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Biomechanics > Spine > Flashcards

Spine Flashcards

1
Q

Transversocostal Group: Functions

A

Rotate to SAME side
Trunk Extension
Lateral Flexion

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2
Q

Transversocostal Group: Functions

A

Rotate to SAME side
Trunk Extension
Lateral Flexion

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3
Q
A
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4
Q

Transversospinal Group: Muscles

A

Semispinalis Groups
Multifidus
Quadratus Lumborum

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5
Q

Types of Vertebrae

A

Cervical (7)
Thoracic (12)
Lumbar (5)

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6
Q

Transversospinal Group: Function

A

Rotate to OPPOSITE side
Trunk Extension
Lateral Flexion

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7
Q

Transversospinal Group: Muscles

A

Semispinalis Groups
Multifidus
Quadratus Lumborum

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8
Q

Transversocostal Group: Muscles

A 
Splenius Capitus and Cervicis
Erector Spinae (iliocostalis, Longissimus, Spinalis)
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9
Q

Transversospinal Group: Function

A

Rotate to OPPOSITE side
Trunk Extension
Lateral Flexion

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10
Q

Transversospinal Group: Muscles

A

Semispinalis Groups
Multifidus
Quadratus Lumborum

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11
Q

Types of Vertebrae

A

Cervical (7)
Thoracic (12)
Lumbar (5)

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12
Q

Parts of Vertebra

A

Anterior
Posterior
Articulating Facets

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13
Q

Anterior Portion of Vertebra: Form and Function

A

Block of spongy bone

Supports Structure

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14
Q

Posterior Portion of Vertebra: Form and Function

A

Form:

  • Vertebral Arch: (guides movement)
  • 2 Pedicles: (attach vertebral arch to body)
  • 2 Laminae: (form peak of arch –> spinous process)
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15
Q

Vertebrae movement:

A

Functional Unit -> Motion Segment

2 vertebrae + intervening soft tissues (disc

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16
Q

Trabecular Systems: parts

A

Vertical System

Oblique and Horizontal Systems

17
Q

Trabecular System: Vertical function

A

sustain weight

resist compression

18
Q

Trabecular System: Oblique / Horizontal

A

Resist shearing forces

Biomechanics (4 decks)

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