Name the body structure concerned with the given functional activity.
Prevents food from entering the trachea during swallowing.

Q. Name the body structure concerned with the given functional activity:

(a) Prevents food from entering the trachea during swallowing.

Q. Name the body structure concerned with the given functional activity:

(e) Protects the lungs from mechanical injuries.

Q. Name the body structure concerned with the given functional activity:

(b) Transports oxygen to the body cells.

Q. Name the body structure concerned with the given functional activity:

(d) Combines with the oxygen in the lungs.

Q.
Air or food is prevented from going into the trachea during swallowing by the