Nokea
Which structure produces a liquid called chyme to help with the digestive process?
- A. 3
- B. 2
- C. 1
- D. 4
Correct Answer: A
Rationale: Structure 3 (stomach) produces chyme by mixing food with gastric juices. (Assuming typical diagram numbering; stomach is often 3.)
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A set of permanent teeth contains:
- A. 20 teeth
- B. 30 teeth
- C. 32 teeth
- D. 24 teeth
Correct Answer: C
Rationale: An adult human has 32 permanent teeth.
Which division of the Enteric Nervous System is most likely to be stimulated by a pH change in the chyme?
- A. Submucosal Plexus (Meissner plexus)
- B. Myenteric Plexus (Auerbach Plexus)
- C. Both
- D. Neither
Correct Answer: A
Rationale: The submucosal plexus regulates secretions and senses luminal pH changes, responding to chyme acidity.
Amylase breaks down what macromolecule?
- A. Protein
- B. Fat
- C. DNA
- D. Starch
Correct Answer: D
Rationale: Amylase breaks down starch into simpler sugars like maltose.
Insulin is secreted by pancreatic cells-
- A. α-cells
- B. β-cells
- C. Delta cells
- D. Gama cells
Correct Answer: B
Rationale: Insulin is secreted by β-cells in the Islets of Langerhans.
A set of permanent teeth contains:
- A. 20 teeth
- B. 30 teeth
- C. 32 teeth
- D. 24 teeth
Correct Answer: C
Rationale: An adult human has 32 permanent teeth.