Shoulder & Arm

Front 1

1. Name?
2. Common Name?

Back 1

1. Clavicle
2. Collar Bone

Front 2

What two structures does the clavicle articulate with?

Back 2

1. Acromion of the Scapula
2. Medially with Sternum

Front 3

What are those two articulation points named?

Back 3

1. Acromioclavicular Joint (A/C Joint)
2. Sternoclavicular Joint (S/C Joint)

Front 4

What type of joint are the A/C & S/C joints?

Back 4

Synovial

Front 5

The S/C joint is the single attachment site for which two structures?

Back 5

1. Upper Appendicular Skeleton
2. Axial Skeleton

Front 6

1. Name?
2. Common Name?

Back 6

1. Scapula
2. Shoulder Blade

Front 7

Along with the clavicle, the sternum plays a vital role in what?

Back 7

Stabilization & movement of the arm.

Front 8

How many muscles attach to scapula?

Back 8

16

Front 9

The scapula glides across the posterior surface of the thorax to form which joint?

Back 9

Scapulothoracic joint (false joint)

Front 10

Name? Common Name? (pic of humerus)

Back 10

Humerus / Arm bone

Front 11

The proximal humerus articulates with the glenoid fossa to creat which joint?

Back 11

Glenohumeral joint

Front 12

Name?

Muscle attachments? (3)

Back 12

Coracoid Process

Biceps Brachii - 7 o'clock
Coracobrachialis - 7 o'clock
Pectoralis Minor - 4 o'clock

Front 13

Name?

Muscle attachments? (1)

Back 13

Superior Angle

Levator Scapula

Front 14

Name?

Muscle attachments? (3)

Back 14

Medial Border

Rhomboids
Levator Scapula
Serratus Anterior

Front 15

Name?

Muscle attachments? (1)

Back 15

Subscapular fossa

Subscapularis

Front 16

Name?

Muscle attachments? (1)

Back 16

Inferior Angle

Teres Major

Front 17

Name?

Muscle attachments? (2)

Back 17

Lateral Border

Teres Major
Teres Minor

Front 18

Name?

Muscle attachments? (1)

Back 18

Infraglenoid tubercle

Triceps Brachii

Front 19

Name?

Muscle attachments? (1)

Back 19

Supraglenoid tubercle

Biceps Brachii

Front 20

Name?

Muscle attachments? (2)

Back 20

Acromion

Deltoid
Trapezius

Front 21

Name?

Muscle attachments? (1)

Back 21

Infraspinous fossa

Infraspinatus

Front 22

Name?

Muscle attachments? (2)

Back 22

Spine of the scapula

Deltoid
Trapezius

Front 23

Name?

Muscle attachments? (1)

Back 23

Supraspinous fossa

Supraspinatus

Front 24

Name?

Muscle attachments? (1)

Back 24

Deltoid Tuberosity

Deltoid

Front 25

Name?

Muscle attachments? (1)

Back 25

Lesser tubercle of humerus

Subscapularis

Front 26

Name?

Muscle attachments? (2)

Back 26

Crest of the lesser tubercle of the humerus

Latissimus Dorsi
Teres Major

Front 27

Name?

Muscle attachments? (4)

Back 27

Greater Tubercle of the humerus

Teres Minor
Supraspinatus
Infraspinatus
Pectoralis Major

Front 28

Name?

Muscle attachments? (1)

Back 28

Crest of greater tubercle of humerus

Pectoralis Major

Front 29

Muscle?

Origin?
Insertion?

Back 29

Deltoid

O: Lateral 1/3 of clavicle-acromion-spine of scapula
I: Deltoid Tuberosity

Front 30

Muscle?

Origin?
Insertion?

Back 30

Trapezius

O: External occipital protuberance-medial portion of superior nuchal line of occiput-ligamentum nuchae & spinous processes of C7 thru T12
I: Lateral 1/3 of clavicle-acromion & spine of scapula

Front 31

Muscle?

Origin?
Insertion?

Back 31

Latissimus Dorsi

O: Spinous processes of last 6 thoracic vertebrae-last 3 or 4 ribs-thoracolumbar aponeurosis-posterior iliac crest
I: Crest of the lesser tubercle of the humerus

Front 32

Muscle?

Origin?
Insertion?

Back 32

Teres Major

O: Lateral side of inferior angle-lower half of lateral border of scapula
I: Crest of the lesser tubercle of humerus

Front 33

Muscle?

Origin?
Insertion?

Back 33

Teres Minor

O: Superior 1/2 of lateral border of scapula
I: Greater Tubercle of the humerus

Front 34

Muscle?

Origin?
Insertion?

Back 34

Supraspinatus

O: Supraspinous fossa
I: Greater tubercle of humerus

Front 35

Muscle?

Origin?
Insertion?

Back 35

Infraspinatus

O: Infraspinous fossa
I: Greater tubercle of humerus

Front 36

Muscle?

Origin?
Insertion?

