GA Lab Practical 1 Flashcards

(51 cards)

1
Q

Trapezius M.

Attachments

A

Medial: Superior nuchal line, external occipital protuberance, ligamentum nuchal, spinous process C7-T12

Distal: Lateral 1/3 of the clavicle, acromion, spine of scapula

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2
Q

Trapezius

Action

A

Upper: Rotates, elevates
Middle: retracts
Lower: depresses scapula

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3
Q

Trapezius

Innervation

A

Motor: Spinal accessory n.
Proprioception: C3-4

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4
Q

Levator Scapulae M.

Attachments

A

Medial: Transverse Process C1-C4
Distal: Superior angle of scapula

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5
Q

Levator Scapulae M.

Innervation

A

Dorsal scapular n.

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6
Q

Latissimus Dorsi M.

Attachments

A

Medial: Spinous process T7-L5, thoracolumbar fascia, sacrum, iliac crest, ribs 10-12
Lateral: Floor of intertubercular sulcus of humerus/bicipital groove

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7
Q

Latissimus Dorsi

Action

A

Extends, adduct, and medially rotates humerus (IR)

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8
Q

Latissimus Dorsi M.

Innervation

A

Thoracodorsal n.

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9
Q

Levator Scapulae M.

Action

A

Elevates and rotates scapula inferiorly

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10
Q

Rhomboid Major M.

Attachments

A

Medial: Spinous process T2-T5
Lateral: Medial boarder of scapular below spine

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11
Q

Rhomboid Major M.

Action

A

Retracts and inferiorly rotates scapula

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12
Q

Rhomboid Major M.

Innervation

A

Dorsal scapular n.

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13
Q

Rhomboid Minor M.

Attachment

A

Medial: Ligamentum nuchae, spinous process C7-T1
Lateral: Medial border of scapula at spine

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14
Q

Rhomboid Minor M.

Action

A

Retracts and inferiorly rotates scapula

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15
Q

Rhomboid Minor M.

Innervation

A

Dorsal scapular n.

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16
Q

Serratus Posterior Superior M.

Attachments

A

Medial: Spinous process C7-T3
Distal: Superior border of ribs 2-5, lateral to their angels

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17
Q

Serratus Posterior Superior M.

Action

A

Elevates ribs 2-5

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18
Q

Serratus Posterior Inferior M.

Attachments

A

Medial: Spinous process T11-L2
Lateral: Inferior border of robs 9-12, lateral to their angles

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19
Q

Serratus Posterior Inferior M.

Action

A

Depresses ribs 9-12

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20
Q

Serratus Anterior M.

Attachments

A

Medial: Anterior surface of the medial border of the scapula
Lateral: Ribs 1-9 lateral parts

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21
Q

Serratus Anterior M.

Action

A

Protracts and rotates the scapula, holds it against the thoracic wall

22
Q

Splenius Capitis M.

Attachments

A

Inferior: Ligamentum nuchae, Spinous process C7-T4
Superior: mastoid process, lateral 1/3 of superior nuchal line

23
Q

Splenius Capitis M.

Action

A

Unilateral: laterally flexes and rotates head or neck to same side

Bilateral: extends head and neck

24
Q

Splenius Cervicis M.

Attachment

A

Inferior: Spinous process T3-T6
Superior: Transverse Process C1-C3

25
Splenius Cervicis M. | Action
Unilateral: laterally flexes and rotates head/neck to same side Bilateral: extends head and neck
26
Semispinalis Capitis M. | Attachments
Inferior: Transverse Process C6-T6/7, Articular Process C4-C6 Superior: Between superior and inferior nuchae lines of the occipital bone medially
27
Semispinalis Capitis M. | Action
Unilateral: extends and laterally rotates head to opposite side Bilateral: extends head
28
Semispinalis Cervicis M. | Attachments
Inferior: Transverse process T1-T5/6 Superior: Spinous Process C2-C5
29
Semispinalis Cervicis M. | Action
Unilateral: expense and laterally rotates neck to opposite side Bilateral: extends neck
30
Spinalis M. | Attachments
Inferior: Median sacral crest, posterior sacrum, spinous process of lumbar and lower thoracic, medial part of iliac crest Superior: Spinous process of thoracic and cervical
31
Spinalis M. | Action
Unilateral: laterally flexes spine to same side Bilateral: extends spine and head, stabilize
32
Longissimus M. | Attachment
Inferior: Median sacral crest, posterior surface sacrum, spinous process of lumbar and lower thoracic, medial part of Lilian crest Superior: Between tubercles and angles of ribs and transverse process of thoracic and cervical
33
Longissimus M. | Action
Unilateral: Laterally flexes spine to same side Bilateral: extends spine and head, stabilize
34
Iliocostalis M. | Attachment
Inferior: Median sacral crest, posterior surface sacrum, spinous process of lumbar and lower thoracic, medial iliac crest Superior: Angles of lower ribs and transverse process of cervical
35
Iliocostalis M. | Action
Unilateral: laterally flexes spine to same side Bilateral: extends spine and head, and stabilize
36
Rectus Capitis Posterior Major m. | Attachments
Medial: Spinous process of C2 (axis) Distal: Lateral inferior nuchal line of occipital bone
37
Rectus Capitis Posterior Minor M. | Action
Extends and rotates face to same side
38
Rectus Capitis Posterior Minor M. | Attachment
Medial: Posterior tubercles of C1 (atlas) Distal: Medial inferior nuchal line of occipital bone
39
Rectus Capitis Posterior Minor M. | Action
Extends head
40
Obliques Capitis Superior M. | Attachments
Inferior: transverse process of C1 (atlas) Superior: Between lateral aspect of superior and inferior nuchal lines of occipital pone
41
Obliquus Capitis Inferior M. | Attachments
Medial: spinous process of C2 (axis) Distal: Transverse process of C1 (atlas)
42
Obliquus Capitis Inferior M. | Action
Rotates face to same side
43
Sternocleidomastoid M. | Attachments
Superior: Mastoid process, lateral half of superior nuchal line Inferior: Anterior surface of manubrium of sternum (sternal head), superior surface of medial 1/3 of clavicle (clavicular head0
44
Sternocleidomastoid M. | Action
Unilateral: Laterally flexes head and rotates face to opposite side Bilateral: Extends head
45
Sternocleidomastoid M. | Innervation
Spinal accessory n. (CN IX)
46
Anterior Scalene M. | Attachments
Superior: Transverse process of C2-C7 Inferior: First rib
47
Anterior Scalene M. | Action
Flexes neck, elevates first rib during inspiration
48
Middle Scalene M. | Attachments
Superior: Posterior tubercle of transverse process of C2-C7 Inferior: First rib
49
Middle Scalene M. | Action
Flexes neck, elevates first rib during inspiration
50
Posterior Scalene M. | Attachment
Superior: posterior tubercle of transverse process of C4-C6 Inferior: Second Rib
51
Posterior Scalene M. | Action
Flexes neck laterally, elevates second rib during inspiration