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Clinical Anatomy > Neck & Subocciptal > Flashcards

Neck & Subocciptal Flashcards

1
Q

8 triangles of the neck:

A

Posterior: Occipital & Supraclavicular
Anterior: Submandible, Submental, Carotid, Muscular

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2
Q

4 Cervical Fascia:

A

Investing
Pretracheal
Prevertebral
Carotid

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3
Q

5 Branchial Arches

A

1-Mandibular
2-Hyoid
3-Third
4-Fourth
6-Sixth

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4
Q

Alternate names for First two cervical vertebrae

A

Atlas
Axis

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5
Q

What does the investing fascia contain?

A

Contains all extremities, surrounds SCM & Trap

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6
Q

Fascia that contains esophagus, trachea and thyroid cartilage

A

Pretracheal fascia

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7
Q

Vertically Oriented around spinal cord

A

Prevertebral fascia

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8
Q

Carotid Sheath

A

Internal Jugular
Common Carotid Artery
CN 10 - Vagus Nerve

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9
Q

Triangle: Anterior Boarder of Trap, Inferior Omohyoid, SCM ??

Contents?

A

Occipital Triangle (Posterior)

CN-11 Accessory Nerve
Trunks of the Brachial Plexus

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10
Q

Supraclavicular Triangle — borders & contents

A

Borders: Inferior Omohyoid, Clavicle, SCM

Contents: Subclavian Artery - Thyrocervical trunk:

Suprascapular
Transverse Cervical
Ascending Cervical
Inferior Thyroid

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11
Q

Anterior Triangles above the hyoid bone? Boarders
Contents

A

Submandibular - mandible, anterior digastric, posterior digastric

Submental - anterior digastric, midline of neck, mandible

Contents — Lymph

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12
Q

What triangle? SCM, Posterior Digastric, Superior Omohyoid

A

Carotid

Contents: Common Carotid, Internal Jugular Vein, CN-10

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13
Q

Boarders of Muscular Triangle

A

Midline of neck, superior Omohyoid, SCM

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14
Q

Cervical Plexus: Glenohyoid & Thyrohyoid

A

C1 via CN-12
(Motor)

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15
Q

Cervical Plexus: Ansa Cervicalis

A

Superior Root: Superior Omohyoid

Inferior Root: Sternohyoid, Sternothyroid, Infraomohyoid

(Motor)

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16
Q

Cervical Plexus: Transverse Cervical

A

C2 & C3
(Sensory)

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17
Q

Cervical Plexus: Phrenic Nerve

A

C3 - C5
(Motor)

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18
Q

Cervical Plexus: Subocciptal

A

C1
(Motor)

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19
Q

Cervical Plexus: C2

A

Transverse Cervical
Greater Occipital
Lesser Occipital
Great Auricular (C3 too)
(Sensory)

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20
Q

Cervical Plexus: C3

A

Great Auricular (C2 too)
Supra Clavicular (C4 too)

(Sensory)

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21
Q

Branchial (Pharyngeal) Arches: Mandibular (1)
Muscles and Nerve

A

Mastication: Mylohyoid, Anterior Belly Digastric

CN-V3, Trigeminal

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22
Q

Branchial (Pharyngeal) Arches: Hyoid (2)
Muscles and Nerve

A

Fascia Expression: Posterior Belly Digastric, Stylohyoid

CN-7, Facial

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23
Q

Branchial (Pharyngeal) Arches: Third
Muscles and Nerve

A

Stylopharyngeus

CN-9, Glossopharyngeal

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24
Q

Branchial (Pharyngeal) Arches: Fourth
Muscles and Nerve

A

Circothyroid, inf. Pharyngeal, constrictor

CN-10, Vagus, Superior Laryngeal

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25
Q

Branchial (Pharyngeal) Arches: Sixth
Muscles and Nerve

A

Intrinsic Laryngeal

CN-10, Vagus & Recurrent Laryngeal

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26
Q

Where does the vertebral artery run through?

A

Transverse foramina of the transverse process of the cervical spine.

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27
Q

Unique characteristic of the spinous process in cervical spine

A

C1 - doesn’t have
C2-C6 - bifid (two prong)
C7 - vertebra prominens

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28
Q

Dens of Axis - Describe

A

Located on C2 (Axis), sits above C1, wrapped by transverse ligament of atlas

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29
Q

Suprahyoid muscles of anterior neck

A

Anterior & Posterior Belly of Digastric Muscle
Geniohyoid
Mylohyoid
Stylohyoid

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30
Q

Infrahyoid Muscles of Anterior Neck

A

Omohyoid (Inferior and Superior)
Sternohyoid
Sternothyroid
Thyrohyoid

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31
Q

Subocciptal Muscles

A

Rectus Capitis Posterior Major
Rectus Capitis Posterior Minor
Obliques Capitis Inferior (Inferior Oblique)
Obliques Capitis Superior (Superior Oblique)

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32
Q

Muscles Innervated by:
C1 Via CN-12

A

Geniohyoid & Thyrohyoid

Sea-1…. G&T on a Boat

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33
Q

Muscles Innervated by:
CN-V3

A

Mylohyoid & Ant. Digastric

“MAD EnVE”

34
Q

Muscles Innervated by:
Facial Nerve

A

Stylohyoid & Posterior Digastric

“Attach closest to face (behind ear)”

35
Q

Muscles Innervated by: Ansa Cervicalis

A

Omohyoid, Sternohyoid, Sternothyroid

“Ansa is OSSum”

36
Q

Bony Landmarks: Anterior Belly of Digastric Muscle

A

Digastric Fossa of Mandible
To
Intermediate Tendon (Greater Cornu of Hyoid Bone)

