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.
The epiglottis is a little flap of mucus covered tissue that is attached to the root of the tongue. It is not the uvula (aka: the hang down thing in your mouth). Its purpose i â¦ s to prevent food going into the airway passage.+ 13 others found this useful.nother AnswerDuring swallowing, the larynx rises and the epiglottis, which is composed of cartilage, covers its opening which then directs food and fluid into the esophagus and preventing its entry into the trachea which would then lead to the lungs.