AP BIOLOGY

ANIMAL PHYSIOLOGY

EXCRETION

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
What is the name of the small flap of tissue that seals off the trachea during swallowing?
A
pharynx
B
larynx
C
epiglottis
D
alveoli
Explanation: 

Detailed explanation-1: -The flap that covers the trachea during swallowing so that food does not enter the lungs. Anatomy of the larynx. The three parts of the larynx are the supraglottis (including the epiglottis), the glottis (including the vocal cords), and the subglottis.

Detailed explanation-2: -The epiglottis is made of elastic cartilage covered with a mucous membrane, attached to the entrance of the larynx.

Detailed explanation-3: -The larynx is the upper opening into the windpipe (trachea), the passageway to the lungs. Epiglottis-a flap of soft tissue and cartilage located just above the vocal cords. The epiglottis folds down over the vocal cords to help prevent food and irritants from entering the lungs.

Detailed explanation-4: -Glottis vs Epiglottis The glottis opens into the windpipe and is responsible for the production of sound. While the epiglottis is a cartilaginous flap on top of the glottis that prevents the food from entering the larynx.

Detailed explanation-5: -The epiglottis is flap of cartilage located in the throat behind the tongue and in front of the larynx. The epiglottis is usually upright at rest allowing air to pass into the larynx and lungs.

There is 1 question to complete.