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3 Anatomy > Vasculature Of Head And Neck > Flashcards

Vasculature Of Head And Neck Flashcards

1
Q
A

Brachiocephalic trunk

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2
Q
A

Superior vena cava

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3
Q
A

Inferior vena cava

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4
Q
A

Descending aorta

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5
Q
A

Pulmonary trunk

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6
Q
A

Pulmonary artery

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7
Q
A

Pulmonary veins

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8
Q
A

Arch of aorta

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9
Q
A

Left subclavian artery

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10
Q
A

Left common carotid artery

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11
Q

What does the Brachiocephalic trunk supply?

A

The right head and neck and right upper limb

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12
Q

What does the left common carotid artery supply?

A

Left hand side of head and neck

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13
Q

What does the left subclavian artery supply?

A

The left upper limb

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14
Q

What does the Brachiocephalic trunk branch of into?

A

Right common carotid artery
Right subclavian artery

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15
Q
A

Brachiocephalic trunk

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16
Q
A

Right subclavian artery

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17
Q
A

Right common carotid artery

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18
Q

The right subclavian artery can be divided into ? Parts based on the location of ? Muscle

A

3
The scalenus anterior

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19
Q

Where is part 1 of the right subclavian artery located in relation to scalenus anterior muscle?

A

Medial to muscle

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20
Q

Where is part 2 of the right subclavian artery located in relation to scalenus anterior muscle?

A

Behind muscle

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21
Q

Where is part 3 of the right subclavian artery located in relation to scalenus anterior muscle?

A

Lateral to muscle

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22
Q

Name this part of the right subclavian artery

A

3

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23
Q
A

1

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24
Q
A

2

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25
Q
A

Vertebral artery

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26
Q

What does the vertebral artery supply?

A

Brain

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27
Q

Where does the vertebral artery travel to get to the cranial cavity?

A

The neck via the transverse foramina of cervical vertebrae

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28
Q
A

Thyrocervical trunk

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29
Q
A

Inferior thyroid artery

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30
Q

What does the thyrocervical trunk supply?

A

Thyroid and neck area

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31
Q

What does the inferior thyroid artery supply?

A

Thyroid gland

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32
Q
A

Internal thoracic artery

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33
Q

The internal thoracic artery descends ? On either side of the ?

A

Inferiorly
Sternum

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34
Q

The internal thoracic artery branches off into ? That supply the ? Part of each ?

A

Anterior intercostal arteries
Anterior
Intercostal space

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35
Q
A

Inferior thyroid artery

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36
Q

What supplies the thyroid below this line?

A

Inferior thyroid artery

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37
Q

The common carotid artery bifurcates into?

A

Internal carotid artery
External carotid artery

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38
Q
A

Common carotid artery

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39
Q
A

Superior thyroid artery

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40
Q
A

Right internal carotid artery

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41
Q
A

Right external carotid artery

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42
Q
A

Laryngeal prominence of the thyroid cartilage (Adam’s apple)

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43
Q
A

Thyroid gland

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44
Q

What supplies the area of the thyroid above the dotted line?

A

Superior thyroid artery

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45
Q

Which of the following arteries are located within the carotid sheath?

Internal carotid artery
External carotid artery
Common carotid artery

A

Internal carotid artery - in
External carotid artery - out
Common carotid artery - in

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46
Q

What r the 2 arterial blood supplies to the brain?

A

Vertebral artery through Foramen magnum - posterior

Internal carotid artery through carotid canal - anterior and middle

47
Q
A

Internal carotid artery

48
Q
A

External carotid artery

49
Q
A

Carotid body

50
Q
A

Carotid sinus

51
Q
A

Glossopharyngeal nerve CNIX

52
Q

What is the carotid body?

A

Peripheral chemoreceptor that monitors the chemical composition of arterial blood

53
Q

What innervates the carotid body?

A

Glossopharyngeal nerve CNIX

54
Q

What is the carotid sinus?

A

Contains baroreceptors for monitoring blood pressure

55
Q

What is the mnemonic to remember the 8 branches of the external carotid artery?

A

Some
Anatomists
Like
Fries
Others
Prefers
Mashed
Spuds

56
Q

Name the 8 branches of the external carotid artery in order

A

Superior thyroid
Ascending pharyngeal
Lingual
Facial
Occipital
Posterior auricular
Maxillary
Superficial temporal

57
Q

What does the superior thyroid branch of the external carotid artery supply?

