anat_1511_exam_1_20140827161822 Flashcards
(120 cards)
1
Q
Trapezius Origin
A
Superior nuchal linespinous processes of C7-T12external occipital protuberancenuchal ligament
2
Q
Trapezius Insertion
A
Spine & acromion of scapulalateral third of clavicle
3
Q
Trapezius action
A
ElevatesRetractsDepresses or upward rotation of scapula
4
Q
Trapezius innervation
A
Accessory nerve (cranial nerve XI)
5
Q
Latissimus Dorsi origin
A
Spinous pr. of T7-T12thoracolumbar fasciailiac crest
6
Q
Latissimus Dorsi insertion
A
Humerus (intertubercular sulcus)
7
Q
Latissimus Dorsi action
A
ExtendsAdductsmedially rotates arm
8
Q
Latissimus Dorsi innervation
A
Thoracodorsal nerve
9
Q
Levator Scapulae origin
A
Transverse processes of C1-C4
10
Q
Levator Scapulae insertion
A
Upper medial border of scapula
11
Q
Levator Scapulae action
A
Elevates scapula downward rotates glenoid fossa
12
Q
Levator Scapulae innervation
A
Dorsal scapular nerve
13
Q
Romboid Minor origin
A
C7 and T1 spinous processes
14
Q
Romboid Minor insertion
A
Medial border of scapula
15
Q
Romboid Minor action
A
Retracts scapuladownward rotates glenoid fossa
16
Q
Romboid Minor innervation
A
Dorsal scapular nerve
17
Q
Rhomboid Major origin
A
T2-T5 spinous processes
18
Q
Rhomboid Major insertion
A
Medial border of scapula
19
Q
Rhomboid Major action
A
Retracts scapuladownward rotates glenoid fossa
20
Q
Rhomboid Major innervation
A
Dorsal scapular nerve
21
Q
Splenius Capitis origin
A
Spinous processes of C7-T4nuchal ligament
22
Q
Splenius Capitis insertion
A
Mastoid pr. and sup. nuchal line (Splenius capitus)Transverse processes of C1-C4 (Splenius cervicis)
23
Q
Splenius Capitis action
A
Bilateral contraction –extend head/neckUnilateral: ipsilateral lateral flexion and rotation of the head
24
Q
Splenius Capitis innervation
A
Posterior rami
25
Splenius Cervicis origin
Spinous processes of T3 – T6
26
Splenius Cervicis insertion
Transverse processes of C1-C2
27
Splenius Cervicis action
Bilateral: Extends cervical spine and headUnilateral: ipsilateral lateral flexion and rotation of the head
28
Splenius Cervicis innervation
Posterior Rami
29
Iliocostalis origin
Broad tendon from iliac crest and sacrum, spinous processes of sacral and lumbarvertebrae
30
Iliocostalis insertion
Ribs and transverse processes of cervical vertebrae
31
Iliocostalis action
Unilateral: lateral flexion of vertebral column Bilateral: extension of head and vertebralcolumn
32
Iliocostalis innervation
Posterior rami
33
Longissimus origin
Broad tendon from iliac crest and sacrum, spinous processes of sacral and lumbarvertebrae
34
Longissimus insertion
Ribs and transverse processes of thoracic and cervical vertebraemastoid process
35
Longissimus action
Unilateral: lateral flexion of vertebral column Bilateral: extension of head and vertebralcolumn
36
Longissimus innervation
Posterior rami
37
Spinalis origin
Broad tendon from iliac crest and sacrum, spinous processes of sacral and lumbarvertebrae
38
Spinalis insertion
Spinous processes of upper thoracic vertebrae
39
Spinalis action
Unilateral: lateral flexion of vertebral column Bilateral: extension of head and vertebralcolumn
40
Spinalis innervation
Posterior rami
41
Semispinalis Thoracis origin
Transverse processes ofT6-T12
42
Semispinalis Thoracis insertion
Spinous processes of C6-T4
43
Semispinalis Thoracis action
Bilateral: Extends thoracis and cervical spines and headUnilateral: Contralateral rotation. Bends head
44
Semispinalis Thoracis innervation
Posterior Rami
45
Semispinalis Cervicis origin
Transverse processes of T1-T6
46
Semispinalis Cervicis insertion
Spinous Process of C2-C5
47
Semispinalis Cervicis action
Extends thoracis and cervical spines and headUnilateral: Contralateral rotation. Bends head
48
Semispinalis Cervicis innervation
Posterior Rami
49
Semispinalis Capitis origin
Transverse Processes of C4-T7
50
Semispinalis Capitis insertion
Occipital boneSuperior and inferior nuchal lines
51
Semispinalis Capitis action
Extends thoracis and cervical spines and headUnilateral: Contralateral rotation. Bends head
52
Semispinalis Capitis innervation
Posterior Rami
53
Multifidus origin
Transverse processes
54
Multifidus insertion
Spinous processesSkipping two to four vertebrae
55
Multifidus action
