ATI RN
Anatomy And Physiology Digestive System Test Questions Questions
Question 1 of 5
Which of the following is a key function of the liver?
Correct Answer: A
Rationale: The liver produces bile to emulsify fats, among other functions like detoxification and nutrient metabolism.
Question 2 of 5
All about human tongue is true EXCEPT:
Correct Answer: C
Rationale: The ventral surface of the tongue is smooth and covered by non-keratinized stratified squamous epithelium, not lingual papillae, which are on the dorsal surface.
Question 3 of 5
Reflux of gastric juice due to diminished the lower esophageal sphincter tone with symptoms as heart burn or atypical chest pain.
Correct Answer: C
Rationale: GERD is caused by a weakened lower esophageal sphincter, allowing gastric juice to reflux, causing heartburn.
Question 4 of 5
Surface mucous cells show the following EXCEPT:
Correct Answer: C
Rationale: Surface mucous cells secrete neutral to alkaline mucus, not acidic mucus, to protect the gastric mucosa.
Question 5 of 5
One of the following is not true about the enteroendocrine cells:
Correct Answer: C
Rationale: Enteroendocrine cells release hormones into the bloodstream (endocrine function), not just the GIT lumen.