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DPT 744L > Back, Neck, Shoulder > Flashcards

Back, Neck, Shoulder Flashcards

1
Q

Trapezius

A
  • Superior nuchal line
  • Ex. occipital protub.
  • Nuchal ligament
  • SPs C7-T12
  • Clavicle
  • Acromion
  • Spine of scapula
Scapula:
-Elevation/ upward rotation 
  (upper fibers)
-Adduction (middle fibers)
-Depression (lower fibers)
  • Spinal accessory nerve (CN XI)
  • Anterior rami C3-C4
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2
Q

Rhomboid Major

A
  • SPs of T2-T5
  • Medial border of scapula from root of spine of scapula to inferior angle
  • Scapula:
    • Adduction
    • Elevation
    • Downward Rotation

-Dorsal Scapular n. (C5)

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3
Q

Rhomboid Minor

A
  • Lower Nuchal Ligament
  • SPs of C7-T1

-Root of spine of scapula

  • Scapula:
    • Adduction
    • Elevation
    • Downward Rotation

-Dorsal scapular n. (C5)

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4
Q

Levator Scapulae

A
  • TPs of C1-C4
  • superior angle of scapula
  • Elevation/ downward rotation of scapula
  • Dorsal Scapular n. (C5)
  • AR C3-C4
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5
Q

Latissimus Dorsi

A
  • SPs of T6-L5
  • Iliac Crest
  • Ribs 10-12

-Medial lip of intertubercular sulcus

  • Extension, Adduction, and Internal Rotation of Humerus
  • Downward rotation of scapula

-Thoracodorsal n. (C6-C8)

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6
Q

Serratus Posterior Superior

A
  • Nuchal Ligament
  • SPs of C7-T3
  • Ribs 2-5
  • Elevation of Ribs
  • AR of T2-T5
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7
Q

Serratus Posterior Inferior

A
  • SPs T11-L3
  • Ribs 9-12
  • Depression of ribs
  • AR of T9-T12
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8
Q

Splenius Capitis

A
  • Nuchal Ligament
  • SPs C7-T6
  • Mastoid Process
  • Occipital Bone
  • Unilateral: Lateral Flexion (same side) of neck, Rotation of head (same side)
  • Bilateral: Ext. of head and neck.

-PR of spinal nerves

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9
Q

Splenius Cervicis

A
  • Nuchal Ligament
  • SPs of C7-T6

-TPs of C1-C4

  • Unilateral: Lateral Flexion of neck (same side), Rotation of head (same side)
  • Bilateral: Ext. of head and neck.

-PR of spinal nn.

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10
Q

Erector Spinae Muscles
“I like spaghetti”

Iliocostalis
Longissimus
Spinalis

A 
-Arises by a broad tendon 
 from posterior part of iliac 
 crest
-Posterior surface of sacrum
 Sacroiliac ligaments
-Sacral and inferior lumbar 
 SPs
-Supraspinous ligament
Iliocostalis:
     -Angles of lower ribs
     -Cervical TPs
Longissimus:
     -Ribs (b/w tubercles and 
      angles)
     -Cervical/ Thoracic TPs
     -Mastoid Process 
Spinalis:
     -Upper Thoracic SPs
     -Cranium 
Unilateral: 
     - Ipsilateral Lateral 
       flexion of 
       vertebral column 
Bilateral: 
     -Extension of vertebral 
       column/ head
     -Eccentric control in   
       flexion of vertebral 
       column

-Posterior Rami of spinal nn.

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11
Q

Semispinalis mm.

  • Capitis
  • Cervicis
  • Thoracis
A

-TPs of C4-T12

  • b/w superior and inferior nuchal line of occipital bone
  • SPs of C2-T6

-Extension and CL rotation of
head, t-spine, c-spine.

-Segmentally innervated by dorsal primary rami of spinal nn.

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12
Q

Multifidus

A

-Aponeurosis of erector spinae
muscles
-Sacrum
-TPs: cervical, lumbar, thoracic

  • SPs: lumbar, thoracic, lower
    cervical.
    • spans 2-4 levels*
  • Extension and CL rotation of vertebral column
  • Lumbar stabilization

-Segmentally innervated by dorsal primary rami of spinal nn.

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13
Q

Rotatores

  • Longus
  • Brevis
A
  • TPs of C2-Sacrum
  • Near lamina immediatley above vertebra of origin
  • Extension and CL rotation of vertebral column
  • Segmentally innervated by dorsal primary rami of spinal nn.
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14
Q

Interspinalis mm.

