Axial Flashcards
1
Q
Temporalis: Origin
A
Temporal fossa
2
Q
Temporalis: Insertion
A
Coronoid process
3
Q
Temporalis: Action
A
- Elevation of the mandible
- Retraction of the mandible
4
Q
Sternocleidomastoid (SCM): Origin
A
- Top of manubrium
- Medial 1/3 of the clavicle
5
Q
Sternocleidomastoid (SCM): Insertion
A
- Mastoid process
- Lateral portion of superior nuchal line
6
Q
Sternocleidomastoid (SCM): Action
A
- Lateral flexion of head & neck to the same side
- Rotation of head & neck to the opposite side
- BL: flexion of the neck
7
Q
Trapezius: Origin
A
- External occipital protuberance
- Medial portion of superior nuchal line
- Ligamentum nuchae
- SPs C7-T12
8
Q
Trapezius: Insertion
A
- Lateral 1/3 of clavicle
- Acromion
- Spine of scapula
9
Q
Trapezius: Action
A
Upper:
- Elevate scapula
Middle:
- Retract scapula
Lower:
- Depress scapula
10
Q
Posterior Scalene: Origin
A
TVPs C6-7
11
Q
Posterior Scalene: Insertion
A
Second rib
12
Q
Posterior Scalene: Action
A
- Elevates ribs during forced inhalation
- Rotate neck to the same side
- Laterally flex neck to the same side
13
Q
Erector Spinae Group (ESG): Origin
A
Thoracolumbar aponeurosis
14
Q
Erector Spinae Group (ESG): Insertion
A
- SPs and TVPs of throracic & cervical vertebrae
- Various posterior ribs
- Mastoid process
15
Q
Erector Spinae Group (ESG): Action
A
- Lateral flexion to the same side
- BL: extend vertebral column
16
Q
Rectus Abdominis: Origin
A
- Pubic crest
- Pubic symphysis