ATI RN
Questions About Digestive System Questions
Question 1 of 5
What are the advantages of chewing food at the start of digestion?
Correct Answer: D
Rationale: Chewing increases the surface area for enzyme action, lubricates food with saliva, and helps dissolve food particles.
Question 2 of 5
The end product of digestion of starch which is absorbed into the bloodstream is:
Correct Answer: C
Rationale: Starch is broken down into glucose by enzymes like amylase and maltase, which is then absorbed into the bloodstream.
Question 3 of 5
Which process matches the definition: Thin, tough, outer layer of the alimentary tract, which enables it to move smoothly against other organs?
Correct Answer: D
Rationale: The serosa is the outermost layer of the GI tract, allowing smooth movement against adjacent organs.
Question 4 of 5
What happens during defecation?
Correct Answer: D
Rationale: Defecation is the final stage where undigested waste (feces) is eliminated via the anus.
Question 5 of 5
Adenoids are enlarged:
Correct Answer: B
Rationale: Adenoids refer to the enlarged pharyngeal tonsil, located in the nasopharynx, which can obstruct breathing when hypertrophied.