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Anatomy > Neck part 2 > Flashcards

Neck part 2 Flashcards

1
Q

What are the borders of the anterior cervical region

A

median line of neck
anterior border of scm
inferior border of the mandible
jugular notch

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2
Q

what are the subdivision of the anterior region

A

1 submental
2 submandibular
3 carotid
4 muscular

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3
Q

how are the subdivsion created in the anterior region

A

by the digastric m and the omohyoid m.

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4
Q

what is in the submental triangle of the anterior region

A

HDMA ( cord )

  • hyoid b.
  • digastric m
  • mylohyoid m
  • AJV
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5
Q

what creates the anterior jugular vein

A

these would be the superficial vv.

  • *submental v.
  • *inferior hyoid v.
  • *inferior labail v.
  • this drains into the EVJ or the SC
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6
Q

What is in the submandibular triangle of the anterior region

A
  • inferior border of mandible and the bellies of digstric m.
SHPPPM
Submandibular gland 
Hypoglassal n cn xii
part of the facial a
part of the facial v
part fo the submental a 
mylohyoid n
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7
Q

what is in the carotid triangle of the anterior region

A

superiro belly of omohyoid, posterio belly of digastric and scm

sHat cccc

Superior root of anasa cervicalis 
Hyopglossial cn XII
Accessory n cn XI
Thyoid gland 
Common carotid = ex and in 
Carotid sinus and body
Cervical plexus
Carotid sheath- vagus n. IJV, sns fibers, lympy
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8
Q

what is a carotid sinus

A

dilation of internal carotid at it origion and acts a baroreceptor

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9
Q

what si the carotid body

A

chemoreceptor at the bifurcation that detects changes in arterial blood

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10
Q

what is in the muscular triangle of the anterior region

A

superior belly of omohyoid, anterior border of scm, median plane of neck

Tapi 
Thyroid
Ansa cervicalis 
Parathyroid
infrahyoids
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11
Q

what is the arteries of the anterior region

A

carotid

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12
Q

where does the common carotid break apart

A

this happens around c4 level

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13
Q

what is in the external carotid a

A

Some Anatomist Like Freaking Out Poor Medcal Students

Superior thyroid 
Ascending pharyngeal
Lingual 
facial
Occipital 
Posterior auricular 
Maxillary 
Superficial temporal
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14
Q

what are the veins of the anterior region

A

IJV
subclavian
brachiocephalic

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15
Q

what creates the IJV

A

the sigmond sinus and the posterior petrosal sinus

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16
Q

what contributes to the IJV

A

Flopsm

Facial
Lingual
Occipital ( sometimes)
pharyngeal
superior thyroid
middle thyroid
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17
Q

what are the nerves of the anterior region

A

transverse cervical c2-3
hypoglossal n CN XII
branches of glossopharyngeal n CN IX
branches of the vagus CN X

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18
Q

Where is the transverse cervical c2-3 found

A

aroudn anterolateral neck

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19
Q

where is the hypoglossal n CN XII found

A

in the tongue

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20
Q

where is the glossopharyngeal n CN IX found

A

exits through jugular foramen

and is a mixed nerve with many fx

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21
Q

what are the muslces of the neck

A 
platysma
traps
scm
hyoid
prevertebral m
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22
Q

what is the root of the neck

A

the junction between thorax and the neck

23
Q

what is another name for the root of the neck

A

thoracocervical region

  • 1st rib
  • manubrium
  • T1 v. body
24
Q

what are the arteries of the root of the neck

A

the ABC’s

  • brachiocephalic trunk on right side
  • subclavain artery on left side

Loook in the book

25
Q

What are the viens of the root of the neck

A
  • EJV
  • AJV
  • IJV
  • subclavian
26
Q

what are the nerves of the root of the neck

A
  • vagus
  • phrenic
  • sympathetic trunks
27
Q

How does the vagus n enter the thorax in the root of the neck

A

from the right side it enter the thorax anterior to the 1st part of the subclavian a

from the left it enters the thorax between left common caroitd and left subclavian

28
Q

what is the recurrent laryngeal n and how does it enter the thorax in the root of the neck

