ATI RN
Digestive System Mcq Questions Questions
Question 1 of 5
Which process involves the use of nutrients inside cells?
Correct Answer: B
Rationale: Assimilation involves the incorporation of absorbed nutrients into the cells for energy production or synthesis of new compounds.
Question 2 of 5
In which order do these events occur in human nutrition?
Correct Answer: C
Rationale: Food is first ingested, then digested, absorbed into the bloodstream, and finally assimilated into cells.
Question 3 of 5
Which structure helps to prevent a bolus of food from entering the trachea during deglutition (swallowing)?
Correct Answer: D
Rationale: The epiglottis is a flap of cartilage that covers the trachea during swallowing, preventing food from entering the airway.
Question 4 of 5
The primary site for absorption of water by the digestive system is the:
Correct Answer: B
Rationale: The colon (large intestine) is the primary site for water absorption, consolidating waste into feces.
Question 5 of 5
Which process matches the definition: The uptake of substances by the GI tract?
Correct Answer: A
Rationale: Absorption is the process by which nutrients are taken up from the GI tract into the bloodstream.