Back 36

Subscapularis

O: Subscapular fossa
I: Lesser tubercle of humerus

Front 37

Muscle?

Origin?
Insertion?

Back 37

Rhomboid Major

O: Spinous processes of T2-T5
I: Medial border of scapula

Front 38

Muscle?

Origin?
Insertion?

Back 38

Rhomboid Minor

O: Spinous processes of C7-T1
I: Upper portion of medial border of scapula, across from spine of scapula

Front 39

Muscle?

Origin?
Insertion?

Back 39

Levator Scapula

O: Transverse processes of C1-C4
I: Upper region of medial border & superior angle of scapula

Front 40

Muscle?

Origin?
Insertion?

Back 40

Serratus Anterior

O: Surfaces of upper 8 or 9 ribs
I: Anterior surface of medial border of scapula

Front 41

Muscle?

Origin?
Insertion?

Back 41

Pectoralis Major

O: Medial 1/2 of clavicle, sternum, & cartilage of 1-6 ribs
I: Crest of greater tubercle of humerus

Front 42

Muscle?

Origin?
Insertion?

Back 42

Pectoralis Minor

O: 3-5 ribs
I: Coracoid process of scapula

Front 43

Muscle?

Origin?
Insertion?

Back 43

Subclavius

O: 1st rib & cartilage
I: Inferior, lateral aspect of clavicle

Front 44

Muscle?

Origin?
Insertion?

Back 44

Biceps Brachii

O: (short head) Coracoid process of scapula
(long head) Supraglenoid tubercle of scapula
I: Tuberosity of radius & aponeurosis of biceps brachii

Front 45

Muscle?

Origin?
Insertion?

Back 45

Triceps Brachii

O: (long head) Infraglenoid tubercle of scapula
(lateral head) Posterior surface of proximal 1/2 of humerus
(medial head) Posterior surface of distal 1/2 of humerus
I: Olecranon process of ulna

Front 46

Muscle?

Origin?
Insertion?

Back 46

Coracobrachialis

O: Coracoid process of scapula
I: Medial surface of mid-humeral shaft

Front 47

Structure?
Common name?

What muscles make up it's four (4) walls?

Back 47

Axilla (armpit)

LATERAL WALL -Biceps Brachii & Coracobrachialis
POSTERIOR WALL - Subscapularis & Latissimus Dorci
ANTERIOR WALL - Pectoralis Major
MEDIAL WALL - Rib cage & Serratus Anterior

Front 48

Structure?

Comprised of what two structures?

Back 48

Coracoclavicular Ligament

Comprised of two smaller ligaments: Trapezoid & Coracoid

Front 49

What are the Coracoclavicular Ligament's attachment sites and it's function?

Back 49

Stretch from coracoid process of scapula to the inferior surface of the clavicle

Provide stability for acromioclavicular joint & a strong bridge between scapula & clavicle

Front 50

Structure?

Continuation of what other structure?

Location?

Back 50

Brachial Artery

Continuation of axillary artery.

Runs between briceps & triceps brachii.

Front 51

What two locations can the Brachial artery's pulse be found?

Back 51

Pulse can be felt between the biceps & triceps brachii muscles on medial side of arm.

Before branches off to radial & ulnar arteries, pulse can be found at elbow just medial to biceps brachii tendon.

Front 52

The three bones that make up the shoulder are the....?

Back 52

1. Clavicle
2. Scapula
3. Humerus

Front 53

The acromioclavicular and sternoclavicular are what types of joints?

Back 53

Synovial

Front 54

The single attachment between the axial and the upper appendicular skeletons is the what joint?

Back 54

sternoclavicular joint

Front 55

The humerus and scapula form which joint?

Back 55

Glenohumeral joint

Front 56

A great base mark for locating other bony landmarks of the shoulder is the...?

Back 56

Spine of the scapula

Front 57

A "winged scapula" often indicates weakness in which muscle?

Back 57

serratus anterior

Front 58

The superior angle of the scapula serves as an attachment site for the____(1)____ muscle and is deep to the ____(2)_______ muscle

Back 58

(1)- levator scapula, (2) trapezius

Front 59

When accessing the lateral border of the scapula, through which two muscle bellies will you have to palpate?

Back 59

teres major and minor

Front 60

The three scapular fossae contain which three muscles?

Back 60

infraspinatus, supraspinatus, and subscapularis

Front 61

The infraspinous fossa can be isolated by setting your fingers on which three bony landmarks?

Back 61

spine of scapula, medial border, and lateral border

Front 62

The acromion serves as an attachment site for which two muscles?

Back 62

Trapezius, Deltoid

Front 63

The coracoid process is often located in which groove?

Back 63

deltopectoral

Front 64

What are the four muscles that attach to the greater tubercle of the humerus?

Back 64

supraspinatus, infraspinatus, teres minor, and the pectorals major

Front 65

Within in the inter tubercular groove lies the tendon on which muscles?

