Neurovasculature of the neck Flashcards

(51 cards)

1
Q

aside from arteries and veins, what else travels through the neck

A

cranial nerves that pass through foramina in base of skull

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2
Q

what are 2 important functions of the neck

A

stability and mobility

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3
Q

how is stability and mobility of the neck achieved

A

by the cervical vertebrae

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4
Q

how do spinal nerves leave the cervical vertebrae

A

leave through the intervertebral foramen

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5
Q

how many pairs of cervical spinal nerves do we have

A

8 pairs instead of 7

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6
Q

what do first 4 cervical spinal nerves supply

A

neck muscles, cutaneous sensation in the neck

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6
Q

what do lower pairs of cervical spinal nerves supply

A

join brachial plexus

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7
Q

what are all of the muscle groups of the cervical column surrounded by

A

prevertebral fascia

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8
Q

ligamentum nuchae

A

prevertebral fascia in midline posteriorly between the extensor muscles

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9
Q

how many compartments in the neck

A

anterior compartment and posterior compartment

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10
Q

what are the foramina that are present in cranial base from front to back

A

foramen ovale
foramen spinosum
carotid canal
jugular foramen
stylomastoid foramen
anterior condylar foramen

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11
Q

where is anterior condylar foramen

A

just above occipital condyle

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12
Q

what is anterior condylar foramen also called

A

hypoglossal canal

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13
Q

boundaries of superior aperture of thorax

A

first thoracic vertebrae
first 2 ribs
manubrium

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14
Q

what passes through superior aperture of thorax

A

airway
oesophagus
vessels
nerves

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15
Q

what are 2 branches of aorta

A

brachiocephalic artery- right
common carotid- left

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16
Q

what happens to brachiocephalic artery before it ascends through the superior aperture of thorax

A

divides

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17
Q

branches of brachiocephalic artery

A

right common carotid artery and right subclavian artery

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18
Q

common carotid artery bifurcation

A

C4/5
internal and external carotids

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19
Q

where does the internal carotid artery emerge

A

close to pituitary fossa

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20
Q

where does the internal jugular vein begin

A

jugular foramen

21
Q

where does internal jugular vein end

A

joins subclavian vein to form brachiocephalic vein

22
Q

where does internal jugular vein drain from

A

sigmoid sinus

23
Q

path of external jugular vein

A

crosses lateral border of sternocleidomastoid muscle, passes behind clavicle to join subclavian

24
where does anterior jugular vein empty
subclavian vein
25
branches of subclavian vein
internal thoracic, thyrocervical trunk (inferior thyroid artery), vertebral artery
26
vertebral artery supplies
brain and spine
26
where does the internal thoracic artery supply
anterior chest wall and breasts
27
branches of thyrocervical trunk
suprascapular artery, transverse cervical, inferior thyroid, ascending cervical
28
where does the vertebral artery emerge
subclavian artery
29
what vertebrae does the vertebral artery pass through
C6-C1
30
what does the vertebral artery pass through
transverse foramen
31
what does the external carotid artery supply
skull, dura and head apart from orbit
32
what does internal carotid artery supply
brain
33
internal carotid path
enters carotid canal emerges from foramen lacerum comes out via optic canal
34
what does opthalmic artery supply
contents of orbit and middle of forehead
35
36
opthalmic artery is a branch of
internal carotid
37
external carotid artery branches
superior thyroid, lingual, facial, occipital, posterior auricle, ascending pharyngeal, superficial temporal, maxillary
38
what does superior thyroid artery supply
thyroid glands, infrahyoid muscles, sternocleidomastoid muscle
39
what does the lingual artery supply
intrinsic muscles of tongue, floor of mouth
40
what does the facial artery supply
the palatine tonsils, soft palate, pterygoid, mylohyoid, and digastric muscles, the submandibular gland
41
what does occipital artery supply
posterior scalp
42
what does posterior auricle artery supply
scalp at back ear, parotid gland, facial nerve
43
what does ascending pharyngeal artery supply
upper pharynx, prevertebral muscles, middle ear, cranial meninges
44
what does the superficial temporal artery supply
upper and lateral scalp
45
what does the maxillary artery supply
muscles of mastication, upper and lower jaw, external acoustic meatus, dura mater
46
what does the middle meningeal artery branch form
maxillary artery
47
what does the middle meningeal supply
dura and skull
48
what does the middle meningeal artery pass through
foramen spinosum
49
what does the infraorbital artery supply
lining of nasal cavity and palate