A

Superior area of thyroid

58
Q

What does the ascending pharyngeal branch of the external carotid artery supply?

A

Pharynx

59
Q

What does the lingual branch of the external carotid artery supply?

A

Tongue

60
Q

What does the facial branch of the external carotid artery supply?

A

Majority of the soft tissues of face

61
Q

What does the occipital branch of the external carotid artery supply?

A

Soft tissues in the occipital region of the skull

62
Q

What does the posterior auricular branch of the external carotid artery supply?

A

Soft tissues behind the ear

63
Q

What does the maxillary branch of the external carotid artery supply?

A

Deep structures of the face

64
Q

What does the superficial temporal branch of the external carotid artery supply?

A

Soft tissues in the region of the temporal fossa

65
Q
A

Superficial temporal

66
Q
A

Maxillary

67
Q
A

Facial

68
Q
A

Lingual

69
Q
A

Superior thyroid

70
Q
A

Ascending pharyngeal

71
Q
A

Posterior auricular

72
Q
A

Occipital

73
Q

What is the blood supply to the lower dentition?

A

Inferior alveolar artery a branch of the first part of the maxillary artery

74
Q
A

Superficial temporal artery

75
Q
A

Maxillary artery

76
Q
A

Inferior alveolar artery

77
Q

How can bacteria from a dental abscess enter the blood supply?

A

Enters inferior alveolar vein and goes back towards the heart

78
Q
A

Superficial temporal vein

79
Q
A

Maxillary vein

80
Q
A

Facial vein

81
Q
A

Inferior alveolar vein

82
Q
A

Anterior division of retromandibular vein

83
Q
A

Common facial vein

84
Q
A

Internal jugular vein

85
Q
A

External jugular vein

86
Q
A

Posterior auricular vein

87
Q
A

Posterior division of retromandibular vein

88
Q
A

Retromandibular vein

89
Q

The superficial temporal vein drains venous blood from where?

A

The scalp in the temporal region

90
Q

The maxillary vein drains venous blood from where?

A

Deep structures within the infratemporal fossa

91
Q

The retromandibular vein is formed from what two veins?

A

Superficial temporal vein
Maxillary vein

92
Q

Why is the retromandibular vein unusual?

A

It branches

93
Q

The external jugular vein is formed from what two veins?

A

Posterior division of retromandibular vein
Posterior auricular vein

94
Q

The posterior auricular vein drains blood from where?

A

Behind the ear

95
Q

The external jugular vein overlies what?

A

Sternocleidomastoid

96
Q

The external jugular vein drains into what?

A

Subclavian vein

97
Q

The common facial vein is formed by which two veins?

A

Anterior division of retromandibular vein
Facial vein

98
Q

The common facial vein drains into what?

A

Internal jugular vein

99
Q

What r the group of intra-cranial veins called?

A

Dural venous sinuses

100
Q

How do the superficial veins of the face communicate with the Dural venous system?

A

Via ophthalmic veins between the facial vein and cavernous sinus

101
Q

What can happen if there is a cut to the danger triangle of the face?

A

Bacteria can enter the facial vein and travel to the Dural venous sinuses and cavernous sinus via ophthalmic veins resulting in cavernous sinus thrombosis (infection)

102
Q
A

Thoracic duct

103
Q
A

Right Brachiocephalic vein

104
Q
A

Right subclavian vein

105
Q
A

Right lymphatic duct

106
Q
A

Internal jugular vein

107
Q

The thoracic duct transmits lymph into the venous system where?

A

Venous angle

108
Q

What is the venous angle?

A

Point at which the subclavian vein and internal jugular vein join to form the Brachiocephalic vein

109
Q
A

Brachiocephalic veins

110
Q

What is endocarditis?

A

Infection of the cardiac valves

111
Q

What is bacteraemia?

A

Bacteria in the bloodstream

112
Q

Name three possible dental origins of bacteria that could result in bacterial endocarditis

A

Abscess
Periodontal disease
Dental manipulations

113
Q

How does bacterial endocarditis occur in a dental context

A

Dental origin bacteria
Travels in blood stream (venous drainage)
Reaches heart valve
Causes bacterial endocarditis

114
Q

Bacterial endocarditis can result in 3 things

A

Damage heart valve
Heart murmur
Heart failure

3 Anatomy (9 decks)

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