Should Joint Muscles O. I. A. N.

Question 1

Retraction (ADD)

What 3 muscle of the Scapulothoracic Joint?

Answer 1

1. Trapezius (middle)
2. Rhomboid Minor
3. Rhomboid Major

Question 2

Trapezius (Middle)

O:

I:

N:

Answer 2

Trapezius (middle)

O: SP T1-6

I: Scap. Spine, Med. Border of Acromion

N: Spinal Accessory Nerve

Question 3

Rhomboid Minor/ Major

O:

I:

N:

Answer 3

Rhomboid Minor

O: SP C7-T1

I: Medial Border of Scapula

N: Dorsal Scapular N.

Rhomboid Major

O: SP C2-C5

I: Medial Border of Scapula

N: Dorsal Scapular N.

Question 4

Protraction (ABD)

What muscles of the scapulothoracic joint?

Answer 4

1. Serratus Anterior
2. Pectoralis Minor

Question 5

Serratus Anterior

O:

I:

N:

Answer 5

Serratus Anterior

O: Ribs 1-8

I: Anterior Medial Border of Scap

N: L. Thoracic N

Question 6

Pectoralis Minor

O:

I:

N:

Answer 6

Pectoralis Minor

O: Ribs 3-5

I: Coracoid Process

N: Pectoralis N.

Question 7

Horizontal Adduction (ADD)

What muscles from the Glenohumeral Joint?

Answer 7

1. Deltoid (Anterior)
2. Pectoralis Major

Question 8

Deltoid Anterior

O:

I:

N:

Answer 8

Deltoid (Anterior)

O: 1/3 Clavicle

I: Deltoid tuberosity of the humerus

N: Axillary N.

Question 9

Pectoralis Major

O:

I:

N:

Answer 9

Pectoralis Major

O: Ribs 1-7

I: Bicipital Groove

N: Lateral Pectoral N.

Question 10

Horizontal Abduction (ABD)

What muscles from the glenohumeral joint?

Answer 10

1. Deltoid (Posterior)

Question 11

Deltoid (Posterior)

O:

I:

N:

Answer 11

Deltoid (Posterior)

O: Spine of Scapula

I: Deltoid tuberosity of humerus

N: Axillary N

Question 12

Lateral Rotation (External)

What muscles from the glenohumeral joint?

Answer 12

1. Deltoid (Posterior)
2. Teres Minor

Question 13

Teres Minor

O:

I:

N:

Answer 13

Teres Minor

O: Medial Border of Scapula

I: Greater Tubercle

N: axillary N

Question 14

Medial Rotation (Internal)

What muscles of the glenohumeral joint?

Answer 14

1. Subscapularis
2. Pectoralis Major

Question 15

Subscapularis

O:

I:

N:

Answer 15

Subscapularis

O: Subscapular fossa

I: Lesser Tubercle

N: Subscap N.

Question 16

Scapular Depression

What muscles from the scapulothoracic joint?

Answer 16

1. Serratus Anterior
2. Pectoralis Minor

Question 17

Serratus Anterior

O:

I:

N:

Answer 17

Serratus Anterior

O: Ribs 1-8

I: Anterior Medial Border of Scapula

N: L. Thoracic N.

Question 18

Scapular Elevation

What muscles of the scapulothoracic Joint?

Answer 18

1. Levator Scapula
2. Rhomboid Major/Minor

Question 19

Levator Scapula

O:

I:

N:

Answer 19

Levator Scapula

O: TVP C1-4

I: Superior Angle of Scapula

N: Dorsal Scapular N.

Question 20

Upward Rotation

What muscles form the scapulothoracic Joint?

Answer 20

1. Trapezius (Upper/Lower)
2. Serratus Anterior

Question 21

Trapezius (Upper)

O:

I:

N:

Answer 21

Trapezius (upper)

O: Nuchal Line of the occipital bone

I: SP C1-C7

N: Spinal Accessory N.

Question 22

Trapezius (Lower)

O:

I:

N:

Answer 22

Trapezius (Lower)

O: SP T7-T12

I: Scapular Spine

N: Spinal Accessory N.

Question 23

Downward Rotation (Scapular)

What muscles of scapulothoracic joint?

Answer 23

1. Rhomboid Minor/Major
2. Levator Scapula

Question 24

Adduction (ADD)

What muscles?

Answer 24

1. Infraspinatus
2. Teres Major
3. Teres Minor

Question 25

_Teres Major_ O: I: N:

Answer 25

_Teres Major_ ## Footnote O: Lateral Border of Scapula I: Lesser Tubercle N: Subscapular N.

Question 26

_Infraspinatus_ O: I: N:

Answer 26

_Infraspinatus_ ## Footnote O: Infranspinous Fossa I: Greater Tubercle N: Subscapular N.

Question 27

_Abduction (ABD)_ What muscles?

Answer 27

1. Deltoid (All) 2. Supraspinatus

Question 28

_Deltoid (Middle)_ O: I: N:

Answer 28

_Deltoid (Middle)_ O: Acromion Process I: Deltoid tuberosity N: Axillary N.

Question 29

_Supraspinatus_ O: I: N:

Answer 29

_Supraspinatus_ O:Supraspinous Fossa I: Greater Tubercle N: Suprascapular N.

Question 30

_Flexion_ What muscles?

Answer 30

1. Biceps Brachii (Long/Short Head) 2. Coracobrachialis

Question 31

_Biceps Brachii (Long/Short Head)_ O: I: N:

Answer 31

_Biceps Brachii (Long Head)_ O: Greater Tubercle I: Radial Tuberosity N: Musculocutaneous N. _Biceps Brachii (Short Head)_ O: Coracoid Process

Question 32

_Coracobrachialis_ O: I: N:

Answer 32

_Coracobrachialis_ O: Coracoid Process I: 1/3 frontal humerus N: musculocutaneous N.