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Anatomy > Neck part 1 > Flashcards

Neck part 1 Flashcards

1
Q

What are the bones of the neck

A
  • hyoid
  • cervical vertebra
  • manubrium
  • clavicles
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2
Q

What are all the Regions and trigales of the neck

A

slide 3- draw out

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3
Q

Where can the hyoid bone be found

A

level of C3

- between the mandible and thyroid cartilage

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4
Q

What is in the superficial fascia of the neck

A
  • cervical subcutaneous fascia
    = contians the platysma
    and is between the deep and skin of the neck
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5
Q

what is in the deep fascia of the neck

A

1 investing
2 pretracheal
3 prevertebral
4 carotid sheath

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6
Q

What is in the investing layer

A
  • it contian both traps and scm m.
  • is called the 4 corners as it hold those muscles in the four corners of the neck
  • and has a superior and inferior attachments
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7
Q

what is the superior attachment for the investing layer of the deep fasica

A

msz mch

  • mastoid process
  • superior nuchal line of o.b.
  • zygomatci arch
  • mandible
  • cervical ver. - sp
  • hyoid bone
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8
Q

what is the inferiro attachment for the investing layer of the deep fasica

A

scam

  • spine of scap
  • clavicles
  • acromion
  • manubrim
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9
Q

What is the suprasternal space

A

the space between the 2 layers of attachment

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10
Q

What is in the pretracheal layer of the deep fascia of the neck

A
  • this is very thin
  • extending down into the thoracic to form the pericardium that goes around the heart
  • also go up to create the pully or trochlea for the digastric m.
  • encloses the trachea and the infrahyoid m.
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11
Q

what is in the prevertebral layer of the deep fascia of the neck

A
  • from the base of the skull to the superior mediastinum, level of 3rd thoracic v. and it fuses w/ ALL
  • form part of th etubular sheath that covers the v. c. and the prevertebral m.
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12
Q

what is in the carotid sheath layer of the deep fascia of the neck

A
  • extention of the pretracheal layer

- and is from the cranial base to root of the neck

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13
Q

What is in side the carotid sheath

A
  • common carotid a
  • IJV
  • vagus n cn x
  • sns fibers
  • carotid sinus, body
  • lymph nodes
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14
Q

what is a key landmark in the neck

A

the SCM which divides the neck into anterior and lateral regions along w/ anterior and posterior triangles

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15
Q

what is the lesser supraclaviualar fossa

A

the scm separates at inferior attachment to form this

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16
Q

What are the regions of the neck

A
  • scm
  • posterior
  • lateral — this is the posterior triangle
  • anterior — this is the anterior triangle
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17
Q

What does the SCM contain

A
  • EJV
  • Great auricular n( c2-3)
  • transverse cervical n. (C2-3)
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18
Q

What are the posterior regions borders

A

the posterior to anterior border of the traps

19
Q

what does the posterior region contain

A
  • the traps
  • subocciptial region
  • cutaneous branch of poster rami of the cervical spinal n.
20
Q

What are the lateral regions borders

A

scm
traps
clavicle

21
Q

what are the subdivision of the lateral region

A
  • occipital triangle

- suprclavicular triangle

22
Q

what creates the subdivision of the lateral region

A

the omohyoid inferior belly creates the regions

23
Q

what is in the occipital triangle

A

Pat L pot

  • Part of the external jugular v
  • Accessory n CN xi
  • transverse cervical a.
  • lymph nodes
  • Posterior branches of cervical plexus
  • occipital a.
  • truck of the brachial plexus
24
Q

What is in the supraclavicular triangle

A

Liss

  • Lymph nodes
  • Inferior EJV
  • Subclavian v
  • Subclavian a— 3rd part
  • Suprascapular a
25
Q

What are the muscles of the lateral region

A
  • splenius capitis
  • levator scapulae
  • middle scalene
  • posterior scalene
  • anterior scalene
26
Q

what are the arteries of the lateral regions

A
  • occipital a
  • suprascapular a
  • transverse cervical a
  • thyrocervical trunk lateral portion
  • 3 part of the subclavain a
27
Q

how many parts does the subclavain a have

A

3

28
Q

what is in part 1 of the subclavain a

A
  • from origian to medial border of the anterior scalene
  • vertebral a ( brian)
  • internal thoraic a( thorax, thoracic wall,and abd wall)
  • thyrocervical trunk
29
Q

what is in part 2 of the subclavain a

A
  • posterior to anterior scalene
  • costocervical trunk ( supreme intercostal a to first 2 intercostals and deep cervical a to deep cervical m.)
  • *dorsal scapular
30
Q

what is in part 3 of the subclavain a

A
  • from lateral border of anterior scalene to outer border of first rib
  • *dorsal scap a ( this is the main veration for this )
  • *suprascapular a
31
Q

What can be found in the thyroicervical trunk

A
  • transverse cervical
  • ascending cervical
  • suprascapular ( can also come from the 3 part, m. and scapular joint)
  • inferior thyroid ( thyroid)
32
Q

what are the division of the transverse cervical a

A
  • superfical that runs with the accessory n to the traps
  • deep branch is the dorsal scapular a. and can come from part 2 and 3 and runs with the n. to the levator and rhomboids
    • in general: muscles lateral cervical region
33
Q

What are the veins of the lateral regions

A
  • ejv
  • subclavian
  • brachiocephalic
34
Q

what makes up the EJv

A
  • posterior auricular v
  • retromandibular v
    • then empties into the subclavian v
35
Q

what makes up the brachiocephalic

A

the comiing together of the subclavian and the IJV

36
Q

What are the nerves of the lateral cervical region

A
  • accesory n - cn x
  • roots/ trunks of the brachial plexus
  • suprascapular n.
  • anterior rami c1-c4
  • branches of the cervical plexus
37
Q

where do the cutaneous nerves of the cervical plexus come out of

A

the nerve point of the neck ( erbs point ) that comes out of the SCM m.

  • lesser occipital
  • great auricular
  • transverse cervical
  • supraclavicular
38
Q

What are the cervical plexus nerves

A

Go spat

Great auricular 
O(lesser) occipital
Supraclavicular 
Phrenic n 
Ansa cervical 
Transverse cervical
39
Q

What is the Great auricular n

A

c2-c3

- skin of and below the ear

40
Q

what is the lesser occipital n

A

c2

skin behind the ear

41
Q

what is the supraclavicular n

A

c3-4

skin root of neck and chest shoulder

42
Q

what is the phrenic n.

A

c3,4,5 ( mostly 4)

– accessory phrenic n come with the addtion of c5 later on through the subclavain v.and joins at the root of the neck

43
Q

what is the ansa cervicalsi

A

C1-3

  • -supeior root- c1-2 and runs with hypoglossial n and meet with c3
  • -inferior root is c2-c3

** the inferior and superior form to create this nerve

44
Q

what is the transverse cervical

A

c2-3

skin anterior neck

Anatomy (18 decks)

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