Question

What 10 main muscles are used when swinging a bat? Also indicate if the muscle is flexed, abducted, adducted, extended,etc. during the swinging a bat.

Answer 1

IN LOADING PHASE

muscle that adduct left arm

1. .1 pectoralis major
2. 2 coracobrachialis
3. 3 teres major
4. 4 lattisimus dorsi

muscle strecthed of left arm

1. .1 rhomboids
2. 2.middle fibre of trapezius
3. .posterior deltoid
4. 4teres minor
5. 5 infra sinatus

muscle abduct right arm

1. upper fibre of trapezius
2. supraspinatus
3. middle deltoid

muscle strecthed of right arm

1. pectoralis major
2. serratus anterior
3. teres major
4. latissmus dorsi

lateral spine rotator

1. external abdominal oblique
2. multifidus spine
3. rotatores spine

hip extensor muscle

1. gluteus maximus
2. biceps femoralis

knee extensor muscle

1. rectus femoris
2. vastus

• letralis
• medius
• intermediatus

elbow pronator

1. pronator teres
2. pronator quadratus