A prepositional phrase is comprised of two parts, a preposition and an object of the preposition. Together, they form the prepositional phrase that is then inserted in a sentence to modify some noun or verb.
The epiglottis is a flap made of elastic cartilage tissue covered with a mucous membrane, attached to the entrance of the larynx. It projects obliquely upwards behind the tongue and the hyoid bone, pointing dorsally. It stands open during breathing, allowing air into the larynx.
Epiglottis: Definition and Function. âEpiâ means above and âglottisâ pertains to the tongue. From these terms, we can derive its definition and location. Epiglottis is a flap of tissue found at the most superior part of the larynx.It is anchored by the epiglottic cartilage which is an elastic type.It acts as a gatekeeper who closes and protects the gate (airway) from the outsiders (foods and drinks) and directs it into the proper direction (esophagus).piglottis is a flap of tissue found at the most superior part of the larynx. It is anchored by the epiglottic cartilage which is an elastic type. It acts as a gatekeeper who closes and protects the gate (airway) from the outsiders (foods and drinks) and directs it into the proper direction (esophagus).