Epigottis
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The flap that protects the opening of the larynx is called the epiglottis. It is a flexible cartilage structure that prevents food and liquids from entering the airway during swallowing by covering the glottis.
Exoskeletons.
A sepals or calyx protects a maturing bud.
The sepals.
The sclera
Its skin
The nose and naval cavity from the main external opening for the respiratory system and its the first section of the body's airway's nose is a structure of the made of cartilage bone,muscle and skin that supports and protects the anterior portion of the nasal cavity.
Your ribcage protects your heart and lungs and your skull protects your brain.
The Culticle
their shell protects them..
The epiglottis closes the airway when we swallow. You can see part of it hanging down in the back of the mouth.