Bilateral –extends vertebralcolumn and head Unilateral –contralateral rotation of vert. column and head
56
Multifidus innervation
Posterior rami
57
Rotatores origin
Transverseprocesses
58
Rotatores insertion
Spinous ProcessesSkipping one vertebrae
59
Rotatores action
Bilateral: Extends thoracic spineUnilateral: Rotates spine to opposite side
60
Rotatores innervation
Posterior Rami
61
Levator Costarum origin
Transverse Processes of C7-T11
62
Levator Costarum insertion
Costal angle of ribs
63
Levator Costarum action
Bilateral: Extends thoracic spineUnilateral: Bends thoracic spine to same side, rotates to opposite side
64
Levator Costarum innervation
Posterior Rami
65
Intertransverse origin
Between adjacent transverse processes of vertebrae
66
Intertransverse insertion
Between adjacent transverse processes of vertebrae
67
Intertransverse action
Assist in lateral flection of vertebral column
68
Intertransverse innervation
Dorsal rami
69
Interspinales origin
Spinous process
70
Interspinales insertion
Adjacent spinous process
71
Interspinales action
Aid in extension of vertebral column
72
Interspinales innervation
Posterior Rami
73
Rectus Capitis Posterior Minor origin
Tubercle of posterior arch of atlas
74
Rectus Capitis Posterior Minor insertion
Median inferior nuchal line
75
Rectus Capitis Posterior Minor action
Extends head
76
Rectus Capitis Posterior Minor innervation
Suboccipital nerve
77
Rectus Capitis Posterior Major origin
Spine of axis
78
Rectus Capitis Posterior Major insertion
Lateral nuchal line
79
Rectus Capitis Posterior Major action
Extends and rotates head to same side
80
Rectus Capitis Posterior Major innervation
Suboccipital nerve
81
Obliquus Capitis Superior origin
Transverse processes of atlas
82
Obliquus Capitis Superior insertion
Occipital bone
83
Obliquus Capitis Superior action
Extends and bends head laterally
84
Obliquus Capitis Superior innervation
Suboccipital nerve
85
Obliquus Capitis Inferior origin
Spine of axis
86
Obliquus Capitis Inferior insertion
Transverse process of atlas
87
Obliquus Capitis Inferior action
Rotates atlas to turn face to same side
88
Obliquus Capitis Inferior innervation
Suboccipital nerve
89
Serratus Anterior origin
Lateral surfaces of upper 8-9 ribs
90
Serratus Anterior insertion
Costal surface of medial border of scapula
91
Serratus Anterior action
Protracts and rotates scapula and holds it against thoracic wall
92
Serratus Anterior innervation
Long thoracic nerve
93
Serratus Posterior Superior origin
Ligamentum nuchae, spinous processes of C7-T3
94
Serratus Posterior Superior insertion
Superior aspect of ribs 2-4
95
Serratus Posterior Superior action
Elevates ribs
96
Serratus Posterior Superior innervation
Ventral rami of upper thoracic nerve
97
Serratus Posterior Inferior origin
Spinous processes of T11-L2
98
Serratus Posterior Inferior insertion
Inferior aspect of ribs 9-12
99
Serratus Posterior Inferior action
Depresses ribs
100
Serratus Posterior Inferior innervation
Ventral rami of lower thoracic nerves
101
Supraspinatus origin
Supraspinous fossa of scapula and deep fascia
102
Supraspinatus insertion
Superior facet of greater tubercle of humerus
103
Supraspinatus action
Arm abduction, acts with rotator cuff muscle
104
Supraspinatus innervation
Suprascapular nerve
105
Infraspinatus origin
Infraspinous fossa of scapula and deep fascia
106
Infraspinatus insertion
Middle facet of greater tubercle of humerus
107
Infraspinatus action
Lateral rotation of arm
108
Infraspinatus innervation
Suprascapular nerve
109
Teres Minor origin
Upper 2/3 of posterior surface of lateral border of scapula
110
Teres Minor insertion
Inferior facet of greater tubercle of humerus
111
Teres Minor action
Laterally rotates arm
112
Teres Minor innervation
Axillary nerve
113
Subscapularis origin
Subscapular fossa
114
Subscapularis insertion
Lesser tubercle of humerus
115
Subscapularis action
Medially rotates arm at shoulder and adducts it
116
Subscapularis innervation
Subscapular nerve
117
Deltoid origin
Lateral third of anterior claviclelateral acromiumInferior edge of spine of scapula
118
Deltoid insertion
Deltoid tuberosity of humerus
119
Deltoid action
Clavicular part: flexes and medially rotates armAcromial part: abducts arm Spinal part: extends and laterally rotates arm
120
Deltoid innervation
Axillary nerve