Back 65

long head of the biceps brachii

Front 66

How many muscles attach to the scapula? Try naming all of them.

Back 66

16

1.trapezius
2.levitator scapula
3.supraspinatus
4.infraspinatus
5.subscapularis
6.teres minor
7.teres major
8.rhomboid major
9.rhomboid minor
10.biceps brachii
11.triceps brachii
12.coracobrachialis
13.pectorals minor
14.omohyoid
15.deltoid
16.serratus anterior.

Front 67

The origin of the deltoid is identical to the insertion of which muscle?

Back 67

Trapezius

Front 68

The actions of the deltoid's anterior and posterior fibers make it an what to itself?

Back 68

antagonist

Front 69

The upper fibers of the trapezius elevate the scapula, so the lower fibers must do what to the scapula?

Back 69

depress

Front 70

BIlateral contraction of the upper fibers of the trapezius will create what movement of the head and neck?

Back 70

extension

Front 71

The four rotator cuff muscles encompass and stabilize which joint?

Back 71

glenohumeral joint

Front 72

The only rotator cuff muscle not involved with rotation of the shoulder is the.....?

Back 72

supraspinatus

Front 73

The dense quality of the infraspinatus is due to its.......?

Back 73

thick, layered fascia

Front 74

The subscapularis is sandwiched between which fossa and which muscle?

Back 74

subscapular fossa, serratus anterior

Front 75

If you follow fibers of the infraspinatus laterally, they converge underneath which muscle?

Back 75

deltoid

Front 76

The subscapularis tendon can be located between the two tendons of which muscle?

Back 76

Biceps brachii

Front 77

In which two directions do you want to move from the coracoid process to locate the subcapularis tendon?

Back 77

inferior and lateral

Front 78

The rhomboids are deep to the____(1)____ muscle and superficial to the ______(2)______ muscles

Back 78

Trapezius , erector spinae muscles

Front 79

Can you name two actions in which the rhomboids and trapezius are synergists and one action in which they are antagonists?

Back 79

adduct or elevate the scapula are two synergistic actions; the trapezius upwardly rotates the scapula, while the rhomboids downwardly rotate it.

Front 80

The levator scapula is situated between which two muscles on the lateral side of the neck?

Back 80

splenius capitis, posterior scalene

Front 81

The serratus anterior abducts the scapula, making it a direct antagonist to the.....?

Back 81

rhomboids

Front 82

Most of the serratus anterior is deep tp the scapula and which two muscles?

Back 82

latissimus dorsi or pectorals major

Front 83

The pectorals major is divided into three segments: (1) (2) (3)

Back 83

clavicular, sternal and costal

Front 84

If you follow the fibers of the pectoralis major laterally, they blend with the fibers of which muscle?

Back 84

deltoid

Front 85

The pectoralis minor has the potential to create neuromuscular compression on which three vessels?

Back 85

Brachial plexus, axillary artery and vein

Front 86

Which head of the biceps brachii passes through the intertubercular groove?

Back 86

long head

Front 87

As you follow the biceps brachii belly proximally, it becomes deep to which muscle?

Back 87

deltoid (anterior fibers)

Front 88

The thin sheet of fascia extending from the distal biceps brachii tendon is called?

Back 88

Bicipital aponeurosis

Front 89

The long head of the triceps brachii weaves between which two muscles before attaching at the infraglenoid tubercle?

Back 89

teres major and minor

Front 90

To outline the distal tendon of the triceps brachii, which bony landmark do you want to locate?

Back 90

olecranon process

Front 91

In anatomical position, the coracobrachialis is deep to which two muscles?

Back 91

pectoralis major and anterior deltoid

Front 92

The brachial artery can be located on the medial side of the arm between which two muscles?

Back 92

biceps brachii and triceps brachii

Front 93

What muscle am I?

Back 93

Deltoid

Front 94

What muscle am I?

Back 94

Trapezius

Front 95

What muscle am I?

Back 95

Latissimus Dorsi

Front 96

What muscle am I?

Back 96

Teres Major

Front 97

What muscle am I?

Back 97

Teres Minor

Front 98

What muscle am I?

Back 98

Supraspinatus

Front 99

What muscle am I?

Back 99

Infraspinatus

Front 100

What muscle am I?

Back 100

Subscapularis

Front 101

What muscle am I?

Back 101

Rhomboid Major

Front 102

What muscle am I?

Back 102

Rhomboid Minor

Front 103

What muscle am I?

Back 103

Levator Scapula

Front 104

What muscle am I?

Back 104

Serratus Anterior

Front 105

What muscle am I?

Back 105

Pectoralis Major

Front 106

What muscle am I?

Back 106

Pectoralis Minor

Front 107

What muscle am I?

Back 107

Subclavius

Front 108

What muscle am I?

Back 108

Biceps Brachii

Front 109

What muscle am I?

Back 109

Triceps Brachii

Front 110

What muscle am I?

Back 110

Coracobrachialis