W1: S5 - Neck Flashcards

1
Q

Identify the compartments of the neck

A
  1. Visceral
  2. Vascular
  3. Vertebral
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2
Q

What is housed in the visceral neck compartment?

A
  • Thyroid
  • Parathyroid glands
  • Pharynx
  • Larynx
  • Trachea
  • Oesophagus
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3
Q

What is housed in the vascular neck compartment?

A
  • All major blood vessels
  • Vagus nerve
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4
Q

What is housed in the vertebral neck compartment?

A
  • Cervical vertebrae
  • Postural muscles (prevertebral and postvertebral)
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5
Q

What surrounds all three compartments?

A

Musculofacial collar

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6
Q

Label the vertebra

A
  • A. Bifid spinous process
  • B. Lamina
  • C. Vertebral foramen
  • D. Posterior tubercle
  • E. Transverse foramen
  • F. Pedicle
  • G. Superior articular facet
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7
Q

How many cervical vertebra are there?

A

7

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8
Q

What type of joint is found between the occipital condyles and atlas?

A

Ellipsoid (synovial)

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9
Q

What type of joint is present between C1 and C2 at the odontoid peg?

A

Synovial pivot

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10
Q

What structures pass through the transverse foramen?

A
  • Vertebral arteries
  • Veins
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11
Q

What is vertebra prominens?

A

C7 - Long Spinous Process

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12
Q

What is the special feature of the spines of cervical vertebrae?

A

Bifid - transverse foramen

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13
Q

What curvature exists in the cervical region of the vertebra?

A

Lordosis

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14
Q

What are the boundaries of the anterior triangle?

A
  • Posterior - Anterior border of SCM
  • Anterior - Midline
  • Superior - Lower Mandible
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15
Q

What are the boundaries of the posterior triangle?

A
  • Posterior - Anterior border of Trapezius
  • Anterior - Posterior border of SCM
  • Inferior - Clavicle (Mid 1/3)
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16
Q

What are the contents of the anterior neck triangle?

A
  • Hyoid bone
  • Anterior digastric belly
  • IJV
  • ECA
17
Q

What is the origin and insertion of the SCM?

A
  • Origin = clavicle and manubrium (two heads)
  • Insertion = Mastoid process
18
Q

If the RIGHT sternocleidomastoid contracts what are the two actions it has?

A
  • Head tilts right
  • Face turns left
19
Q

What are the actions of the trapezius muscle?

A
  • Retraction of scapula
  • Superior rotation of scapula
  • Depression of scapula
20
Q

Which cranial nerve innervates the SCM and trapezius?

A

Accessory nerve (CN XI)

21
Q

What triangle of the neck is the accessory nerve found?

A

Posterior triangle

22
Q

What are the 4 divisions of the anterior triangle?

A
  • Submental
  • Digastric
  • Carotid
  • Muscular
23
Q

Identify the 4 triangles here

A
  • Yellow = Digastric
  • Red = Submental
  • Blue = Carotid
  • Brown = Muscular
24
Q

What are the boundaries of the submental triangle?

A
  • Superior = Mandible
  • Inferior = Hyoid
  • Lateral = Anterior digastric
  • Posterior = Myolohyoid
25
Q

What are the contents of the submental triangle?

A

Submental lymph nodes

26
Q

What are the boundaries of the digastric triangle?

A
  • Superior = Mandible
  • Inferior = Hyoid bone
  • Medial = Anterior belly of digastric
  • Posterior = Posterior belly of digastric
27
Q

What are the contents of the digastric triangle?

A
  • Facial artery
  • Submandibular salivary gland
28
Q

What are the boundaries of the carotid triangle?

A
  • Superior = Posterior belly of digastric and hyoid bone
  • Anterior = Omohyoid
  • Posterior and Lateral = SCM
29
Q

What are the contents of the carotid triangle?

A
  • Neurovascular sheath
    • IJV
    • ECA
    • Vagus
30
Q

What are the boundaries of the muscular triangle?

A
  • Superior = Hyoid and sup. omohyoid belly
  • Inferior = Manubrium
  • Lateral = Omohyoid and SCM
  • Posterior = Sternohyoid
31
Q

What are the contents of the muscular triangle?

A

Infrahyoid muscles

32
Q

What nerve structure is found at the floor of the posterior triangle?

A

Brachial plexus