MICROANATOMY

ENDOCRINE ORGANS AND RESPIRATORY SYSTEM

RESPIRATORY SYSTEM

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
What is the small flap of tissue called that covers the air-only passage when we swallow?
A
Bronchioles
B
Larynx
C
Alveoli
D
Epiglottis
Explanation: 

Detailed explanation-1: -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.

Detailed explanation-2: -The flap that covers the trachea during swallowing so that food does not enter the lungs.

Detailed explanation-3: -First, the tongue pushes the food into the throat. Next, the epiglottis, a small but important flap of tissue, folds over the voice box at the top of the windpipe. This keeps food from going down the wrong way.

Detailed explanation-4: -The epiglottis is an elastic cartilaginous leaf-shaped flap covering the opening of the larynx. It is attached to the internal surface of the thyroid cartilage and projects over the pharynx, allowing the passage of air into the larynx, trachea, and lungs.

Detailed explanation-5: -The pharynx anatomy includes: Nasopharynx: The top part of the throat connects to the nasal cavities (nose) and lets air pass through. Oropharynx: The middle part of the throat connects to the oral cavity (mouth). It allows air, food and fluid to pass through.

There is 1 question to complete.