A

this is the branch of the vagus that goes to the larynx to supply motor and sensory

Right- loops aroudn sublavian T1-T2 level
Left- loops around arch of aorta T4-T5 level

29
Q

how does the phrenic n enter the thorax of the root of the neck

A

anterior to anterior scalenes and enters thorax between subclavian aa and vv

30
Q

What is in the sympathetic trunk from the root of the neck

A

there is superior, middle and inferior ganglia in the cervical region
S- head, neck, heart
M- neck, heart
I- neck, heart, arm

31
Q

Ganglia of spinal nerves

A

via gray rami communicantes

32
Q

ganglia of thoracic visera

A

via cardiopulmonary splanchnic nerves

33
Q

ganglia of head and viscera of the neck

A

via cephalic arterial branches

34
Q

What does the thoracic duct do

A

collect most of the lymph in the body except what is collected by the right lymphatic duct

  • it will drain into the left sublavian v and the left inernal jugular v
35
Q

what is the right lymphatic duct

A

this contains
the right arm
and the right side of the
chest, neck and head and lower left lobe of the lungs

36
Q

is there lymph in the spinal cord?

A

there is a new study the found fx lymph vessel lining the dural sinuses. they look like the lymp and connect to the deep cervical lymph nodes

37
Q

What feeds into the Facial V

A

Angular v

38
Q

What branch is the Accessory phrenic n from

A

it is from the branch of subclavius nerve
IT passes downward to the phrenic nerve down from the C5 spinal n. from the subclavius nerve through the subclavian v. to join the phrenic n.

39
Q

What does the ascedning pharyngeal a supply

A

pharynx, meninges, prevertebral mm, middle ear

40
Q

What does the ascedning pharyngeala branch off from

A

Pharyngeal brs.
Inferior tympanic a.
Posterior meningeal a.

41
Q

What does the facial a supply

A

lower part of the palatine tonsil, submandibular glands, facial muscles and fascia

42
Q

what does the facial a branch off from

A 
Ascending Palatine a.
Tonsillar br.
Submental a.
Superior labial a. 
Inferior labial a.
Lateral Nasal a.
Angular a.
43
Q

what does the lingual a supply to

A

tongue, suprahyoid muscles, palatine tonsil

44
Q

what does the lingual a branch off from

A

Suprahyoid br.
Dorsal Lingual brs.
Deep Lingual a.
Sublingual a.

45
Q

what does the maxillary a supply to

A

deep face, infratemporal fossa, tympanic cavity, muscles of mastication

46
Q

what does the maxillary a branch off from

A 
Deep auricular a
Anterior tympanic a.
Middle meningeal a.
Inferior alveolar a.
Masseteric a.
Posterior deep temporal a.
Anterior deep temporal a.
Buccal a.
Posterior superior alveolar a.
Infraorbital a. 
Pterygoid canal a.
Descending palatine a.
Sphenopalatine a.
47
Q

what does the occipital a supply to

A

lateral neck, posterior neck, posterior scalp

48
Q

what does the occipital a branch off from

A 
Sternocleidomastoid brs.
Auricular br.
Mastoid br
Descending br 
Occipital brs
49
Q

what does the posterior auricular a supply too

A

part of the external ear, scalp and deeper structures posterior to the ear

50
Q

what does the posterior auricular a branch off from

A

Auricular br.
Occipital br.
Stylomastoid br.

51
Q

what does the superficial temporal a suppy too

A

scalp of the lateral ride o the head; lateral face; temporalis m.

52
Q

what does the superficial temporal a branch off from

A 
Transverse facial a.
Anterior auricular brs
Zygomaticoorbital a.
Middle temporal a.
Frontal br.
Parietal br.
53
Q

what does the superior thyroid a supply to

A

throid gland, upper part of the larynx, infrahyoid mm, SCM m.

54
Q

what does the superior thyroid a branch off from

A 
Infrahyoid br.
Sternocleidomastoid br.
Superior laryngeal a.
Criothyroid br.
Glandular brs.

Anatomy (18 decks)

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