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Question 1

Elevation

-e.g. shrugging ~10cm

Answer 1

Top fibres of Trapezius
Levator Scapulae

Limited by- costoclavicular ligt, antagonist muscles

Question 2

Depression

-e.g drooping ~2cm from reg posture

Answer 2

Serratus Anterior
Pectoralis Minor
Lower fibres of Trapezius

Limited by- interclavicular ligt, intra-articular discs of joint

Question 3

Protraction

-rounding ~5cm anteriorly

Answer 3

Serratus Anterior
Pectoralis Minor

Limited by- ant sternoclavicular ligt, costoclavicular ligt

Question 4

Retraction

-bracing 2cm more than reg posture

Answer 4

Rhomboid Major/Minor
Middle fibres of Trapezius

Limited by- post sternoclavicular ligt, costoclavicular ligts

Question 5

Lateral Rotation

-arms above head

Answer 5

Upper/Lower fibres of Trapezius
Serratus Anterior

Limited by- coracocalvicular ligt (conoid part)

Question 6

Medial Rotation

-arms returning to resting position

Answer 6

Rhomboids
Pectoralis Minor
Levator Scapulae

Limited by- interclavicular ligt, sternoclavicular ligts