PE - CONCHIE - ROLE OF MUSCLES & TYPES OF CONTRACTION 0.0 / 5 ? Physical EducationAnatomy & physiologyA2/A-levelOCR Created by: MAH01Created on: 03-12-21 17:07 "Muscles can only ..... bones " Pull 1 of 10 What are the 3 roles of muscles Agonist, Antagonist and Antagonistic 2 of 10 What does Agonist do? Shortens muscle, contracts muscle CAUSES Movement 3 of 10 What does the antagonist do? Lengthens muscle, relaxes muscle ALLOWS Movement 4 of 10 What does the Fixator do? Stabilises movement, hold muscle in postion 5 of 10 What are the 2 types of contraction? Isotonic and Isometric 6 of 10 "Isotonic is where the muscle stays the same length" IS THIS RIGHT? NO 7 of 10 Name the two types of Isotonic Contraction? Concentric and Eccentric 8 of 10 What happens to the joint angle when concentric contraction oocurs? The joint angle DECREASES 9 of 10 What happens when there is a Isometric Conctraction? The muscles stays the same length, the body is static and no movement occurs 10 of 10
Comments
No comments have yet been made