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head and neck Finals > Blood Supply 1 > Flashcards

Blood Supply 1 Flashcards

1
Q

It enters the orbit through the optic canal with the optic nerve

A

Opthalmic artery

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2
Q

Common carotipd artery divides into

A

External carotid artery

Internal carotid artery

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3
Q

Carotid sheath wt vagus and internal jugular vein

A

Common carotid artery

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4
Q

Supplies structures in the neck, face, scalp, tongue and maxilla

A

External carotid artery

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5
Q

Terminates at the substance of parotid gland behind the neck of the mandible

A

External carotid artery

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6
Q

Lies in the carotid triangle

A

External carotid artery

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7
Q

Medial to the internal carotid artery then crosses the post belly of the digastric and stylohyoid

A

External carotid artery

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8
Q

The external carotid artery is ——— to the internal carotid artery

A

Medial

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9
Q

The external carotid artery crosses what structures?

A

The post belly of the digastric and the stylohyoid

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10
Q

Branches

SALFOPSM

A 
Superior thyroid artery
Ascending pharyngeal artery
Lingual artery
Facial artery
Occipital artery
Post auricular artery
Superficial temporal artery
Maxillary artery
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11
Q

Upper pole of the thyroid gland

A

Superior thyroid artery

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12
Q

Branches of the superior thyroid artery

A
  1. To the sternocleidomastoid

2. Superior laryngeal artery

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13
Q

Pharynx

A

Ascending pharyngeal artery

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14
Q

Tongue

A

Lingual artery

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15
Q

Face

A

Facial artery

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16
Q

Found at the back of the scalp

A

Occipital artery

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17
Q

The occipital artery is accompanied by

A

The greater occipital nerve

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18
Q

Auris = ear

Behind the ear

A

Post auricular artery

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19
Q

Supplies the skin over the temporal and frontal regions of the scalp

A

Superfical temporal artery

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20
Q

The internal maxillary artery branches in the infratemporal fossa

A
  1. Inferior alveolar artery
  2. Middle meningeal artery
  3. External auditory meatus & tympanic membrane
  4. Small branches to mastication muscles
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21
Q

Branches of the internal maxillary artery in the pterygopalatine fossa

A

Accompanies branches of maxillary nerve

  • meningeal
  • ganglionic
  • post superior alveolar
  • zygomatic
  • middle sup alveolar
  • ant superior alveolar
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22
Q

Supplies the brain, eyes, forehead, and part of the nose

A

Internal carotid artery

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23
Q

Lies in carotid sheath; no branches in the neck

A

Internal carotid artery

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24
Q

Receives blood from the brain, face and neck

A

Internal jugular vein

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25
Q

Begins at the jugular foramen as a continuation of sigmoid sinus

A

Internal jugular vein

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26
Q

The internal jugular vein begins at the ————- as a continuation of the ————-

A

Jugular foramen, sigmoid sinus

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27
Q

Unites with subclavian vein behind the medial border of clavicle

A

Internal jugular vein

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28
Q

Has a superior and inferior bulb

A

Internal jugular vein

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29
Q

A branch of the internal carotid artery after that vessel emerges from the cavernous sinus

A

Opthlamic artery

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31
Q

Tributaries of the IJV

A 
Inferior petrosal sinus
Facial vein
Pharyngeal sinus
Sup thyroid vein
Middle thyroid vein
Occipital vein (post auricular/ vertebral vein)
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32
Q

Joins the IJV at the sup bulb; assists in draining the cavernous sinus

A

Inferior petrosal sinus

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33
Q

Joins the ant division of the retromandibular vein

A

Facial vein

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34
Q

Pharyngeal venous plexus

A

Pharyngeal veins

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35
Q

Tributaries of the Internal Jugular Vein

A 
Inferior Petrosal Sinus
Facial Vein
Pharyngeal Vein
Superior Thyroid Vein
Middle Thyroid Vein
Occipital Vein
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36
Q

Tibutaries of the External Jugular Vein

A 
Post Auricular
Post Division of Retromandibular
Post Ext Jug
Transverse Cervical
Suprascapular
Ant Jug
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37
Q

Branches of the subclavian artery (1st part)

A 
Vertebral A.
Thyrocervical Trunk
      - inf thyroid a.
      - transverse cervical a.
      - suprascapular
Internal Thoracic A.
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38
Q

The subclavian artery is divided into 3 parts by what muscle?

A

Scalene anterior

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39
Q

Branches of the subclavian artery (2nd part)

A

Costocervical trunk

    - deep cervical a.
    - supreme intercostal a.
40
Q

Branches of the subclavian artery (3rd part)

A

Dorsal scapular

41
Q

Upper margin of subclavian artery

A

Vertebral artery

42
Q

Enters the foramen magnum

A

Vertebral artery

43
Q

The vertebral artery enters the foramen of the transverse process of the ___________ vertebra.

A

Upper 6 vertebra

44
Q

Joins together to form th basilar artery

A

Vertebral artery

45
Q

Cranial branches of the Vertebral artery

A

Meningeal arteries
Ant & post spinal arteries
PICA
Medullary arteries

46
Q

Branches of the thyrocervical trunk

A

Inf thyroid a.
Superficial cervial artery/ transverse cervical
Suprascapular a.

47
Q

Located in front of the first part of the subclavian artery

A

Thyrocervical trunk

48
Q

Located at the lower border of the first part of the subclavian artery; enters the thorax by descending the first costal cartilage

A

Internal thoracic a.

