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Neurocranial Anatomy > Neck - JC > Flashcards

Neck - JC Flashcards

1
Q

normal cervical vertebrae

A

C 3,4,5,6bifid spinestransverse process with foramen (vertebral artery)articular facets in horizontal plane

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2
Q

specialized vertebrae

A

C1C2C7

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3
Q

atlas

A

articulates with condyle no body just lateral mass dens-atlas is trochoid joint (DAT)

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4
Q

axis

A

dens - remnant of atlasallows to shake head

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5
Q

vertebral prominens

A

non bifid spine

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6
Q

anterior triangle subdivision

A

musclesubmentalsubmandibularcarotid

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7
Q

borders of anterior spine

A

midline, SCM, mandible

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8
Q

muscular subdivision of anterior triangle

A

midline, SCM, superior belly of omohyoid

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9
Q

carotid subdivision of anterior triangle

A

SCM, superior belly of omohyoid, posterior digastric

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10
Q

submental division of anterior triangle

A

midline, anterior digastric, mandible

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11
Q

submandibular division of anterior triangle

A

mandible, posterior digastric, anterior digastric

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12
Q

contents of anterior triangle

A

omohyoid, sternohyoid, sternothyroid, thyrohyoid, ansa hypoglossi (C1,2,3)

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13
Q

exception of anterior triangle

A

thryrohyoid - C1. NOT the ansa hypoglossi

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14
Q

suprahyoid muscles

A

posterior digastric - CN7anterior digastric - CN5mylohyoid - CN7geniohyoid - C1stylohyoid - CN7

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15
Q

actions of supra hyoid muscles

A

elevate hyoid and aid in depressing mandible with infra hyoid muscles

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16
Q

internal carotid

A

no branches - enters cranium via carotid canal

17
Q

external carotid

A

lots of branches

18
Q

nerve contents of anterior triangle

A

CN 10 ,11, 12 (vagus, spinal accessory, hypoglossal)cervical plexus (C1-5)

19
Q

glands

A

submandibularNOT sublingual

20
Q

Posterior triangle borders

A

SCM, trapezius, clavicle, floor is anterior/middle/posterior (AMP) scalene

21
Q

subdivisions of posterior triangle

A

occipital and subclavian

22
Q

occipital subdivision

A

SCM, trapezius, inferior belly of omohyoid

23
Q

subclavian subdivision

A

SCM, clavicle, inferior belly of omohyoid

24
Q

contents of posterior belly

A

CN11 - spinal accessorycervical plexus - C1-5phrenic nerve to diaphram C3-5 (3,4,5 gotta stay alive)subclavian AVbrachial plexus - C5-8, T1

Neurocranial Anatomy (10 decks)

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