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Gross Anatomy & Kinesiology Lecture > Chpt.12 (Spine) *NOT FINISHED* > Flashcards

Chpt.12 (Spine) *NOT FINISHED* Flashcards

1
Q

STARTED @ SLIDE 27

What are the 3 parts to the Erector spinae (sacrospinalis) ?

A

Spinalis, longissimus, & iliocostalis (the shorter one)

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2
Q

What is core muscle of the neck?

A

Longus colli

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3
Q

Where does the Cranial nerve 11 and C2 & C3 spinal nerves innervate?

A

Sternocleidomastoid muscles

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4
Q

Where does the C4 through C8 posterior lateral branches innervate?

A

Splenius muscles

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5
Q

Where does the Intercostal nerves: of T7 through T12

innervate?

A

Rectus abdominis

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6
Q

Where do Intercostal nerves (T8-T12) innervate?

A

Internal & external oblique abdominal muscles

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7
Q

The innervation of ext. obliques, int. obliqe and transverse abduction is:

A

T8-T12 intercostal nerves

  • Iliohypogastric
  • ilioinguinal
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8
Q

What is the OINA for Sternocleidomastoid ?

A

O: Clavicle + manubrium
I: Mastoid process
N: CN X1 + C2, C3
A:
UNILATERAL: SF (side flexion) to same side + rotate to opposite
BILATERAL: (both sides left and right): flex

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9
Q

What is Ipsilateral

A

same side

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10
Q

What is Contralateral

A

opposite side

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11
Q

What is the OINA for Splenius capitis muscle?

*usually doesnt ask for nerves that dont have a name

A

O: ligamentum nuchae: C7-T4, Spinous Process
I: Mastoid Process, Occipital bone
N: C4-C8
A:
UNILATERAL: Side flexion + rotation same side (ipsilateral)
BILATERAL: extension of neck

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12
Q

What is the OINA for Splenius cervicis muscle?

A 
O: Spinous process T3-T7
I: Transverse process C1-C3
N: C4-C8
A: 
UNILATERAL: Side flexion + rotation same side (ipsilateral) 
BILATERAL: extension of neck
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13
Q

What are the 3 layers of the Erector Spinae Muscles?

A
  1. Iliocostalis (lateral layer)
  2. Longissimus(middle layer)
  3. Spinalis (medial layer)
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14
Q

What is the action for Erector Spinae Muscles?

A

Extension & lateral flexion of spine

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15
Q

What are the 4 muscles that make up the Abdominal Wall?

A
  1. Rectus abdominis
  2. External oblique abdominal
  3. Internal oblique abdominal
  4. Transverse abdominis
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16
Q

What is the OINA for Rectus Abdominis?

A

O: Crest of Pubis
I: Cartilage of 5-7th ribs and Xiphoid process
N: Intercostal nerve T7-T12
A: Flexion of trunk

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17
Q

What is the OINA of the EXTERNAL Oblique Abdominal?

A 
O: lower 8 ribs
I: anterior half of ilium, inguinal ligament, crest of pubis
N: intercostal, 
iliohypergastrics,
ilioinguial
A:
(to one side) UNILATERAL: SF (side flex), rotate to opp. side
BILATERAL: flexion
18
Q

What is the OINA for INTERNAL Oblique Abdominal?

A 
O: inguinal ligament, anterior 2/3 ilium, lumbar fascia
I: Coastal Cartilage of 8-10 ribs + linea alba (white line=fascia, between abs)
N:- intercostal T8-T12
-iliohypogastric 
-ilioinguinal
A:  
UNILATERAL: SF(side flexion) 
BILATERAL:  flex
19
Q

What is the OINA for the Transversus Abdominis?

A

O: inguinal ligament, iliac crest, cartilages of lower 6 ribs, lumbar fascia
I: crest of pubis, linea alba
N: -iliocostal T8-T12
-iliohypogastric
-ilioinguinal
A: pulls umbilicus (belly button)towards spine

20
Q

What is the OINA for Quadratus Lumborum ?

A 
O: post iliac crest
I: 12th rib, trans processes, L1-L4 
N: T12 + L1
A:
UNILATERAL: SF same side
BILATERAL: stabilize spine
21
Q

What is the ONLY muscle for Cervical flexion?

A

-Sternocleidomastoid

22
Q

What is the ONLY muscle for Cervical Extension?

A

-Erector Spinae

23
Q

What are the synergists for Lateral Flexion?

A
  • Sternocleidomastoid

- Erector Spinae

24
Q

What is the only muscle for Cervical Rotation?

A

-Sternocleidomastoid

25
Q

What are 3 synergist muscles for Lumbar FLEXION?

A
  • Rectus abdominis
  • External oblique abdominal
  • Internal oblique abdominal
26
Q

What is the only muscle for Lumbar EXTENSION?

A

-Erector spinae

27
Q

What are 3 synergists for LUMBAR LATERAL FLEXION ?

A
  • Erector spinae
  • External oblique abdominal
  • Internal oblique abdominal
28
Q

What are 3 synergists for LUMBAR ROTATION?

A
  • Rectus abdominis
  • External oblique abdominal
  • Internal oblique abdominal
29
Q

STARTED @ SLIDE 27

*Which artery passes through the Transverse Foramen?

A

Vertebral artery

30
Q

How many pairs of spinal nerves?

A

31

31
Q

?What is a big function of Ligaments?

A

Proprioception

32
Q

How many muscles in spine/neck?

A 
7-C
12-T
5-L
5-S
4-coccyx
33
Q

What are the first 2 vertebraes in the cervical vertebrae?

-What action?

A
  1. Axis
  2. Axilla
  • extensive rotary movements
  • Head side to side
  • Forward/backward
34
Q

What are the curves for each part of the vertebrae?

Cervica/Lumbar?
Thoracic spine?

A

Cervica/Lumbar= curve posteriorly (Lordotic)
*protruding out

Thoracic= curves anteriorly (kyphotic)

35
Q

What are the 4 parts of the vertebrae?

A
  1. Body
  2. Central vertebral foramen (for spinal cord)
  3. Transverse process (projecting out laterally)
  4. Spinous Process (projecting posteriorly)
36
Q

There are 12 pairs of ribs- how many true how many false?

A

7-true ribs

5-false ribs

37
Q

What are the 3 main parts of the Sternum?

A
  • Manubrium
  • Body of sternum
  • Xiphoid process
38
Q

What two joints are there for the atlanta?

A
  • Atlantoocipital joint (first joint)

- Atlantoaxial joint (cervical rotation=pivot-type of joint)

39
Q

Name 4 ligaments which support the spine:

A
  1. Anterior Longitudinal ligament
  2. Interspinal Ligament
  3. Supraspinal ligament
  4. Ligament Ligamentum flavum
40
Q

What is annulus fibrosus ?

A

outer rim of dense fibrocartilage

41
Q

What is nucleus pulposus ?

A

central gelatinous, pulpy substance

42
Q

What is herniated nucleus pulposus ?

A

Herniated disk= “slipped” disk

Gross Anatomy & Kinesiology Lecture (11 decks)

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