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Zoology-Respiratory Organs

NEET Zoology Respiratory Organs MCQ Question

Type: MCQ-diagram based-Hard-Class 11

Imagine a diagram showing the human respiratory system with labeled parts A, B, C, and D. Part A is a cartilaginous box involved in sound production. Part B is a thin elastic flap covering the glottis. Part C is a straight tube extending to the mid-thoracic cavity. Part D is where the tube divides into two primary branches. Which part corresponds to the structure that prevents food from entering the airway during swallowing?

Question diagram
A

Part A

B

Part B

C

Part C

D

Part D

Correct Answer

Option B

Detailed Explanation

Part B corresponds to the epiglottis, which covers the glottis during swallowing to prevent the entry of food into the airway, as described in the NCERT context.

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