KINESIOL 1A03 Study Guide - Final Guide: Palpebral Fissure, Ciliary Muscle, Lacrimal Canaliculi

• School: McMaster University
• Department: Kinesiology
• Course: KINESIOL 1A03
• Professor: Maureen Mac Donald

Document Summary

Eyebrow & eyelashes protect the eye form foreign objects, perspiration , shade eyes from sun. Medial canthus: red mound called the caruncle modified oil and sweat glands, produce white-ish material that collects there. 4 rectus muscles which move from anterior to posterior: Superior, inferior, medial, lateral rectus muscles name based on attachment point to eyeball. They attach the white part of the eye (sclera) and the bony structures at the posterior portion of the eye orbit. When muscles contract , they do so along their length allows movement up, down, left, right. 2 oblique muscles: superior& inferior oblique muscles involved in rotation. Superior oblique runs through the trochlea acts as a pully and redirects the line of pull for the muscle, allows for inferior lateral rotation of the eye. Inferior oblique has a diff orientation acts to rotate the eye by moving the eye towards the superior lateral side.