37
Q

Bony Landmarks: Posterior Belly of Digastric

A

Temporal Mastoid Notch
To
Intermediate Tendon (Greater Cornu of Hyoid Bone)

38
Q

Bony Landmarks: Geniohyoid

A

Inferior Genial Tubercle/Median Ridge of Mandible
To
Anterior Aspect of Body of Hyoid Bone

39
Q

Bony Landmarks: Mylohyoid

A

Mylohyoid Line of Mandible
To
Anterior Aspect of Body of Hyoid Bone

40
Q

Bony Landmarks: Stylohyoid

A

Styloid Process of Temporal Bone
To
Body of Hyoid Bone

41
Q

Actions: Anterior Belly of Digastric Muscle

A

Depress Mandible
Or
Elevate Hyoid

42
Q

Actions: Posterior Belly of Digastric

A

Depress Mandible
Or
Elevate Hyoid

43
Q

Actions: Geniohyoid

A

Depress Mandible
Or
Elevate Hyoid & Tongue

44
Q

Actions: Mylohyoid

A

Elevation of the Floor of the Oral Cavity

45
Q

Actions: Stylohyoid

A

Elevation & Retraction of the Hyoid Bone

46
Q

Innervation: Anterior Belly of Digastric Muscle

A

(Mandibular Arch)
CN-V3, Trigeminal Nerve
Inferior Alveolar Nerve
Mylohyoid Branch

47
Q

Innervation: Posterior Belly of Digastric

A

(Hyoid Arch)
CN- 7, Fascia Nerve

48
Q

Innervation: Geniohyoid

A

C1 via CN-12
Ventral Ramus

49
Q

Innervation: Mylohyoid

A

(Mandibular Arch)
CN-V3, Trigeminal Nerve
Inferior Alveolar Nerve
Mylohyoid Branch

50
Q

Innervation: Stylohyoid

A

(Hyoid Arch)
CN-7, Facial Nerve

51
Q

Bony Attachments: Omohyoid

A

Superior Border of Scapula, Medial to Scapular Notch
To
Intermediate Tendon
To
Lateral Aspect of Hyoid Bone

52
Q

Bony Attachments: Sternohyoid

A

Posterior side of Proximal Clavicle & Manubrium
To
Inferior Boarder of Body of Hyoid

53
Q

Bony Attachments: Sternothyroid

A

Posterior aspect of Manubrium & Costal Cartilage of 1st Rib
To
Thyroid Lamina

54
Q

Bony Attachments: Thyrohyoid

A

Thyroid Lamina
To
Greater Horn of the Hyoid Bone

55
Q

Actions: Omohyoid

A

Depression of the Hyoid Bone

56
Q

Actions: Sternohyoid

A

Depress Hyoid

57
Q

Actions: Sternothyroid

A

Depresses the Elevated Larynx

58
Q

Actions: Thyrohyoid

A

Depresses Hyoid
Or
Elevates Thyroid Cartilage

59
Q

Innervation: Omohyoid

A

Ansa Cervicalis (C1 - Superior, C2&3- Inferior)

60
Q

Innervation: Sternohyoid

A

Ansa Cervicalis (C1-C3)

61
Q

Innervation: Sternothyroid

A

Ansa Cervicalis (C1-C3)

62
Q

Innervation: Thyrohyoid

A

C1 via CN-12
(Ventral Ramus)

63
Q

Bony Landmarks: Rectus Capitis Posterior Major

A

Spinous Process of C2
To
Lateral Aspect of Inferior Nuchal Line

64
Q

Bony Landmarks: Rectus Capitis Posterior Minor

A

Tubercle on Posterior Arch of C1
To
Medial Aspect of Inferior Nuchal Line

65
Q

Bony Landmarks: Inferior Oblique

A

Spinous Process C2
To
Transverse Process C1

66
Q

Bony Landmarks: Superior Oblique

A

Transverse Process of C1
To
Area Between Superior and Inferior Nuchal Lines

67
Q

Actions: Rectus Capitis Posterior Major

A

Extension and Ipsilateral Rotation of the Head

68
Q

Actions: Rectus Capitis Posterior Minor

A

Extension of the Head

69
Q

Actions: Inferior Oblique

A

Ipsilateral Rotation of the Neck

70
Q

Actions: Superior Oblique

A

Extension & Lateral Flexion of the Head

71
Q

Innervation: Rectus Capitis Posterior Major

A

Subocciptal Nerve

72
Q

Innervation: Rectus Capitis Posterior Minor

A

Subocciptal Nerve

73
Q

Innervation: Inferior Oblique

A

Subocciptal Nerve

74
Q

Innervation: Superior Oblique

A

Subocciptal Nerve

75
Q

Bony Attachments: Anterior Scalene

A

Anterior Tubercles of Middle Cervical Vertebrae
To
Scalene tubercle of 1st Rib

76
Q

Action: Anterior Scalene

A

Elevation of 1st Rib during forced inspiration
Flexion, Lateral Flexion & Contralateral Rotation of the Neck

77
Q

Innervation: Anterior Scalene

A

Lower Ventral Rami of Cervical Spinal Nerve

78
Q

Bony Attachment: Sternocleidomastoid

A

Lateral Aspect of Mastoid Process & Superior Nuchal Line
To
Manubrium & Medial 1/3 of Clavicle

79
Q

Action: Sternocleidomastoid

A

Flexion, Ipsilateral Lateral Flexion & Extension of Head & Neck
Contralateral Rotation of Head

80
Q

Innervation: Sternocleidomastoid

A

CN-11, Accessory N (C1-2)

Clinical Anatomy (18 decks)

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