Upper Body Muscles Flashcards

1
Q

What are the muscles of the abdomen?

A

The Rectus Abdominis and the External Oblique

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2
Q

What are the muscles of the rotator cuff?

A

Supraspinatus, Infraspinatus, Teres Minor and Subscapularis

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3
Q

What are the muscles acting on the upper limb?

A

Pectoralis Major and Latissimus Dorsi

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4
Q

What are the muscles that position the scapula?

A

Trapezius, Serratus Anterior and Pectoralis Minor

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5
Q

What are the muscles that move the humerus?

A

Deltoid, Coracobrachialis and Teres Minor

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6
Q

What are the muscles that make up the Elbow Flexors and Extensors?

A

Biceps Brachii, Brachialis and Triceps Brachii

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7
Q

Where is the origin of Rectus Abdominis?

A

The pubic crest & symphysis pubis

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8
Q

where is the insertion of Rectus Abdominis?

A

the xiphoid process & the inferior ribs

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9
Q

what is the function of the Rectus Abdominis?

A

Flexion of the trunk & bodily functions such as defecation, childbirth and expiration

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10
Q

where is the origin of the External Obliques?

A

The Lower 8 Ribs

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11
Q

where are the insertions of the External Obliques?

A

The Iliac Crest and the Linea Alba

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12
Q

What is the Linea Alba?

A

A line of connective tissue from the xiphoid process through the navel to the pubis bones

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13
Q

What is the function of the External Obliques?

A

Trunk Flexion and Rotation and compression of the abdomen

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14
Q

Where is the origin of the Pectoralis Major?

A

The Clavicle, Sternum and External Obliques

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15
Q

Where is the insertion of the Pectoralis Major?

A

The Intertubercular groove of the humerus

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16
Q

What is the function of the Pectoralis Major?

A

Internal rotation, arm adduction and flexion

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17
Q

Where is the origin of the Latissimus Dorsi?

A

T7 - T12, the Lumbar and Sacral Vertebrae, and the Iliac Crest

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18
Q

Where is the insertion of the Latissimus Dorsi?

A

The Intertubercular groove on the Humerus

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19
Q

What is the function of the Latissimus Dorsi?

A

Internal Rotation, Extension, and Adduction of the arm

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20
Q

Where is the origin of the supraspinatus?

A

The superior scapula, above the scapular spine

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21
Q

Where is the insertion of the supraspinatus?

A

The greater tubercle of the humerus

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22
Q

What is the function of the supraspinatus?

A

Adduction and Stabilization of the shoulder

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23
Q

Where is the origin of the Infraspinatus?

A

The scapula below the scapular spine

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24
Q

Where is the insertion of the Infraspinatus?

A

The greater tubercle of the humerus

25
What is the function of the Infraspinatus?
Lateral rotation and stabilization of the shoulder
26
Where is the origin of the Teres Minor?
The lateral border of the scapula
27
Where is the insertion of the Teres Minor?
The greater tubercle of the humerus
28
What is the function of the Teres Minor?
Lateral rotation and stabilization of the shoulder
29
Where is the origin of the Subscapularis
The anterior surface of the scapula
30
Where is the insertion of the Subscapularis?
The lesser tubercle of the humerus
31
What is the function of the Subscapularis?
Medial rotation and stabilization of the shoulder
32
Where is the origin of the Trapezius?
The occipital bone, cervical, and thoracic vertebrae
33
Where is the insertion of the Trapezius?
The scapular spine, acromion and clavicle
34
What is the function of the Trapezius?
Elevation, depression, adduction and retraction of the scapula
35
Where is the origin of the Serratus Anterior?
The first nine ribs
36
Where is the insertion of the Serratus Anterior?
The Medial border of the scapula
37
What is the function of the Serratus Anterior?
Upward rotation, abduction and protraction of the scapula
38
Where is the origin of the Pectoralis Minor?
The 3rd, 4th and 5th ribs
39
Where is the insertion of the Pectoralis Minor?
The Coracoid Process on the scapula
40
What is the function of the Pectoralis Minor?
Depression and Protraction of the scapula
41
Where is the origin of the Deltoid?
The scapular spine, acromion and clavicle
42
Where is the insertion of the Deltoid?
The deltoid tuberosity of the humerus
43
What is the function of the Deltoid?
Anteriorly: Flexion and medial rotation of the shoulder Laterally: abduction Posteriorly: Extension & lateral rotation of the arm
44
Where is the origin of the Coracobrachialis?
The coracoid process of the scapula
45
Where is the insertion of the Coracobrachialis?
The medial aspect of the humerus
46
What is the function of the Coracobrachialis?
Flexion and adduction of the arm
47
Where is the origin of the Teres Major?
Inferior, lateral border of the scapula
48
Where is the insertion of the Teres Major?
The Intertubercular groove of the humerus
49
What is the function of the Teres Major?
Medial rotation and adduction of the arm
50
Where is the origin of the Biceps Brachii?
Long Head: Supraglenoid Tubercle of the Scapula Short Head: Coracoid Process of the Scapula
51
Where is the insertion of the Biceps Brachii?
The Radial Tuberosity
52
What are the functions of the Biceps Brachii?
Supination and Elbow Flexion
53
Where is the origin of the Brachialis?
The distal, anterior surface of the humerus
54
Where is the insertion of the Brachialis?
The coronoid process on the Ulna
55
What is the function of the Brachialis?
Elbow Flexion
56
Where is the origin of the Triceps Brachii?
Short Head: Posterior humerus Medial Head: Posterior humerus Long Head: Infraglenoid tubercle of the scapula
57
Where is the insertion of the Triceps Brachii?
The Olecranon
58
What is the function of the Triceps Brachii?
The main arm extensor