JAMB Biology 2025 Objective — Question 15
Question 15 of 40 from the Joint Admissions and Matriculation Board (JAMB) Biology 2025 Objective paper, with the correct answer and a full explanation.
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In the human respiratory system, which structure closes over the opening of the trachea during swallowing to prevent food from entering the airway?
- A. Larynx
- B. EpiglottisCorrect
- C. Uvula
- D. Pharynx
Explanation
The epiglottis is a flap of tissue located at the base of the tongue that covers the trachea (windpipe) during swallowing. This prevents food and liquids from entering the airway and directs them towards the oesophagus.
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