CPOA questions with correct answers

Name the seven bones that form the orbit. CORRECT ANSWER-Maxilla, Frontal, Zygomatic, Ethmoid, Lacrimal, Palantine, Sphenoid Three basic functions of the eyelids are: CORRECT ANSWER-Replenish and spread tear film evenly across the surface of the eye, regulate the amount of tear fluid in the eyes, protect the eye. Rapid, forceful closure of the eyelids that protect the eye from foreign bodies and excessive light is called? CORRECT ANSWER-Reflex blinking The palpebral fissure, which is the space between the eyelids, normally measures: CORRECT ANSWER-10mm Blepharospasm CORRECT ANSWER-An inward turning of the lids, causing eyelashes to scratch the eye. Ptosis CORRECT ANSWER-A condition in which the lids are so tightly closed they cannot be opened. Ectropion CORRECT ANSWER-The eyelid turns outward due to loss of elasticity of lid tissues. Entropion CORRECT ANSWER-Drooping of the upper lid. The ________ _________ is the muscle responsible for eyelid closure. CORRECT ANSWER-Orbicularis oculi