DAY 1 Flashcards

1
Q

The thyroid gland is invested in what structure?

A

Pretracheal fascia

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2
Q

Splits to enclose the trapezius and the SCM

A

Superficial cervical fascia

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3
Q

Forms a false capsule of the thyroid gland

A

Pretracheal layer

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4
Q

Surrounds the thyroid, parathyroid and encloses the infrahyoid muscles

A

Pretracheal layer

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5
Q

Forms the fascial floor of the posterior triangle

A

Prevertebral layer

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6
Q
Which cranial nerve descends through the neck in the carotid sheath
A. Vagus
B. Hypoglossal
C. Accessory
D. Glossopharyngeal
A

A. Vagus

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7
Q

Internal jugular vein is in what orientation in the carotid sheath?

A

Lateral

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8
Q

Common and internal carotid artery is in what orientation in the carotid sheath?

A

Medial

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9
Q

Vagus is in what orientation in the carotid sheath?

A

Posterior

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10
Q
Dental abscess now with chest pain and infection to the mediastinum. Which pathway? 
A. Retrophyngeal
B. Masticator
C  pretracheal 
D. Suprasternal
A

A. Retropharyngeal

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11
Q

What are the potential spaces in the deep fascia of the neck

A

Visceral
Retropharyngeal
Submandibular
Masticatory

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12
Q

Space that lies between vertebral and visceral compartment and contains loose connective tissue

A

Retropharyngeal space

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13
Q

Retropharyngeal space is located _____ to the visceral part of the pretracheal fascia

A

Anteriorly

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14
Q

Retropharyngeal space is located _______ to the prevertebral fascia

A

Posteriorly

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15
Q

Retropharyngeal space is located ___ to the carotid sheath

A

Laterally

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16
Q

Ludwig’s angina primarily involves what plane?

A

Submandibular

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17
Q

Separates the sublingual and submandibular

A

Mylohyoid

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18
Q

Form of cellulitis or connective tissue disorder that affects submandibular, submental and sublingual spaces

A

Ludwig’s angina

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19
Q

Superficial muscle of the neck?

A

Platysma

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20
Q

Deep investing muscle?

A

Scm and trapezius

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21
Q

Muscle of facial expression

A

Cervical branch of facial nerve

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22
Q

Hyoid bone lies at what level of cervical vertebra

A

C3

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23
Q

The only bone that does not articulate with another bone

A

Hyoid bone

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24
Q

Muscles that elevate the hyoid

A
Suprahyoid muscles
Digastric 
Mylohyoid
Stylohyoid
Geniohyoid
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25
Q

Nerve supply: digastric anterior belly

A

Nerve to mylohyoid

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26
Q

Nerve supply: digastric posterior

A

Facial

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27
Q

Nerve supply: stylohyoid

A

Facial

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28
Q

Nerve supply: mylohyoid

A

Nerve to mylohyoid

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29
Q

Nerve supply: geniohyoid

A

1st cervical

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30
Q

The only infrahyoid muscle that has no action on the hyoid bone

A

Sternothyroid

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31
Q

The only infrahyoid muscle that has no action on the hyoid bone

A

Sternothyroid

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32
Q

Infrahoid muscles

A

Deep
Thyrohyoid
Sternothyroid

Superficial
Omohyoid
Sternohyoid

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33
Q

Nerve supply of the infrahyoid except the thyrohyoid

A

Ansa cervicalis, 1st cervical

34
Q

Depresses the hyoid bone and elevated the larynx

A

Thyrohyoid

35
Q

Anterior triangles of the neck

A

Digastric
Carotid
Muscular

36
Q

Posterior triangle of the neck

A

Occipital

Supraclavicular

37
Q

Boundaries
Ant belly if the digastric
Hyoid bone
Floor : mylohoid

A

Submental

38
Q

Contents of submental triangle

A

Lymoh nodes

Vessels

39
Q

The only unpaired triangle

A

Submental

40
Q

Boundaries
Ant and post bellies of digastric
Inferior border of the mandible
Floor: mylohoid

A

Digastric

41
Q

Digastric is also known as the?

