New muscles Flashcards
What is an agonist?
Muscle that contracts, primer mover bicep
What is an antagonist?
Muscle that works in opposition, lengthens -tricep
What is a fixator?
Keeps other muscles in position for desired movement to take place. for bicep curl, shoulder and wrist
What is the transverse abdominis?
Core stabilsier
What is the anatogonist muscle action?
Switch over with agonist and antagonist
What type of joint is th shoulder joint?
Ball and socket
What ar the movements for shoulder?
Flexion- anterior deltoid (front)
Extension- Posterior deltoid (back)
abduction- middle deltoid
adduction- latissimus dorsi (bringing it back to side)
lateral rotation- teres minor (contracting away from body)
Medial rotation- subscapularis
horizontal adduction- pectorals major
horizontal abduction extenson- posterior deltoid
What type of joint is the elbow joint?
Hinge joint
What are the movements for the elbow?
Flexion- biceps brachii
extension- triceps brachii
What type of joint is the wrist joint?
Hinge
What movements are for the wrist joint?
Flexion- wrist flexors )palm of hand)
etxension- wrist extensors
What type of joint is the hip joint?
Ball and socket
What type of movements are for the hip joint?
Flexion- lliopsoas (swings hip joint forward) extension- gluteus maximus abduction- gluteus medius adduction- adductor longus lateral rotation- gluteus maximus medial rotation- gluteus medius
What type of joint is the knee?
Hinge
What are the movements like for the knee?
Flexion- hamstring, bicep femoris
extension- quadriceps- rectus femoris
