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3. HLTH 213 > Head and neck: Arterial blood supply > Flashcards

Head and neck: Arterial blood supply Flashcards

1
Q

subclavian a: branches list (5)

A
  • vertebral
  • internal thoracic
  • thyrocervical trunk
  • costocervical trunk
  • dorsal scapular
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2
Q

subclavian a: vertebral a distribution

A
  • neck mm
  • vertebra
  • spinal cord
  • brain
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3
Q

subclavian a: internal thoracic a distribution

A
  • ant thoracic wall
  • mediastinal structures
  • diaphragm
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4
Q

subclavian a: thyrocervical trunk branches

A
  • inf thyroid
  • suprascapular
  • transverse cervical
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5
Q

subclavian a: thyrocervical distribution

A
  • thyroid
  • neck
  • scapular regions
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6
Q

subclavian a: costocervical branches

A
  • sup intercostal

- deep cervical

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7
Q

subclavian a: costocervical distribution

A
  • deep neck mm
  • back mm
  • vertebra
  • intercostal spaces 1-2
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8
Q

subclavian a: dorsal scapular

A
  • levator scapulae

- rhomboids

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9
Q

vertebral aa: features

A
  • branch of subclavian
  • through transverse foramen (C1-6)
  • through foramen magnum
  • L and R = basilar
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10
Q

vertebral aa: branches

A
  • meningeal
  • ant spinal
  • post spinal (common too branching from post inf cerebellar aa)
  • post inf cerebellar
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11
Q

common carotid aa: branches

A
  • external carotid

- internal carotid

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12
Q

ext carotid aa: list branches (8)

A
  • maxillary
  • facial
  • lingual
  • ascending pharyngeal
  • sup thyroid
  • superficial temporal
  • post auricular
  • occipital
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13
Q

ext carotid aa: facial aa branches

A
  • angular
  • lateral nasal
  • sup labial
  • inf labial
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14
Q

ext carotid aa: maxillary aa parts

A
  1. mandibular
  2. pterygoid
  3. pterygopalatine
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15
Q

ext carotid aa: maxillary - list 1st part branches

A
  • middle meningeal

- inf alveolar

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16
Q

ext carotid aa: maxillary - 1st part inf alveolar branches

A
  • mylohyoid
  • incisor
  • mental
17
Q

ext carotid aa: maxillary - list 2nd part branches

A
  • ant/ post temporal
  • buccal
  • massenteric
  • pterygoid
18
Q

ext carotid aa: maxillary - list 3rd part branches

A
  • sphenopalatine

- infraorbital

19
Q

eg. epidural haematoma

A
  • internal bleeding
  • increased pressure
  • middle meningeal aa
20
Q

ext carotid aa: sup thyroid a distribution

A
  • thyroid gland

- adjacent structures

21
Q

ext carotid aa: ascending pharyngeal a distribution

A
  • pharynx
  • soft palate
  • ear
  • meninges
22
Q

ext carotid aa: lingual a distribution

A
  • tongue
  • sublingual gland
  • tonsil
  • epiglottis
23
Q

ext carotid aa: facial a distribution

A
  • mm of facial expression and face
  • palate
  • tonsils
  • submandibular gland
24
Q

ext carotid aa: occipital a distribution

A
  • post part of scalp (far as vertex)
  • meninges
  • mastoid air cells
25
Q

ext carotid aa: post auricular a distribution

A
  • scalp post to auricle
  • auricle
  • middle ear
  • mastoid cells
  • parotid gland
  • diagastric m
  • stylohyoid m
26
Q

ext carotid aa: maxillary a distribution

A

widespread incl:

  • mm of mastication
  • TMJ
  • parts of ear
  • buccinator
  • extraocular eye mm
  • teeth
  • gingiva
  • nasal cavity
  • paranasal sinus
  • skin of face, bones, nerves
27
Q

ext carotid aa: superficial temporal a distribution

A
  • mm and skin of face and scalp

- parotid gland and duct

28
Q

int carotid aa: list branches (4)

A
  • ophthalmic
  • ant cerebral
  • middle cerebral
  • post communicating
29
Q

int carotid aa: ophthalmic a distribution

A
  • orbital structures
  • eye
  • forehead and scalp
  • part of nose
  • paranasal sinuses
30
Q

int carotid aa: ant cerebral a distribution

A
  • parts of cerebral hemispheres
31
Q

int carotid aa: middle cerebral a distribution

A
  • parts of cerebral hemispheres
32
Q

int carotid aa: post communicating a distribution

A
  • connects internal carotid to post cerebral a
33
Q

arterial supply to brain:

A
  • internal carotid (from common carotid)

- vertebral a (via subclavian)

34
Q

arterial circle (circle of Willis): to the circle

A
  • int carotid

- vertebral aa (basilar aa)

35
Q

arterial circle (circle of Willis): anatomosing

A
  • ant communicating

- post communicating

36
Q

arterial circle (circle of Willis): from circle

A
  • ant cerebral
  • middle cerebral
  • post cerebral
37
Q

eg. ischemic stroke:

A
  • clotting of blood vessels
  • necrosis
  • blockage
38
Q

eg. hemorrhagic stroke:

A
  • rupture of blood vessel
39
Q

eg. Berry aneurysm:

A
  • outpouching/ bulge in aa

- can be asymptomatic until rupture

3. HLTH 213 (22 decks)

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