Lecture 13- GI system

Question 1

What lines the abdominal cavity (organ and wall sides)?

Answer 1

Visceral and parietal peritoneum

Question 2

What is the part of the peritoneum from which the GI tract is suspended in the fetus?

Answer 2

Connecting peritoneum

Question 3

Is the middle of the intestines more or less motile due to the increased peritoneal length?

Answer 3

More motile

Question 4

What is the dense collection of peritoneum where the intestines loop called.
Suspends the weight of the GI tract from the body wall
Allows for extra motility

Answer 4

Root of the mesentery

Question 5

What section of intestines does the Root of the Mesentery attach to?

Answer 5

Ileum and jejunum

Question 6

What is the name of the mesentery layer connected to the duodenum?

Answer 6

Mesoduodenum

Question 7

What is the name of the mesentery attached to the colon?

Answer 7

Mesocolon

Question 8

the cranial stomach, next to the esophagus

Answer 8

Cardia

Question 9

The leftmost, outpouching of the stomach

Answer 9

Fundus

Question 10

The primary, largest, most middle portion of the stomach

Answer 10

Body

Question 11

The narrowing of the stomach on the right side prior to the intestines

Answer 11

Pylorus

Question 12

The cranial bend in the stomach wall

Answer 12

Lesser curvature

Question 13

The caudal bend in the stomach wall

Answer 13

Greater curvature

Question 14

The ring of muscle separating the stomach from the intestines

Answer 14

Pyloric sphincter

Question 15

The first portion of intestines, travels briefly cranially after exiting the stomach

Answer 15

cranial duodenum

Question 16

The five named parts of the duodenum in order

Answer 16

Cranial duodenum
Cranially duodenal flexure
Descending duodenum
Caudal duodenal flexure
Ascending duodenum

Question 17

What is at the junction of the duodenum and the jejunum

Answer 17

Duodenal-jejunal flexure

Question 18

What comes first, the ileum or the jejunum

Answer 18

Jejunum

Question 19

Which will show a larger barium pool- the right or left side?

Answer 19

Left- the fundus is larger than the pylorus

Question 20

What is shorter, the ascending or descending colon?

Answer 20

Ascending

Question 21

5 named pieces of colon

Answer 21

Ascending colon
Right colic flexure
transverse colon
Left colic flexure
Descending colon

Question 22

To which part of the colon is the cecum attached?

Answer 22

Ascending colon

Question 23

What marks the change from colon to rectum

Answer 23

Crossing the Os Coxae

Question 24

What organ lies between the stomach and the transverse colon, the descending duodenum and the cecum

Answer 24

Pancreas

Question 25

Where can the cranial mesenteric artery be found

Answer 25

Supplying the ileum and jejunum

Question 26

The transverse colon is always found ______ to the mesenteric root. The caudal duodenal flexure is always found ________ to the mesenteric root.

Answer 26

Cranial; caudal

Question 27

What non-fixed structure marks when the intestines become more motile?

Answer 27

duodenal-jejunal flexure

Question 28

How many lobes does the liver have?

Answer 28

Six

Question 29

What lobes of the liver does the gallbladder sit between

Answer 29

The quadrate and right medial lobes

Question 30

What is the name of the duct that comes off the gallbladder

Answer 30

Cystic duct

Question 31

What does the cystic duct become?

Answer 31

The bile duct

Question 32

What ducts come of the cystic duct?

Answer 32

hepatic ducts

Question 33

Where does the gall bladder release bile into

Answer 33

The descending duodenum

Question 34

What does the bile/pancreatic duct open into

Answer 34

the major/cranial papilla

Question 35

What does the accessory pancreatic duct open into

Answer 35

The minor/caudal papilla