Muscle Anatomy 16-30

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Physical Science

12th

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63 Terms

1
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What is the Origin of the Rhomboid Minor?
Spinous process of lower cervical
2
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What is the Insertion of the Rhomboid Minor?
Medial border of scapula
3
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What is the Action of the Rhomboid Minor?
Rotates and elevates scapula
4
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What is the Innervation of the Rhomboid Minor?
Dorsal Scapular Nerve
5
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What is the name of this Muscle? (A)
What is the name of this Muscle? (A)
Rhomboid Major
6
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What is the Origin of the Rhomboid Major?
Spinous Processes of upper thoracic vertebrae
7
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What is the Insertion of the Rhomboid major?
Medial Border of Scapula
8
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What is the Action of the Rhomboid Major?
Retracts, elevates, and rotates scapula
9
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What is the Innervation to the Rhomboid Major?
Dorsal Scapular nerve
10
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What is the name of this Muscle? (C)
What is the name of this Muscle? (C)
Levator Scapulae
11
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What is the Origin of the Levator Scapulae?
Transverse processes of cervical vertebrae
12
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What is the Insertion of the Levator Scapulae?
Medial border of scapula
13
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What is the Action of the Levator Scapulae?
Elevates scapula
14
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What is the Innervation of the Levator Scapulae?
Dorsal scapular and Cervical nerves
15
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What is the name of this muscle?
What is the name of this muscle?
Serratus Anterior
16
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What is the Origin of the Serratus anterior?
Anterior surfaces of upper ribs
17
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What is the Insertion of the Serratus anterior?
Medial border of scapula
18
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What is the Action of the Serratus anterior?
Protracts and rotates scapula
19
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What is the Innervation of the Serratus anterior?
Long thoracic nerve
20
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What is the name of this Muscle? (A)
What is the name of this Muscle? (A)
Pectoralis major
21
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What is the Origin of the Pectoralis major?
Clavicle, sternum, and costal cartilages of upper ribs
22
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What is the Insertion of the Pectoralis major
Intertubercular sulcus of humerus
23
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What is the Action of the Pectoralis major?
Flexes shoulder, adducts, and rotates arm medially
24
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What is the Innervation of the Pectoralis major
Pectoral nerve
25
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What is the name of this Muscle (B)?
What is the name of this Muscle (B)?
Pectoralis minor
26
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What is the origin of the Pectoralis minor?
Anterior surface of ribs 3 to 5
27
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What is the Insertion of the Pectoralis minor?
Coracoid process of scapula
28
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What is the Action of the Pectoralis minor?
Depresses and protracts scapula, elevates ribs during forceful inhalation
29
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What is the Innervation of the Pectoralis minor?
Pectoral nerve
30
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What is the name of this Muscle?
What is the name of this Muscle?
External intercostals
31
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What is the name of this Muscle?
What is the name of this Muscle?
Internal intercostals
32
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What is the name of this Muscle? (A)
What is the name of this Muscle? (A)
Diaphragm
33
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What is the name of this Muscle?
What is the name of this Muscle?
Deltoid
34
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What is the Origin of the Deltoid?
Acromion process, spine of the scapula, and the clavicle
35
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What is the Insertion of the Deltoid?
Deltoid tuberosity of humerus
36
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What are the Actions of the Deltoid?
Lateral portion abducts arm, Anterior portion flexes shoulder, Posterior portion extends shoulder
37
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What is the Innervation of the Deltoid?
Axillary nerve
38
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What is the name of this Muscle?
What is the name of this Muscle?
Latissimus Dorsi
39
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What is the Origin of the Latissimus Dorsi?
Spines of sacral, lumbar, and lower thoracic vertebraem, iliac crest, and lower ribs
40
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What is the Insertion of the Latissimus Dorsi?
Intertubercular sulcus of humerus
41
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What is the Action of the Latissimus Dorsi?
Extends shoulder and adducts and rotates arm medially
42
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What is the Innervation of the Latissimus Dorsi?
Thoracodorsal Nerve
43
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What is the name of this Muscle?
What is the name of this Muscle?
Subscapularis
44
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What is the Origin of the Subscapularis?
Anterior surface of scapula
45
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What is the Insertion of the Subscapularis?
Lesser tubercle of humerus
46
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What is the Action of the Subscapularis?
rotates arm medially
47
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What is the Innervation of the Subscapularis?
Subscapular nerve
48
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What is the name of this Muscle?
What is the name of this Muscle?
Supraspinatus
49
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What is the Origin of the Supraspinatus?
Supraspinous fossa of scapula
50
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What is the Insertion of the Supraspinatus?
Greater tubercle of humerus
51
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What is the Action of the Supraspinatus?
abducts arm
52
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What is the Innervation of the Supraspinatus?
suprascapular nerve
53
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What is the Name of this muscle?
What is the Name of this muscle?
Infraspinatus
54
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What is the Origin of the Infraspinatus?
Infraspinous fossa of scapula
55
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What is the Insertion of the Infraspinatus?
Greater tubercle of humerus
56
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What is the Action of the Infraspinatus?
rotates arm laterally
57
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What is the Innervation of the Infraspinatus?
upper and lower suprascapular nerves
58
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What is the Name of this muscle?
What is the Name of this muscle?
Teres Minor
59
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What is the Origin of the Teres Minor?
lateral border of scapula
60
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What is the Insertion of the Teres Minor?
Greater tubercle of humerus
61
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What is the Action of the Teres Minor?
rotates arm laterally
62
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What is the Innervation of the Teres Minor?
Axillary nerve
63
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What is the name of this muscle? (A)
What is the name of this muscle? (A)
Rhomboid minor