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Control and movement term 2 > muscles of the back > Flashcards

muscles of the back Flashcards

1
Q

Name the superficial extrinsic back muscles

A

Rhomboid major/ minor
levator scapulae
trapezius
latissimus dorsi

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2
Q

Name the intermediate extrinsic back muscles

A

Serratus posterior superior

Serratus posterior inferior

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3
Q

Attachments of levator scapulae

A

transverse processes of C1-C4

medial border of scapula

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4
Q

Attachments of rhomboid major

A

spinous processes of T2-5

medial border of scapula

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5
Q

Attachments of rhomboid minor

A

Nuchal ligament and spinous processes of C7/T1

medial border of scapula medial to scapular spine

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6
Q

Attachments of latissimus dorsi

A

spinous processes of T7-12, iliac crest, thoracolumbar fascia and ribs 3-4
intertubercular sulcus

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7
Q

Attachments of trapezius

A

external occipital protuberance, nuchal ligament, spinous processse of C7-T12,
lateral 1/3 clavicle and acromion and spine of scapula

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8
Q

Nerve supply of levator scapulae

A

dorsal scapular (C4,C5)

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9
Q

Nerve supply of rhomboid major and minor

A

dorsal scapular (C4,C5)

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10
Q

Nerve supply of latissimus dorsi

A

Thoracodorsal (C6-8)

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11
Q

Nerve supply of trapezius

A

Accessory (CNXI)

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12
Q

Attachments of serratus posterior superior

A

nuchal ligament, spinous processes C7-T3

superior border of ribs 2-4

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13
Q

Attachments of serratus posterior inferior

A

spinous processes of T11-L2

Inferior border of ribs 8-12

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14
Q

nerve supply of serratus posterior superior/ inferior

A

intercostal nerves (2-5,9-12)

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15
Q

Name the superficial intrinsic back muscles

A

Splenius Capitus

splenius cervicis

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16
Q

Name the intermediate intrinsic back muscles

A

spinalis
Longissimus
iliocostalis
together known as erector spinae muscles

17
Q

Name the deep intrinsic back muscles

A

semispinales
multifidis
rotares

18
Q

Attachments of splenius capitus

A

nuchal ligament/ spinous processes of C7-T3/4

mastoif process of temporal bone, lateral third of superior nuchal line of occipital bone

19
Q

Attachments of splenius cervicis

A

nuchal ligament/ spinous processes of C7-T3/4

tubercles of transverse processes of C1-C3/4

20
Q

Actions of the splenius muscles

A

Extend head and neck

21
Q

What do the erector spinae muscles do

A

extend vertebral column

22
Q

What are the general attachments of the deep intrinsic muscles

A

from transverse processes to superior spinous processes

Control and movement term 2 (14 decks)

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