ATI LPN
ATI LPN Test Bank
Upper Gastrointestinal System NCLEX Questions Questions
Question 1 of 5
Which of these processes occurs throughout most of the alimentary canal?
Correct Answer: B
Rationale: Propulsion (peristalsis) occurs throughout the GI tract.
Question 2 of 5
Which of these nutrients is absorbed mainly in the duodenum?
Correct Answer: B
Rationale: Iron is primarily absorbed in the duodenum.
Question 3 of 5
The mucous epithelium is a component of the
Correct Answer: D
Rationale: The mucosa contains the mucous epithelium.
Question 4 of 5
The __________ teeth are used for crushing or grinding food.
Correct Answer: B
Rationale: Molars are designed for grinding.
Question 5 of 5
The enzyme pepsin digests
Correct Answer: C
Rationale: Pepsin breaks down proteins.