BIOS256 Week 3 Exam 1

BIOS256 Week 3 Exam 1

Question 28
Which structure is a large peritoneal fold that hangs down from the stomach, covering the intestines
like an apron and providing protection?

A. falciform ligament
B. greater omentum
C. lesser omentum
D. visceral peritoneum
E. mesocolon

Correct Answer: B. Greater omentum

,Question 38
Which hormone, released in response to fats and proteins in the small intestine, stimulates
pancreatic enzyme secretion and gallbladder contraction?

A. acetylcholine
B. gastrin
C. cholecystokinin (CCK)
D. insulin
E. secretin

Correct Answer: C. Cholecystokinin (CCK)

,Question 2
Which muscle from the GI (gastrointestinal) tract is under voluntary control during defecation?

A. levator ani
B. taenia coli
C. internal anal sphincter
D. internal urethral sphincter
E. external anal sphincter
Correct Answer: E. External anal sphincter

, Question 17
Which of the following features of the small intestine increase the absorptive surface area? Select
all that apply.

A. lacteals
B. goblet cells
C. rugae
D. villi
E. circular folds

Correct Answers: D. Villi and E. Circular folds