49
Q

Branches of the Costocervical trunk

A

Sup ( & post) intercostal artery/ies

Deep cervical artery (back and neck)

50
Q

Venous drainage of the scalp wil be via the ___________

A

Vena comitantes

51
Q

Arterial supply of the Scalp

A

Supratrochlear/orbital ( branches of the ophth a.)
Superficial temporal a.
Post auricular artery
Occipital artery

52
Q

Veins of th scalp are connected to the _______________ of the skull & ______________________ via the ________________________.

A

Diploic veins of the skull
Intracranial venous sinuses
Valveless emissary veins

53
Q

Venous drainage of the scalp

A

Supratrochlear/ orbital v.
Superficial temporal v.
Post auricular v.
Occipital v.

54
Q

Unites at the medial margin of to form the facial vein

A

Supratrocholear & supraorbital veins

55
Q

The superfical temporal vein unites with the maxillary vein to form ______?

A

The retromandibular vein

56
Q

Unites with the post division of retromandibular to form the EJV

A

Post auricular vein

57
Q

Drains in the suboccipital venous plexus

A

Occipital vein

58
Q

Arterial supply of the face

A

Facial artery

- submental artery
- inf labial artery
- sup labial artery
- lateral nasal artery
59
Q

Branches of the facial artery

A

Submental artery
Inf labial artery
Sup labial artery
Lateral nasal artery

60
Q

Located in the skin of the chin and lower lip

A

Submental artery

61
Q

Locatd in the superior lip and septum and ala of the nose

A

Sup labial artery

62
Q

Located in the skin on the dorsum of the side of the nose

A

Lateral nasal artery

63
Q

Arteries to the brain

A

Caroticotympanic artery

Ophthalmic artery

64
Q

Segments of the internal carotid artery

A 
Cervical segment. C1
Petrous segment. C2
Lacerum segment. C3
Cavernous segment. C4
Clinoid segment. C5
Opthalmic/ supraclinoid segment. C6
Communicating/ terminal segment. C7
65
Q

This segment comprises the cervical portion

A

C1

Cervical segment

66
Q

Comprises the petrous portion

A

C2 & C3

Petrous, lacerum segment

67
Q

Cavernous portion

A

C4

68
Q

Segment not identified in some earlier classifications; lies bet the cavernous portion and th cerebral or supraclinoid portion

A

Clinoid segment

C5

69
Q

Comprise the cerebral/ supraclinoid portion

A

C6 & C7
Opthalmic/ supraclinoid segment
Communicating/ terminal segment

70
Q

Usually the largest vein in the neck

A

IJV

71
Q

The course of the IJV corresponds to a line drawn from a point immediately inf to the ________________ to the medial end of the _________.

A

External acoustic meatus

Clavicle

72
Q

Where does the IJV commence?

A

At the jugular foramen in the post cranial fossa, as the direct cont of th sigmoid sinus

73
Q

The dilation at the origin of the IJV is called….

A

The superior bulb of the IJV

74
Q

The its superioir bulb the IJV runs inferiorly in the neck in the ________.

A

Carotid sheath

75
Q

The IJV leavs the ant triangle of the neck by passing deep to the _____________.

A

SCM muscle

76
Q

Post to the sternal end of the clavicle, the IJV unites with the _____________ to form the ______________.

A

Subclavian vein

Brachiocephalic vein

77
Q

Carotid sheath

A

Common carotid
Vagus nerve
Deep cervical lymph nodes

78
Q

Danger zone/ triangle

A

Internal carotid artery

79
Q

Supplies the structures of the head and neck

A

Ext carotid artery

80
Q

Supplies the brain

A

Internal carotid artery

81
Q

Seen in hypertensives; transient blindness; nawawalan ng caliber yung arteries = low blood supply

A

Amaurosis fugax

82
Q

Stab wounds in the neck might cause

A

Embolism

83
Q

Decempression sickness

A

Caissons disease

84
Q

Other arterial supply of the face

A

Superfical temporal artery - scalp
Transverse facial artery - branch of the superficial temp; cheeks
Supraorb/troch - in the skin of the forehead

85
Q

Artery most commonly damaged in head injuries

A

Middle meningeal artery

86
Q

Results from injuries to the meningeal arteries or veins

A

Extradural hemorrhage

87
Q

Most common artery damaged in extradural hemorrhage

A

Ant division of the middle meningeal artery

88
Q

Results from tearing of the superior cerebral veins at their point of entrance into the superior sagittal sinus

A

Subdural hemorrhage

89
Q

Minor blow to the side of the head, resulting in fracture of the skull in the region of the anteroinf portion of the parietal bone

A

Extradural hge

90
Q

Usu a blow on the front or back of the head, causing excessive anteropost disp of the brain in the skull

A

Subdural hge

91
Q

Results from leakage or rupture of a congenital aneurysm on the circle of willis, or from an angioma

A

Subarachnoid hge

92
Q

Diagnosis of subarachnoid hge

A

Wtdrawing heavily blood stained CSF thru a lumbar puncture

93
Q

Generally caused by rupture of the thin walled lenticulostriate artery, a branch of the middle cerebral artery

A

Cerebral hemorrhage

98
Q

The IJV unites with the _________ behind the ___________________.

A

Subclavian vein,

Medial border of the clavicle

122
Q

Enters the skull through the foramen spinosum

A

Middle meningeal artery

head and neck Finals (15 decks)

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