spine Flashcards

1
Q

large vertebra body

A

lumber vertebra

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2
Q

bifid spinous process

A

cervical vertebra

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3
Q

Facets orientation 30-45 degrees

A

cervical vertebra

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4
Q

vertical oriented facet

A

thoracic vertebra

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5
Q

largest vertebral foramen

A

cervical vertebra

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6
Q

joints of Von Luscka

A

cervical vertebra

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7
Q

long posterior spinous process

A

thoracic vertebra

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8
Q

protection

A

thoracic vertebra

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9
Q

mobility

A

cervical vertebra

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10
Q

accepting weight load and transfer

A

lumber vertebra

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11
Q

what part of the spine is most stable

A

thoracic vertebra

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12
Q

vertical disc fibers

A

cervical vertebra

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13
Q

fryettes law one of coupled T/L motion

A

when the spine is in a neutral position side bending and rotation will occur in opposite directions

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14
Q

Fryettes law two of coupled T/L motion

A

when a spine is in a non-neutral positioning side bending and rotation will occur in the same directions

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15
Q

fryettes law 3 of coupled T/L motion

A

when motions of the spine are coupled, the first planer motion will be the strongest and they will progressively decrease as each additional motion is added on.

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16
Q

lumbar / thoracic facet in side flexion R

A

right closes and the left opens

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17
Q

lumber/thoracic facet in side flexion L

A

left closes and right opens

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18
Q

lumber/thoracic flexion

A

both open

19
Q

lumber/thoracic extension

A

both close

20
Q

lumber/thoracic rotation to the right

A

right opens/ left closes

21
Q

lumber/thoracic rotation to the left

A

left opens/ right closes

22
Q

cervical side flexion to the Right and rotation to the right

A

right closes, left opens

23
Q

cervical side flexion and rotation to the left

A

left closes, right opens

24
Q

cervical flexion

A

both open

25
Q

cervical extension

A

both close

26
Q

components of the discs

A

annulus fibrosus= resist torsion
Nucleus pulposus= water like and resists compression

27
Q

anterior chain muscles of the spine

A

longus colli and psoas

28
Q

posterior chain muscles of the spine

A

paraspinals, gluts, and hamstrings

29
Q

the movers muscles of the spine

A

erector spine, rectus abdominus, obliques, glut max, hamstrings

30
Q

the stabilizers of the spine

A

multifidus, rotators, pelvic floor, diaphragm, Transverse abdominals

31
Q

purpose of the pelvic ring

A

protection of the pelvic elements
Males generate more force through there pelvic because they have a greater surface area from the triangular shape of their sacrum

32
Q

C1 on C2 function

A

-support the head on the spine
encases and protects neural elements
-allows for quick motions and -reflective balance and righting reactions

33
Q

C1

A

has no vertebral body

34
Q

C2

A

-Peg-like dens projects superiorly from the body into the ring of C1
-Dens is anterior superior to the spinal core and is where rotation of the head occurs

35
Q

occipital-atlanto (OA) joint

A

altas (C1) and the occipital condyles; where nodding of the head occurs

36
Q

Atanto-Axial (AA) joint

A

3 total articulations
- inferior and superior facets of C1 and C2
- dens and anterior arch in the middle
- where head roation occurs

37
Q

tectorial membrane

A

continuation of the posterior longitudinal ligament, passes over AA and attaches to the floor of the cranial cavity

38
Q

alar ligament

A

V shape ligament that connects the Dens to the occiput

39
Q

cruciate ligament of the atlas

A

band aid over the dens and connects dens to C1

40
Q

head forward position

A

with every inch the head moves forward is equivalent to an extra 100% of the weight of the head

41
Q

the thoracic spine rule

A

T1-T3- same level
T4-T6- 1/2 level below
T-T9- Full level below
T10- Full level below
T11- 1/2 a level below
T12- same level

42
Q

posterior longitudial ligament

A

-posterior to vertebra and discs inside of the spinal canal
-becomes thin and weak across the lower lumber segments
biomechanically associated with increased disc herniation at L4 and L%

43
Q

spinal segment

A

the adjacent halves of two vertebra, the disc, contents of the vertebral and intervertebral foramen, the facets, associated ligaments, and associated muscle, fascia, and integument innervated by the spinal nerve

44
Q
A