A
  • SP above
  • SP below
  • Stabilization
  • Dorsal rami of spinal nn.
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15
Q

Intertransversarii mm.

A
  • TP above
  • TP below
  • Stabilization
  • Dorsal rami of spinal nn.
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16
Q

Levatores costarum mm.

A

-TP above
-Pass inferiolaterally and insert
on rib
-Elevates rib
-Dorsal rami of C8-T11 spinal
nn.

17
Q

Rectus Capitis Posterior Major

A
  • SP of C2
  • Occipital bone
  • Extension and ipsilateral rotation of head
  • Dorsal rami C1
18
Q

Rectus Capitis Posterior Minor

A
  • Posterior tubercle of C1
  • Occipital bone
  • Extension of head
  • Dorsal rami of C1
19
Q

Obliquus Capitis Superior

A
  • TP of C1
  • Occipital bone
  • Extension and Ipsilateral lateral flexion
  • Dorsal rami of C1
20
Q

Deltoid

A
  • Clavicle
  • Acromion
  • Spine of scapula
  • Deltoid tuberosity of the humerus
  • Flexion (anterior fibers)
  • Abduction (medial fibers)
  • Extension (posterior fibers)

-Axillary n. C5/C6

21
Q

Serratus Anterior

A
  • Upper 8 or 9 ribs
  • Medial border of scapula
  • Protraction/ upward rotation of scapula
  • anchors scapula to thoracic wall

-Long thoracic n.(C5-C7)

22
Q

Pectoralis Minor

A
  • Ribs 3-5
  • Coracoid process of scapula
  • Protraction/ Downward rotation of scapula
  • Pulls tip of shoulder down

-Medial pectoral n. (C8-T1)

23
Q

Subclavius

A
  • 1st rib
  • clavicle
  • pulls clavicle medially to stabilize sternoclavicular joint
  • Nerve to subclavius (C5/C6)
24
Q

Supraspinatus

A
  • Supraspinous fossa
  • greater tubercle of humerus
  • Abduction of humerus (first 15-degrees)
  • Suprascapular n (C5/C6)
25
Q

Infraspinatus

A
  • Infraspinous fossa
  • Greater tubercle of humerus
  • External rotation of humerus
  • Suprascapular n. (C5/C6)
26
Q

Teres Minor

A
  • lateral border of scapula
  • greater tubercle of humerus
  • external rotation of humerus
  • Axillary n. (C5/C6)
27
Q

Subscapularis

A
  • Subscapular fossa
  • lesser tubercle of humerus
  • internal rotation of humerus
  • Superior and Inferior subscapular nn. (C5/C6)
28
Q

Teres Major

A

-Inferior angle of scapula

-Medial lip of intertubercular
sulcus

  • Internal rotation of humerus
  • Lower subscapular n. (C5/C6)
29
Q

Pectoralis Major

A
  • Sternum
  • Clavicle

-Lateral lip of intertubercular
sulcus

-Adduction, Flexion, and
internal rotation of humerus

-Medial(C8-T1) and lateral (C5-
C7) pectoral nn.

30
Q

Sternocleidomastoid

A
  • Manubrium
  • Clavicle

-Mastoid process

Bilateral:
-Draws head anteriorly
-Extends neck at C0-C1
-Flexion of neck 
Unilateral: 
-CL rotation
  • Spinal accessory n. (CN XI)
  • AR C2-C3
31
Q

Platysma

A

-fascia covering deltoid and pectoralis major

  • Inferior border of manidible
  • Skin and subcutaneous tissue
  • Draws corners of mouth inferiorly, widens mouth
  • Draws skin anteriorly when clenching teeth

-Cervical branch of facial nerve (CNVII)

32
Q

Suboccipital Triangle

A

Borders:
Rectus capitis posterior major
Obliquus capitis superior
Obliquus capitis inferior

Contents:
Vertebral artery
Suboccipital nerve (C1)

33
Q

Quadranglar Space

A

Borders:

  • Subscapularis
  • Teres major
  • Surgical neck of humerus
  • long head of tricep

Content:

  • axillary nerve
  • posterior circumflex artery
34
Q

Triangular space

A

Borders:

  • teres major
  • teres minor
  • long head of tricep

Content: circumflex scapular artery

35
Q

Obliquus Capitis Inferior

A
  • SP of C2
  • TP of C1
  • Ipsilateral rotation of head
  • DR of C1

DPT 744L (5 decks)

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