Quiz 1: shoudler

Question 1

shoulder flexors

Answer 1

deltoid - anterior fibers
pectoralis major (clavicular fiber)
biceps brachii (short head)
coacobrachialis

Question 2

shoulder extenders

Answer 2

deltoid (posterior fibers)
latissimus dorsi
teres major
pectoralis major (sternal fibers-from a flexed position)
triceps brachii (long head)

Question 3

shoulder horizontal abductors

Answer 3

Posterior fibers of the deltoid

Question 4

shoulder horizontal adductors

Answer 4

deltoid (anterior fibers)
pectorals major (upper fibers)

Question 5

Abductors of the shoulder

Answer 5

deltoid (all fibers)
supraspinatus

Question 6

adductors of the shoulder

Answer 6

latissimus dorsi
teres major
pectoralis major (sternal head)
triceps brachii (long head)

Question 7

lateral rotators/ER muscles of the shoulder

Answer 7

infraspinatus
teres minor
posterior deltoid

Question 8

what muscles medially rotate/IR the shoulder

Answer 8

latissimus dorsi
teres major
subscapularis
pectoralis major (all fiber)
anterior deltoid

Question 9

what muscles elevate the scapula

Answer 9

trapezius (upper fibers)
lever scapula
rhomboid major and minor

Question 10

what muscles depress the scapula

Answer 10

trapezius (lower fibers)
pectoralis minor
subclavius
latissimus dorsi

Question 11

what muscles retract the scapula

Answer 11

trapezius (middle fibers)
rhomboid major
rhomboid minor

lower trap helps

Question 12

what muscles protract the scapula

Answer 12

serrates anterior
pectoralis minor

Question 13

what muscles upwardly rotate the scapula?

Answer 13

trapezius (upper and lower fibers) serrates anterior

Question 14

what muscles downwardly rotate the scapular

Answer 14

rhomboids
levator scapula
pec minor