Chapter 9: Small Intestine

Question 1

Which GI organ has the quickest return of motility postoperatively?

Answer 1

Small intestine (1 day)

Question 2

Which GI organ has the slowest return of motility postoperatively?

Answer 2

Large intestine (3-5 days)

Question 3

How many days post-op for motility of the stomach to return?

Answer 3

2 days

Question 4

What is the primary mode of transport of glucose and galactose?

Answer 4

Secondary active transport

Question 5

What is the primary mode of transport of fructose?

Answer 5

Facilitated diffusion

Question 6

What is the primary mode of transport of amino acids?

Answer 6

Secondary active transport

Question 7

What is the primary mode of transport of monoglycerides and free fatty acids?

Answer 7

Passive diffusion

Question 8

What is the most likely SI malignancy in the duodenum?

Answer 8

Adenocarcinoma

Question 9

What is the most likely SI malignancy in the ileum?

Answer 9

Carcinoid

Question 10

What is the most common indication for surgery in Crohn’s disease?

Answer 10

Obstruction

Question 11

Type of ostomy used for protection of anastomosis

Answer 11

Loop ileostomy or divided loop ileostomy

Question 12

Clinical syndrome that occurs with <200cm of jejunoileal length in adults or <30% of normal length in children

Answer 12

Short bowel syndrome

Question 13

Primitive gut appears at what week of gestation?

Answer 13

4th

Question 14

Part of the small intestine that arises from the junction of the foregut and midgut

Answer 14

Duodenum

Question 15

The jejunum and ileum develop from ______

Answer 15

Proximal limb of the midgut loop

Question 16

The ileum develops from _____

Answer 16

Caudal limb of the midgut loop

Question 17

At what embryonic week does the midgut loop rotate 270 degrees counterclockwise around the SMA

Answer 17

11th week