ATI RN
Digestive System Exam Questions Questions
Question 1 of 5
Which of the following glands produces saliva?
Correct Answer: D
Rationale: The parotid gland is one of the major salivary glands that produce saliva, which initiates starch digestion and lubricates food.
Question 2 of 5
How is food processed to distribute nutrients to the body's cells?
Correct Answer: A
Rationale: Food is ingested (taken in), digested (broken down), absorbed (taken into blood), and assimilated (distributed to cells).
Question 3 of 5
Fungiform papillae are most numerous in:
Correct Answer: B
Rationale: Fungiform papillae are scattered across the oral part of the tongue but are most concentrated at the edges and tip, where taste perception is heightened.
Question 4 of 5
Taste buds are found on the following papilla EXCEPT:
Correct Answer: B
Rationale: Filiform papillae lack taste buds and are primarily involved in touch sensation, unlike the other papillae types.
Question 5 of 5
Surface epithelium of gastric mucosa:
Correct Answer: B
Rationale: The gastric surface epithelium secretes neutral to alkaline mucus with bicarbonate to protect the mucosa from acid and pepsin.