Muscle Relationships Muscular Module 2

Question 1

What is an agonist muscle

Answer 1

is the prime mover as produces the most force during movement. Contracts and shortens and pulls on the bone during the movement
e.g. bicep in bicep curl

Question 2

what is an antagonist muscle

Answer 2

works opposite the agonist by extending and lengthening. Relaxes to allow the agonist to work. Often determines the speed and range of the agonist to prevent excessive movement and injury.
E.g. tricep in bicep curl

Question 3

what is a synergist/fixator/stabiliser muscle

Answer 3

the surrounding muscles that assist the agonist to maintain stability