Phase 1
Sitting in a chair with back straight look down at the right armpit.
Bilateral Shoulder girdles are in neutral
Bilateral Shoulder joints are in neutral
Bilateral Shoulder joints are in neutral
Bilateral wrist joints in neutral
Bilateral elbow joints flexed
Bilateral elbow joints flexed
Agonists
– Biceps brachii contract concentrically to flex elbow.
– Brachialis contract concentrically to flex elbow
– Brachioradialis contract concentrically to flex elbow
Phase 2
Raise your sinister arm up and place your left palm on the top of your head
Gently guide your sinister hand to bring your chin down towards your sinister underarm
Sinister shoulder girdle is rotated upward the right one is in neutral.
Agonists
Middle Trapezius contract concentrically to rotate shoulder girdle upward.
Lower Trapezius contract concentrically to rotate shoulder girdle upward.
Serratus anterior contract concentrically to rotate shoulder girdle upward.
Sinister shoulder joint is flexed
Agonists Muscles Used.
Anterior Deltoid- Contract concentrically to flex the shoulder joint
Upper Pectoralis Major- contract concentrically to flex the shoulder joint
Antagonist muscles
Teres Major
Latissimus Dorsi
Lower Pectoralis Major
Sinister wrist joint is slightly flexed, dexer wrist joint is neutral
Agonists
Flexor carpi radialis contract concentrically to flex the wrist.
Flexor carpi ulnaris contract concentrically to flex the wrist
Palmaris longus contract concentrically to flex the wrist.
Flexor digitorum superficialis contract concentrically to flex the wrist.
Flexor digitorum profundus contract concentrically to flex the wrist.
Flexor pollicis longus contract concentrically to flex the wrist
Dexter elbow is slightly flexed, sinister elbow is flexed about 120 degrees
– Biceps brachii contract concentrically to flex elbow.
– Brachialis contract concentrically to flex elbow
– Brachioradialis contract concentrically to flex elbow
Passive Contraction-Muscle Passively Lengthening
The Levator Scapulae is Contracting passively
Drill
Stand straight and try to bring your shoulders to your ears. DO NOT roll your shoulders with this exercise. Tighten the abdomen and maintain good posture. Hold the shrug on top for two seconds will help strengthen the muscle.
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