
Q

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

A

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

8
Q
A
9
Q

what does the the epiploic foramen connect?

A

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

10
Q

what are the boundaries of the lesser sac?

A

Anterior: lesser momentum

Inferior: transverse mesocolon

Superior: Liver

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

11
Q

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

A

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

12
Q

where is the tunica vaginalis derived from?

A

processes vaginalis of the parietneum

13
Q
A
14
Q
A
15
Q

what is the function of the ishiocavernosus musculature?

A

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

16
Q

what system and nerve innervates the internal anal sphincter?

A

Autonomic- pelvic and sacral sphlanchnics

17
Q

system and nevere tha innervates the external sphincter

A

Somatic, pudendal nerve

18
Q
A
19
Q
A
20
Q
A