Back Flashcards

(44 cards)

1
Q

Primary curves & exaggeration

A

thoracic & sacral -> kyphosis

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2
Q

Secondary curves and exageration

A

Cervical & lumbar -> lordosis

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3
Q

Vertebral body joints

A

Secondary cartilage IV discs

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4
Q

Uncovertebral joints

A

C3-C6 uncinate processes

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5
Q

Vertebral arch joints

A

between Superior and Inferior articular processes

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6
Q

Anterior longitudinal ligament Function

A

prevents hyperextension

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7
Q

Posterior longitudinal ligament function

A

prevents hyperflexion & disc herniation

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8
Q

Ligamentum flava function

A

prevents abrupt flexion & prevents disc injury

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9
Q

Atlanto-occipital joint and ligament function

A

head flexion & extension, lateral bending

Cruciate ligament

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10
Q

Atlanto-axial joint function

A

head rotation

limited by alar ligament

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11
Q

vertebral arteries supplying the neck

A

Vertebral artery

Ascending cervial artery

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12
Q

Vertebral artery in thorax

A

P. intercostal arteries

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13
Q

Vertebral artery in abdomen

A

Subcostal artery

Lumbar artery

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14
Q

Vertebral artery in pelvis

A

Iliolumbar artery

Lateral & medial sacral arteries

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15
Q

Arterial branch to ventral and dorsal roots

A

Terminal Radicular arteries

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16
Q

Origin of IV discs & vertebral bodies

A

sclerotomes

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17
Q

Origin of Nucleus Pulposus

A

notochord

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18
Q

Origin of Neural Arch

A

Perimeter of Nerual Tube

19
Q

Origin of Ribs

A

Body Wall Mesenchyme

20
Q

Trapezius Innervation

21
Q

Lat Innervation

A

Thoracodorsal n. C6-C8 from Posterior Chord

22
Q

Levator Scapulae Innervation

A

Dorsal Scapular n. C4-C5 from Upper Trunk

Cervical n. C3-C4

23
Q

Rhomboid Major & Minor Innervation

A

Dorsal Scapular n. C4-C5 from Upper Trunk

24
Q

Serratus Posterior Superior Innervation

A

Intercostal nn. 2-5

25
Serratus Posterior Inferior Innervation
Intercostal nn. 9-11 | Subcostal nn.
26
Intrinsic back muscle groups & innervation
Splenius Erector Spinae Transversospinales P. Rami Spinal nn.
27
Function of Splenius muscle group
Lateral flexing Rotation Extension of head
28
Erector Spinae Muscles
Iliocostalis Longissimus Spinalis
29
Transversospinales Muscles & functions
Semispinales: extension & rotation Multifundus: rotation & stabilization Rotatores: propioception
30
Notable feature of C1/Atlas
no vertebral body
31
Dens process origin & function
from body of C1 | Pivot for skull
32
Synch carotid artery at...
C6 Carotid tubercle
33
C7/vertebra prominens has...
long spinous process
34
Site for injecting anesthetic in sacrum
sacral hiatus
35
Interspinous and supraspinous ligaments connect
spinous processes
36
ligamentum nuchae runs from...
occipital to cervical spinous processes
37
Intertransverse ligaments connect
adjacent transverse processes
38
Alternate pathway if IVC is blocked
Internal and external venous plexuses of Spinal veins
39
Trapezius origin-insertion
occipital, T12 - clavicle, acromion, scapula
40
Lat origin-insertion
T7-T12, ribs, iliac crest - humerus
41
Levator Scapulae origin-insertion
C1-C4 - Scapula
42
Rhomboid Minor & major origin-insertion
C7-T5 - Scapula
43
Serratus P.S. origin-insertion
C7-T3 -> Ribs
44
Serratus P.I. origin-insertion
T11-L2 -> ribs