GENERAL HISTOLOGY

SMALL INTESTINE

BODY OF STOMACH

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
The epiglottis closes off the airway entrance and directs food to the ____
A
tracheatrachea
B
esophagus
C
larynx
D
pharynx
Explanation: 

Detailed explanation-1: -The epiglottis drops downward to prevent food from entering the larynx and trachea in order to direct the food into the esophagus. Peristaltic movements propel the food from the pharynx into the esophagus.

Detailed explanation-2: -Your larynx is open at the top so air can move through it to your trachea. When you swallow, however, your epiglottis moves to cover the top of your larynx. Like a roadblock, your epiglottis prevents traffic (food and fluid) from using a specific road (your larynx) and moves traffic to another road (your esophagus).

Detailed explanation-3: -When you swallow, a flap called the epiglottis moves to block the entrance of food particles into your larynx and lungs. The muscles of the larynx pull upward to assist with this movement. They also tightly close during swallowing. That prevents food from entering your lungs.

Detailed explanation-4: -A small muscular flap called the epiglottis closes to prevent food and liquid from going down the “wrong pipe”-your windpipe (trachea).

Detailed explanation-5: -The epiglottis is a cartilaginous flap that extends in front and above the laryngeal inlet, or more specifically the rima glottidis (glottis). The function of the epiglottis is to close the laryngeal inlet during swallowing and so to prevent the passage of food and liquid into the lungs (aspiration).

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