16 Peritoneum

Question 1

Transpyloric plane

Answer 1

L1 
1st part of duodenum 
Pylorus of stomach
neck of pancreas
hilus of kidney 
9th CC 
funds of gallbladder

Question 2

Subcostal plane

Answer 2

L3
3rd part of duodenum
10th CC

Question 3

Interiliac plane

Answer 3

L4

BIFURCATION OF THE AORTA

Question 4

Describe the location of the liver

Answer 4

right side/RUQ, enclosed by diaphragm; extends inferiorly to the costal margin on right and across midline to left MIDCLAVICULAR line

Question 5

Describe location of gallbladdar

Answer 5

funds at tip of high 9th CC; transpyloric plane

Question 6

Describe the location of the spleen

Answer 6

left side, posterolaterally; between ribs 9&11, parallel to 10th rib;

Question 7

Location of left kidney

Answer 7

10th intercostal space

Question 8

Location of right kidney

Answer 8

11th rib or intercostal space

Question 9

location of the hilus of the kidneys

Answer 9

L1 / transpyloric plane

Question 10

Location of the esophageal hiatus of the stomach

Answer 10

T10

Question 11

Location of the fungus of the stomach

Answer 11

inferior to left leaf of diaphragm

Question 12

Location of pylorus

Answer 12

Transpyloric plane L1

Question 13

List the corresponding spinal segments for the 4 parts of the duodenum

Answer 13

L1/transpyloric plane, L2, L3/subcostal plane, L2

Question 14

right colic flexure

Answer 14

where ascending colon turns to transverse colon; may be palpable if diseased; anterior to the bottom of the liver @ inferior margin of rib cage

Question 15

Ileocecal junction

Answer 15

in right iliac fossa, this is where the ileum and the cecum meet

Question 16

left colic flexure

Answer 16

deep to the rib cage, adjacent to spleen and stomach, not palpable, where transverse colon turns down and becomes descending colon

Question 17

duodeno-jejunal junction

Answer 17

junction between duodenum and jejunum; just left of midline; between transpyloric and subcostal planes (aka at L2)

Question 18

how do you find the appendix?

Answer 18

appendix is located at McBurney’s point; to find this point, draw a line between anterior superior iliac spine (ASIS) and umbilicus. About 1/3 of the distance from ASIS to umbilicus, you will find McBurney’s point

Question 19

Parietal peritoneum innervation

Answer 19

SA

Question 20

Visceral peritoneum

Answer 20

VA (v for visceral)

Question 21

Mesentery

Answer 21

doubling up of visceral peritoneum; tethers an organ to the posterior abdominal wall; will also contain neurovasculature for the organ it tethers

Question 22

Whats another name for the round ligament of the liver?

Answer 22

obliterated umbilical vein

Question 23

Whats another name for the medial umbilical folds?

Answer 23

obliterated umbilical artery

Question 24

What two ligaments compose the lesser omentum?

Answer 24

hepatoduodenal ligament and hepatogastric ligament

Question 25

What are some names for the opening to get in under the lesser omentum?

Answer 25

omental foramen, epiploic foramen, or foramen of winslow

Question 26

When you enter the epiploic foramen, what space do you get into?

Answer 26

the lesser sac, also called “omental bursa”

Question 27

What are the two primary ligaments of the spleen?

Answer 27

Gastrosplenic ligmanet

Splenorenal ligament

Question 28

What ligaments make up the greater omentum?

Answer 28

Gastrosplenic ligament
Gastrophrenic ligament
Gastrocolic ligament
Splenorenal ligament

Question 29

What is the clinical importance of the gastrocolic ligament?

Answer 29

can spread cancer or inflammatory processes from the stomach to the transverse colon or vice versa

Question 30

What structure do the right paracolic gutters cradle

Answer 30

ascending colon

Question 31

What structure do the left paracolic gutters cradel

Answer 31

descending colon