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Anatomy Decks > The Neck > Flashcards

The Neck Flashcards

1
Q

What is the vertebra compartment?

A

Cervical vertebrae and Postural muscles (Prevertebral & Postvertebral muscles)

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2
Q

What is the vascular compartment?

A

One on each side): contains major blood vessels and the vagus nerve

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3
Q

What is the visceral compartment?

A

Contains thyroid, parathyroid glands (and part of thymus), Pharynx, Larynx, Trachea & oesophagus

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4
Q

What is the musuclofascial colar?

A

Encloses the structures

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5
Q
A
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6
Q
A
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7
Q

How many cervical vertebrae are there?

A

7

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8
Q

What kind of joint is present between the occipital condyles and C1 (atlas)?

A

Atlanto-ocipital articultion

pair of (condyloid) ellipsoid synovial joints

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9
Q

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

A

Atlantoaxial joint

A pivot joint

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10
Q

What structures pass through the foramen transversarium?

A

Vertebral arteries & veins, Sympathetic nerve plexus.

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11
Q

What is the vertebra prominens?

A

The seventh cervical vertebrae (C7)

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12
Q

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

A

They are bifid

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13
Q

What curvature exists in the cervical portion of the vertebral column

A

Cervical lordosis

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14
Q
A
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15
Q

What is the superior boundary of the anterior triangle?

A

Inferior border of the mandible

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16
Q

What is the posterior boundary of the anterior triangle?

A

SCM muscle

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17
Q

What is the anterior boundary of the anterior triangle?

A

Midline of neck

18
Q

What is the contents of the anterior triangle

A

Suprahyoid Muscles: Stylohyoid, Digastric, Mylohyoid, Geniohyoid

Infrahyoid muscles: Omohyoid, Sternohyoid, Thyrohyoid, Sternothyroid

Cranial nerves – 8, 9, 10, 11, 12

Common Carotid Bifurcates

Internal Jugular Vein

19
Q

What is the anterior border of the posterior triangle?

A

Posterior border of the SCM

20
Q

What is the posterior border of the posterior triangle?

A

Anterior border of the trapezius muscle

21
Q

What is the inferior border of the posterior triangle?

A

Middle 1/3 of the clavicle

22
Q

What is the contents of the posterior triangle?

A

Muscles: Inferior Belly of Omohyloid, Splenius Caopitis, Levator scapulae, Anterior, middle posterior scalenes

Veins – EJV & branches

23
Q
A
24
Q
A
25
Q
A
26
Q
A
27
Q

What are the SCMs attachments?

A

The sternum (inferiorly)

Clavicle (inferior)

Mastoid process & temporal bone (superiorly).

28
Q

If the right sternocleidomastoid contracted:

A
  • which side would the head tilt? Tilt* Right
  • To which side would the face turn?* Turn left
29
Q

What are the actions of the trapezius?

A

Postural & active movement muscle. – tilt & turn the head, shrug, steady the shoulders & twist the arms. – It also elevates, depresses, rotates, and retracts the scapula.

30
Q

Which cranial nerve innervates the sternocleidomastoid and trapezius? In which triangle of the neck is it found?

A

Accessory nerve (Cr. N. XI) – Posterior Triangle

31
Q

What is the anterior triangle further subdivided by?

A

The digastric and the omohyoid muscles into 4 triangles

32
Q

What are the 4 triangles?

A

Submental

Submandibular

Carotid

Muscular

33
Q

What are the boundaries of the submental triagnle?

A

Right & Left anterior bellies of digastric muscles laterally.

Hyoid bone - above

34
Q

What are the lymph nodes in the submemntal triangle?

A

Submental

35
Q

What are the boudnaries of the submandibular triangle?

A

Mandible, posterior belly of digatric, anterior belly of digastric

36
Q

What is the artery and the salviary gland in the submandibular triangle?

A

Artery- Lingual and facial

Salivary gland- Submandibular

37
Q

What are the boundaries of the carotid triagnle?

A

Omohyoid, posterior digastric, anterior belly of digastric

38
Q

What is the contents of the carotid triangle?

A

Neurovascular sheath

39
Q

What are the boundaries of the muscular tringle?

A

Anterior border of SCM, Midline of neck, omohyoid, hyoid bone

40
Q

What are the strap muscles, vessels and viscera in the mucular triangle?

A

Strap muscles of the neck: Infrahyoid muscles

Vessels: Superior & Inferior thyroid arteries, anterior jugular veins

Viscera: thyroid & parathyroid glands, larynx, trachea, oesophagus.

41
Q

What rami do the ventral rami of the lower cerival spinal nerves as they emerge from between the scalene muscles that form the floor of the posterior triangle of the neck?

A

Brachail plexus

Anatomy Decks (141 decks)

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