ATI LPN
Questions for Review of Systems Gastrointestinal Questions
Question 1 of 5
Secretions from the salivary glands
Correct Answer: D
Rationale: Saliva performs all these functions.
Question 2 of 5
An enzyme that will digest proteins into polypeptides is
Correct Answer: C
Rationale: Trypsin breaks proteins into peptides.
Question 3 of 5
What is absorption?
Correct Answer: C
Rationale: Absorption refers to the process where digested nutrients are taken into the bloodstream from the digestive tract, which matches option C.
Question 4 of 5
Which of the following is NOT a function of hepatocytes?
Correct Answer: D
Rationale: Hepatocytes produce bile but do not secrete digestive enzymes; this is a function of the pancreas and other glands.
Question 5 of 5
When you hold a piece of bread in your mouth, what enzyme initiates the process of starch digestion?
Correct Answer: D
Rationale: Salivary amylase, also known as ptyalin, is the enzyme in saliva that begins the breakdown of starch into simpler sugars, making D the correct answer.