Embyrology

Question 1

GI is derived from the _______.

Answer 1

Endoderm

Question 2

There are 3 parts that give rise to the GI.

Answer 2

foregut
Midget
hindgut

Question 3

The foregut is supplied by what arteries?

Answer 3

Celiac trunk

Question 4

The midgut is supplied by what arteries?

Answer 4

Superior mesenteric artery

Question 5

The hindgut is supplied by what artery?

Answer 5

Inferior mesenteric artery

Question 6

What gives rise to the esophagus?

Answer 6

foregut

Question 7

What gives rise to the distal half of the duodenum?

Answer 7

midgut

Question 8

What gives rise to the distal 3rd of the transverse colon to the proximal half of the anal canal?

Answer 8

hindgut

Question 9

What gives rise to the small intestine?

Answer 9

Midgut

Question 10

What gives rise to the stomach?

Answer 10

foregut

Question 11

What gives rise to the proximal half of the duodenum (up to the major duodenal papilla)?

Answer 11

foregut

Question 12

What gives rise to the proximal half of the large intestine up to the proximal 2/3rds of the transverse colon?

Answer 12

midgut

Question 13

What gives rise to the liver?

Answer 13

foregut

Question 14

What gives rise to the gallbladder?

Answer 14

foregut

Question 15

What gives rise to the pancreas?

Answer 15

foregut

Question 16

Is Meckel’s diverticulum common? What kind of anomaly?

Answer 16

Uncommon congenital anomoly

Question 17

Meckel’s diverticulum occurs in what percentage of the population?

Answer 17

2%

Question 18

Meckel’s diverticulum is how long?

Answer 18

2 inches long

Question 19

Meckel’s diverticulum contains two types of ______ tissue?

Answer 19

ectopic

Question 20

Meckel’s diverticulum contains what two types of ectopic tissue?

Answer 20

Gastric and pancreatic

Question 21

Meckel’s diverticulum if found more in _____ by how much?

Answer 21

Males

2x’s

Question 22

Where is Meckel’s diverticulum located?

Answer 22

2 ft. Proximal to the ileocecal junction