A

Submandibular triangle

42
Q

Boundaries
Superior belly of the omohyoid
Posterior belly of the digastric
Anterior border of the scm

A

Carotid triangle

43
Q

Felt at the superior border of the thyroid cartilage

A

Carotid pulse

44
Q

What crosses the occipital triangle

A

Accessory nerve

45
Q

Presents with weakness of the trapezius
Diff in shrugging the shoulders, elevating the scapula
Diff abducting the arm

A

Accessory nerve lesion

46
Q

Vessels that passes the posterior triangle

A

Subclavian artery and vein

47
Q

Supraclavicular triangle is a.k.a

A

Subclavian triangle/ omoclavicular/suboccipital

48
Q

The thryoid gland is connected by the isthmus at the level of

A

Second third fourth tracheal rings

49
Q

Base of the thyroid gland is found at the?

A

Level of the 4th or 5th tracheal ring

50
Q

Weight of the thyroid

A

20g

51
Q

Band that connects the pyramidal lobe to the hyoid bone

A

Levator glandulae thyroidea

52
Q

Pyramidal lobe usually presents to the

A

Left of midline

53
Q

Blood supply of the thyroid

A

Superior- external carotid

Inferior - thyrocervical trunk

54
Q

Venous drainage of thyroid

A

Superior thyroid - IJV
Middle thyroid -IJV
Inferior thyroid - brachiocephalic

55
Q

Small thyroid artery that arises midline and from the aortic arch or the brachiocephalic trunk. Reaches the thyroid isthmus inferiorly

A

Thyroid ima

56
Q

Vein that is always associated with the isthmus of the thyroid

A

Inferior thyroid vein

57
Q

Remnant of the thyroglossal duct

A

Foramen cecum

58
Q

Most common ectopic thyroid

A

Lingual

59
Q

Cancer cells in the thyroid malignancy will metastize to this group of lymph nodes

A

CN V

60
Q

Oral and lip will metastize to LN?

A

1,2,3

61
Q

Oropharynx, hypopharynx, larynx will metastize to LN

A

2,3,4

62
Q

Nasopharynx and thryoid will metastize to LN?

A

5

63
Q

Pharynx communicates with a total of 7 cavities

A
R and left nasal 
R and elft tympanic
Oral 
Laryngeal
Esophageal
64
Q

Gag reflex afferent

A

Cn 9

65
Q

Gag reflex efferent

A

Cn 10

66
Q

Nerve supply: nasal pharynx

A

Maxillary nerve v2

67
Q

Nerve supply; oral pharynx

A

Glossooharyngeal

68
Q

Nerve supply: laryngeal

A

Internal laryngeal nerve of the vagus nerve

69
Q

Palatine tonsillectomy

A

Glossopharyngeal nerve maybe injured causing loss of general and taste sensation on the posterior 1/3 of the tongue

70
Q

Lymphoid tissue that surrounds the opening into the respiratory and digestive

A

Waldeyer ring

71
Q

Lateral to the waldeyer ring

A

Palatine and tubal tonsil

72
Q

Upper to the waldeyer ring

A

Pharyngeal tonsil

73
Q

Lower to the waldeyer ring

A

Lingual tonsil

74
Q

Extends between the epiglottis and arytenoid cartilage

A

Quadrangular membrane

75
Q

Voice production

A

Larynx

76
Q

Cartilage that forms the laryngeal prominence

A

Thyroid

77
Q

Largest paired laryngeal cartilage

A

Arytenoid

78
Q

Pierced in each side by the superior laryngeal vessls and internal laryngeal nerve

A

Thyrohyoid membrane

79
Q

Cricoid cartilage is at the level of

A

C6

80
Q

Cricothyroid cartilage is ____ to the thyroid cartilage

A

Immediately inferior

81
Q

Fixed laryngeal fold?

A

Vestibular fold

82
Q

Avascular and white in color laryngeal fold

A

Vocal fold