ATI LPN
Chapter 15 The Gastrointestinal System Review Questions Questions
Question 1 of 5
What enzyme breaks down proteins into peptides in structure W?
Correct Answer: C
Rationale: Assuming W is the stomach, pepsin digests proteins into peptides, making C correct.
Question 2 of 5
What would result if insulin was injected into a healthy person?
Correct Answer: C
Rationale: Insulin increases glucose uptake into cells, lowering blood sugar, making C correct.
Question 3 of 5
What substance is digested by secretions released by both the salivary glands and the pancreas?
Correct Answer: B
Rationale: Salivary glands and pancreas both secrete amylase to digest starch, making B correct.
Question 4 of 5
Into which parts of the human digestive system are digestive enzymes secreted?
Correct Answer: C
Rationale: Digestive enzymes are secreted in the mouth (salivary amylase), stomach (pepsin), and small intestine (pancreatic enzymes), making C the correct answer.
Question 5 of 5
Emulsification of fats in the small intestines is due to the action of bile, which is released into the intestine from the
Correct Answer: B
Rationale: The gallbladder stores and releases bile into the small intestine for fat emulsification, making B the correct answer.