Lab Exam 1: Origins/Insertions Flashcards
1
Q
Trapezius Origin
A
- Medial 1/3 of superior nuchal line
- EOP
- Nuchal ligament
- SPs of C7-T12
2
Q
Trapezius Insertion
A
- Lateral 1/3 of clavicle
- Acromion
- Scapular spine
3
Q
Trapezius Innervation
A
- Spinal accessory nerve CN XI (motor)
- C3,4 spinal nerves (pain and proprioception)
4
Q
Latissimus Dorsi Origin
A
- SPs of T7-L5
- Thoracolumbar fascia
- Iliac crest
- Inferior 3 or 4 ribs
- Inferior angle of the scapula
5
Q
Latissimus Dorsi Insertion
A
- Humerus (floor of intertubercular sulcus)
6
Q
Latissimus Dorsi Innervation
A
- Thoracodorsal nerve
7
Q
Levator Scapulae Origin
A
- Posterior tubercles of C1-4 TPs
8
Q
Levator Scapulae Insertion
A
- Medial scapular border
- Superior angle of scapula
9
Q
Levator Scapulae Innervation
A
- Dorsal scapular nerve (C4,5) – motor
- C3,4: proprioception
10
Q
Rhomboid Minor/Major Origin
A
- Nuchal ligament
- C7 – T5 SPs
11
Q
Rhomboid Minor/Major Insertion
A
- Medial scapular border
12
Q
Rhomboid Minor/Major Innervation
A
- Dorsal scapular nerve (C4,5) – motor
- C3,4: proprioception
13
Q
Serratus Posterior Superior Origin
A
- Spinous processes of C7 – T3
- Ligamentum nuchae
14
Q
Serratus Posterior Superior Insertion
A
- Ribs 2-5 (superior border)
15
Q
Serratus Posterior Superior Innervation
A
- Anterior rami T2 – T5
16
Q
Serratus Posterior Inferior Origin
A
- SPs of T11 – L2
17
Q
Serratus Posterior Inferior Insertion
A
- Lower 4 ribs (9-12 inferior borders)
18
Q
Serratus Posterior Inferior Innervation
A
- Anterior rami T9 – T12
19
Q
Splenius Capitis Origin
A
- Ligamentum nuchae
- SPs of C7 - T6
20
Q
Splenius Capitis Insertion
A
- TPs of C1 - C3
- Mastoid process
- Lateral 1/3 of superior nuchal line of occipital bone
21
Q
Splenius Capitis Innervation
A
- Dorsal rami of cervical (middle)
22
Q
Splenius Cervicis Origin
A
- SPs of T3 - T6 (SPs of C7 - T6 if including capitis)
23
Q
Splenius Cervicis Insertion
A
- TPs of C1 - C3
- Mastoid process
24
Q
Splenius Cervicis Innervation
A
- Dorsal rami of cervical nerves (middle)
25
Spinalis Origin
- Median sacral crest
- Posterior surface of sacrum
- Lumbar SPs and lower thoracic SPs
- Medial part of iliac crest
26
Spinalis Insertion
- SPs of thoracic and cervical regions
27
Spinalis Innervation
- Dorsal rami of cervical nerves (lower)
28
Longissimus Origin
- Median sacral crest
- Posterior surface of sacrum
- Lumbar SPs and lower thoracic SPs
- Medial part of iliac crest
29
Longissimus Insertion
- Between tubercles and angles of ribs
| - TPs of thoracic and cervical regions
30
Longissimus Innervation
- Dorsal rami of cervical nerves (lower)
31
Iliocostalis Origin
- Median sacral crest
- Posterior surface of sacrum
- Lumbar SPs and lower thoracic SPs
- Medial part of iliac crest
32
Iliocostalis Insertion
- Angles of lower ribs
| - TPs of cervical region
33
Iliocostalis Innervation
- Dorsal rami of cervical nerves (lower)
34
Rectus Capitis Posterior Major Origin
- SP of C2 (axis)
35
Rectus Capitis Posterior Major Insertion
- Lateral inferior nuchal line of occipital bone
36
Rectus Capitis Posterior Major Innervation
- Dorsal ramus C1
37
Rectus Capitis Posterior Minor Origin
- Posterior tubercle of C1 (atlas)
38
Rectus Capitis Posterior Minor Insertion
- Medial inferior nuchal line of occipital bone
39
Rectus Capitis Posterior Minor Innervation
- Dorsal ramus C1
40
Obliquus Capitis Superior Origin
- TP of C1 (atlas)
41
Obliquus Capitis Superior Insertion
- Between lateral aspect of superior and inferior nuchal lines of occipital bone
42
Obliquus Capitis Superior Innervation
- Dorsal ramus C1
43
Obliquus Capitis Inferior Origin
- SP of C2 (axis)
44
Obliquus Capitis Inferior Insertion
- TP of C1 (atlas)
45
Obliquus Capitis Inferior Innervation
- Dorsal ramus C1
46
Breast Cutaneous Innervation
- 2nd - 6th intercostal nerves
| - Lateral and anterior branches
47
Nipple Innervation
- Specifical the 4th intercostal nerve
| - Ventral ramus of T4
48
Pectoralis Major Origin
- Medial 1/2 of clavicle
- Anterior sternum
- Upper 6 costal cartilages
- Aponeurosis of external oblique muscle
49
Pectoralis Major Insertion
- Lateral lip of intertubercular sulcus
50
Pectoralis Major Innervation
- Lateral and medial pectoral nerves
51
Pectoralis Minor Origin
- Ribs 3-5
52
Pectoralis Minor Insertion
- Coracoid process of scapula
53
Pectoralis Minor Innervation
- Medial pectoral nerve
54
Subclavius Origin
- Rib 1
| - Costal cartilage junction
55
Subclavius Insertion
- Inferior middle 1/3 of clavicle
56
Subclavius Innervation
- Nerve to subclavius
57
Serratus Anterior Origin
- Anterior surface of medial scapular border
58
Serratus Anterior Insertion
- Lateral aspect of ribs 1-9
59
Serratus Anterior Innervation
- Long thoracic nerve
60
Subscapularis Origin
- Subscapular fossa
61
Subscapularis Insertion
- Lesser tubercle of the humerus
62
Subscapularis Innervation
- Upper and lower subscapular nerve
63
Teres Major Origin
- Inferior angle of the scapula
64
Teres Major Insertion
- Medial lip of intertubercular sulcus
65
Teres Major Innervation
- Lower subscapular nerve
66
All Intercostal Muscle Superior Attachments
- Inferior border of rib above
67
All Intercostal Muscle Inferior Attachments
- Superior border of the rib below
68
All Intercostal Muscle Innervation
- Intercostal nerves
69
Transversus Thoracis Origin
- Inner surface of sternum
70
Transversus Thoracis Insertion
- Costal cartilages of ribs 2-6
