Lecture 8- Craniovertebral Joints and Prevertebral region Flashcards

1
Q

The cervical vertebrae contain… vertebrae and has a … curvature

A
  • 7

- lordosis

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2
Q

The… joint contributes to nodding “Yes” movement and allows for tilting head side to side

A

atlanto-occipital joint

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3
Q

The… joint contributes to rotation movement “No”

A

antlanto-axial joint

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4
Q

Both atlanto occipital and atlanto axial joints are … joints with no…

A
  • synovial

- discs

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5
Q

The articulation of atlanto occipital joint are the… and …

A
  • occipital condyles

- superior facets of C1

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6
Q

The articulation of atlanto axial joint are… and…

A
  • anterior arch of C1

- dens of C2

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7
Q

The atlanto-occipital joint is a synovial,… joint

A

condyloid

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8
Q

The atlantoaxial joint is a synovia,… joint

A

pivot

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9
Q

The ROM of the atlanto-occipital joint is

A

flexion/extension

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10
Q

The ROM of the atlantoaxial joint is

A

rotation (supplies 50% of cervical rotation)

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11
Q

The cranial vault is lined with…. which is continuous inferiorly into spinal column

A

-periosteal dura mater

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12
Q

The superior extension of the posterior longitudinal ligament is..

A

tectorial membrane

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13
Q

The vertebral column has an… and… longitudinal ligament

A

anterior and posterior

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14
Q

The … longitudinal ligament is anterior to the vertebral body and spinal cord

A

anterior

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15
Q

The… longitudinal ligament is posterior to the vertebral body and anterior to the spinal cord

A

posterior

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16
Q

The superior extension of the anterior longitudinal ligament is the… membrane which attachs to base of occipital bone superiorly at margin of…

A
  • anterior atlanti-occipital

- foramen magnum

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17
Q

Is ligamentum flava continuous or segmented?

A

segmented

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18
Q

The… ligament of… holds dens of axis (C2) tightly to anterior arch of atlas (C1). It is very strong and bow-shaped

A
  • transverse

- atlas

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19
Q

The… ligament is formed by tansverse ligament of atlas and 2 bands

A

cruciform ligament

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20
Q

The superior longitudinal band of cruciform ligament attaches to…

A

foramen magnum base

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21
Q

The inferior longitudinal band of cruciform ligament attached to…

A

dens of C2 post

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22
Q

Both bands of the cruciform ligament are… oriented

A

vertically

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23
Q

The… ligaments are strong paired ligaments which extend rom dens to medial portions of occipital ocndyles

A

alar (check)

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24
Q

The… ligament of the… is a slender band ascending from apex of dens and attached to anterior margin of…

A

apical
dens
foramen magnum

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25
The apical ligament of dens is located deep to...
superior longitudinal ligament of cruciform ligament
26
IJV emerges from ...foramen
jugular
27
ICA enters from ... canal
carotid
28
The... gives rise to internal carotid plexus
sympathetic trunk
29
CNVII emerges from.... foramen
stylomastoid
30
CN IX, X, XI emerge from... foramen
jugular
31
CNXII emerges from... canal
hypoglossal
32
The sympathetic trunk passes in the... space
retropharyngeal
33
The medial most structure that you will see on the posterior pharynx (in our dissection) is the...
sympathetic trunk with superior cervical ganglion
34
Ganglia that are at the base of the skull are the superior and inferior ganglia of CN .. and... and also the... ganglion
IX X superior cervical
35
The... nerve travels with the stylopharyngeus m. between ICA and ECA
Glossopharyngeal (CNIX)
36
... runs along lateral side of stylopharyngeus muscle and innervated it and descends to the pharynx and back of tongue
Glossopharyngeal nerve
37
Glossopharyngeal n. and stylopharyngeus muscle dive in between ... and... muscles on posterior side of pharynx
superior and medial constrictor
38
The Vagus nerve gives off 2 branches at base of skull...
pharyngeal n. and superior laryngeal n.
39
The... nerve is a branch of Vagus and arises ~2cm inferior to base of skull and travels between ECA and ICA to innervate pharynx
pharyngeal
40
The... nerve is a branch of Vagus and arises just below pharyngeal branch and travels inferior to innervate larynx
superior laryngeal
41
The pharyngeal plexus of nerves is formed by pharyngeal branches of ... and ...
CN IX and CN X
42
... primarily contributes sensory fibers to pharyngeal plexus and innervated stylopharyngeus m.
CNIX
43
... supplies motor innervation to most pharyngeal mm. and carries parasympathetic
CNX
44
The pharyngeal plexus of nerves has sympathetic fibers from the...
superior cervical ganglion
45
The... nerve runs immediately lateral to CN X at base of skull
Acessory n. (CNXI)
46
Accessory nerve (CNXI) usually travels between... and... as it descends and supplies the.. and ..
ICA and IJV | SCM and trapezius
47
The hypoglossal nerve emerges from...and runs inferior within and supplies
- hypoglossal canal - submandibular triangle - tongue
48
Hypoglossal enters skull... and exits skull at...
- medial aspect of occipital condyle | - lateral aspect of occipital condyle
49
The retropharyngeal space is located between... and....
buccopharyngeal | and alar fascia
50
Retropharyngeal space extends from base of skull to... and is easily accessed posteriro to...
- superior mediastinum | - carotid sheaths
51
The cervical plexus is a nerve network that is formed by ventral rami of...
C1-C4
52
The cervical and brachial plexuses emerge between what two muscle?
anterior and middle scalene
53
Transverse cervical, greater auricular and lesser occipital are all cutaneous nerves that arise from... and are from cord levels...
- erbs point | - C2-C3
54
Supraclavicular nn. are from cord levels...
C2,3,4
55
Which infrahyoid muscle is not innervated by ansa cervicalis? What is it innervated by?
- thyrohyoid | - C1
56
Ansa Cervicalis is from cord levels... and supplies what 3 muscles?
- C1-C3 - omohyoid (superior and inferior belly) - sternohyoid - sternothyroid
57
Phrenic n. is from cord levels... and is it motor or sensory?
C3-C4, (5 for sensory?) | both
58
Vertebral a. arises from... and travel through
- subclavian a. | - transverse foramina of C6 and up
59
Vertebral v. drains to...
-brachiocephalic v.
60
There are 2 pharyngeal plexuses of vv. called..
external and internal
61
External plexus of pharyngeal vv. forms outside of...
pharyngobasilar fascia
62
Internal plexus of pharyngeal vv. forms between... and...
pharyngobasilar fascia and constrictor mm.