Ant312 Posterior Abdominal Wall

Front 1

Quatratus lumborum m. attachments?

Back 1

Superior attachment: medial ½ of superior border of 12th rib and tips of lumbar transverse processes. Inferior attachment: iliolumbar ligament and internal lip of the iliac crest

Front 2

Quatratus lumborum m. innervation?

Back 2

Innervation: T12-L4

Front 3

Quatratus lumborum m. actions?

Back 3

Actions: bilaterally extends vert column, unilateraly flexes column, fixes ribs during Inspiration.

Front 4

Psoas major m. attachments?

Back 4

Superior attachment: T12-L5 Vertebrae and disk Inferior attachment: along with iliacus m, lesser trochanter of femur

Front 5

Psoas major m. innervation?

Back 5

Innervation: ventral rami L1-L3

Front 6

Psoas major m. action?

Back 6

Action: flexes thigh, also a trunk flexor

Front 7

Iliacus muscle. Attachment?

Back 7

Superior attachment: superior 2/3 of iliac fossa Inferior attachment: along with psoas major m, lesser trochanter of femur

Front 8

Iliacus muscle. Innervation?

Back 8

Innervation: femoral nerve L2-L4

Front 9

Iliacus muscle. Action?

Back 9

Action: hip flexion

Front 10

the diaphragm is Skeletal muscle arranged radially around what?

Back 10

central tendon

Front 11

diaphragm. Sternal attachment?

Back 11

posterior surface of xiphoid process

Front 12

diaphragm. Costal attachment?

Back 12

inner surface of 7th-9th costal cartilages. distal ends of ribs 10-12. arcuate ligaments

Front 13

The lumbar portion of the diaphragm has two ___, right and left.

Back 13

two crura

Front 14

for the phrenic nerve (C3,4,5) innervation of the diaphragm, the peripheral parts of the diaphragm that developed from body wall have ____ innervation from segmental nerves.

Back 14

afferent

Front 15

what is the blood supply to the thoracic and abdominal diaphragm?

Back 15

Abdominal surface. 1. Inferior phrenic arteries. 2. Ist pair arteries off abdominal aorta. Thoracic surface. 1. Pericardicophrenic arteries 2. Branches of musculophenic arteries 3. Small superior phrenic arteries off aorta

Front 16

lumbar plexus is formed by ventral ramin of ___ to ___.

Back 16

L1 to L4

Front 17

kidneys lie in the paravertebral gutters, at what vert levels?

Back 17

Lie at level of T11-L3 with the right slightly lower than the left

Front 18

the kidneys have their posterior surface in association with what two muscles?

Back 18

Posterior surfaces associated with quadratus lumborum muscle and diaphragm

Front 19

which nerves nerves pass diagonally and laterally posterior to the kidneys? (3)

Back 19

Subcostal, iliohypogastric and ilioinguinal

Front 20

the level of the transpyloric plane, the level of the SMA, and the level of the renal arteries all come off at which level?

Back 20

L1

Front 21

how many lobes in a typical kidney and how many branches off of the renal artery?

Back 21

5

Front 22

Aorticorenal ganglion receives Preganglionic axons via which two nerves?

Back 22

least and lesser splanchnic nerves

Front 23

renal visceral afferents end at which vert level?

Back 23

T10-L1. (though pain on other lecture says T11-T12)

Front 24

Pain from a ureter is referred where?

Back 24

T11-L2

Front 25

why would patients feel bowel involved in a kidney stone passing?

Back 25

Often patients feel their bowels are involved because the visceral afferents from the colon enter the same cord level

Front 26

the right adrenal lies behind what?

Back 26

bare area of the liver

Front 27

the left adrenal faces into what?

Back 27

omental bursa

Front 28

chromaffin cells are derived embryonically from what cells?

Back 28

neural crest

Front 29

The greater splanchnic gives off preganglionic sympathetics which synapse directly on the chromaffin cells of the medulla which secrete what?

Back 29

These chromaffin cells secrete epinephrine (80%) and norepinephrine (20%).

Front 30

whats a triple A and at what level could you check for one?

Back 30

Abdominal Aortic Aneurysm. You can check all of the abdomen, but the best way is an open palm pushing the umbilical down to the L4 vert.

Front 31

cisternal chyli level?

Back 31

L1 and L2

Front 32

what drains to the cisterna chyli?

Back 32

lymphatic drainage inferior to the diaphragm and superficial drainage inferior to the umbilicus

Front 33

All of the venous drainage from the digestive organs and the ____ enter the portal venous system to be carried to The liver.

Back 33

spleen

Front 34

what vein Forms at the level of the transpyloric plane, anterior to the IVC and posterior to the neck of the pancreas?

Back 34

portal vein

Front 35

portal venous drainage has what three anastomoses?

Back 35

1. esophageal. 2. paraumbilicals 3. anal canal veins. (only the 1st two are associated with alchee abuse)

Front 36

Portal hypertension cause dilation of the _____ veins. These dilated and weakened varices are prone to hemorrhage and is a common cause of death in persons with portal hypertension.

Back 36

esophageal

Front 37

Blockage of portal drainage, as in portal hypertension, causes distension of the paraumbilical veins, aka what?

Back 37

caput medusae

Front 38

IMA vert level?

Back 38

L3