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ANATOMY 3 > Dorsal regions > Flashcards

Dorsal regions Flashcards

1
Q

Borders of nuchal region

A

Superior: External Occipital protuberance
Lateral: line along side of mastoid process
Inferior: Vertebral prominence (C7)
Medial: vertical line from external occipital protuberance to vertebral prominence

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2
Q

Skin innervation of nuchal region

A

Lesser occipital nerve (C2/C3)
Greater occipital nerve (dorsal C2)
Tertiary occipital nerve (dorsal C3)

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3
Q

Suboccipital tringle Borders

A

lateral: obliquus capitis superior
inferior: obliquus capitis inferior
superior: rectus capitis posterior major + minor
roof: deep nuchal fascia
floor: posterior atlantooccipital membrane

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4
Q

Suboccipital triangle content

A 
Vertebral artery
Suboccipital nerve (dorsal C1)
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5
Q

Layers of nuchal region

A
  1. skin
  2. subcutaneous fat
  3. superficial nuchal fascia
  4. trapezius muscle
  5. splenius capitis muscle
  6. semispinalis capitis
  7. deep nuchal fascia
  8. suboccipital triangle
  9. posterior atlantooccipital membrane
    10 semispinalis cervicis muscle
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6
Q

Trapezius

A

O: external occipital protuberance, nuchal ligament, C1-C7 spinous process, T1-T4 spinous process, T5-t12 spinous process
I: clavicle, acromion, scapular line
I: accessory n.

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7
Q

Latissimus dorsi

A

O: scapula, 9-12 ribs, T7-T12 spinous process, iliac crest
I: crest of lesser tuberosity of humerus
I: thoracodorsal n

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8
Q

Levator scapulae

A

O: C1-C4 transverse process
I:scapula
I:dorsal scapular n

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9
Q

Rhomboid minor

A

O: C7-T1 spinous process, inf. nuchal ligament
I: scapula
I: dorsal scapular n

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10
Q

Rhomboid major

A

O:T2-T5 spinous process
I: scapula
I:dorsal scapular nerve

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11
Q

Serratus posterior superior

A

O: C7-T3 spinous process, nuchal ligament
I: 2-5 ribs
I:T1-T4 anterior spinal nerve

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12
Q

Serratus posterior inferior

A

O: T11-L2 spinous process
I: 9-12 ribs
I: intercostals T9-T12

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13
Q

Anterior intertransversarii cervicis

A

O: C2-C7 anterior tubercle
I: same
I: C1-C7 spinal n

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14
Q

Lateral intertransversarii lumborum

A

O: transverse process
I: same
I: L1-L5 spinal n

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15
Q

Levator costarum

A

longi:
O: C8-T11 transverse process
I:next rib
I:C8-T11 spinal n

brevis:
O:C8-T11 transverse process
I: next rib
I: spinal n

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16
Q

Iliocostalis

A

Lumborum:
O: sacrum, iliac crest, TLF
I: L1-L3 costal process, 6-9 ribs

Thoracic:
O: lower 6 ribs
I: upper 6 ribs

Cervicis:
O:3-6 ribs
I: transverse process C6-C4

17
Q

Longissimus

A

Thoracic:
O: sacrum, T6-T12 transverse process, L1-L5 spinous process
I: accessory, transverse process of lumbar, ribs

Cervicis:
O: T1-T6 transverse process
I: C2-C5 transverse process

Capitis:
O: C4-T4 transverse process
I: mastoid process

18
Q

Splenius

A

Cervicis:
O: T3-T6 spinous process
I: C1-C2 transverse process

Capitis:
O: nuchal ligament, C3-T6 spinous process
I: mastoid process, sup. nuchal line

19
Q

Interspinales cervicis, thoracic, lumborum

A

O-I: between spinous processes

20
Q

Posterior intertransversarii cervicis

A

O-I: C2-C7 posterior tubercles

21
Q

Medial intertransversarii lumborum

A

O-I: L1-L4 mamillary + accessory processes

22
Q

Spinalis

A

Thoracic:
O: T10-L3 spinous process
I: T8-T2 spinous process

Cervicis:
O: C6-T2 spinous process
I: C4-C2 spinous process

23
Q

Rotatores thoracic, cervicis, lumborum

A

brevis:
O:transverse process
I: spinous process above

Longi:
O: transverse process
I: spinous process 2x above

24
Q

Multifidus lumborum, thoracic, cervicis

A

O: sacrum, maxillary process, transverse process
I: spinous process 2-4x above

25
Q

Semispinalis

A

thoracic:
O: transverse process
I: T6-T12 spinous process

cervicic:
O: thoracic transverse process
I: C3-C7 spinous process

Capitis:
O: C3-T6 transverse process
I: between sup. and inf. nuchal line

26
Q

Lumbar region

A

BORDERS:
- sup: transverse line through inferior angle of scapula
- lat: vertical line along lateral border of abdomen
- inf: iliac crest
- med: vertical line between spinous processes
SKIN INNERVATION:
- dermatome innervation (dorsal cutaneous T7-L3)

27
Q

Triangle of Petit

A 
- a weak point of wall ⇒ herniation
BORDERS:
- sup: latissimus dorsi
- lat: external oblique muscle
- inf: iliac crest
- floor: internal oblique muscle
28
Q

Auscultatory triangle

A 
- absence of muscles⇒ respiratory sounds
BORDERS:
- sup: trapezius
- inf: latissimus dorsi
- lat: scapula

ANATOMY 3 (26 decks)

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