Cervical Plexus Flashcards

1
Q

CERVICAL PLEXUS

  • network of nerves formed by communication between the anterior rami of the ——nerves
  • lies posterior to—- and ———
A

upper 4 cervical

IJV

SCM muscle

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2
Q

BRANCHES OF CERVICAL PLEXUS
—————
———

A

superficial or cutaneous branches

-deep or muscular and communicating branches

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3
Q

Ascending branches
——
———
——

A

lesser occipital

  • great auricular
  • nervous cutaneous colli
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4
Q

Descending branches
——-
———
———

A
  • medial supraclavicular
  • intermediate supraclavicular
  • lateral supraclavicular
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5
Q

Lesser occipital nerve

  • usuall from ——-
  • supplies skin on——-
  • connects with—— branch of ——nerve
A

just from C2 but sometimes also from C3

upper third of medial auricular aspect

posterior

great auricular

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6
Q

Great auricular nerve

  • from——-
  • encircles the—— border of——-
  • supplies skin of——
A

C2 and C3

posterior

SCM
mastoid process, back of auricle, the lobule and concha

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7
Q

Transverse Cutaneous nerve

  • from——
  • curves round the—— border of——
  • supplies skin of upper——, upper———
A

C2,C3

posterior

SCM

anterior neck

anterolateral neck too up to the level of the sternum

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8
Q

largest ascending branch of the superficial part of cervical plexus is ???

A

Great auricular nerve

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9
Q

Supraclavicular nerve

  • from—-
  • emerge from—— border of—- to descend under the—— and——
  • 3 branches
  • medial branch supplies up—— and as low as——(yes,—— joint is part 🙄)
  • intermediate branch goes as—— up to the point of——
  • lateral branch supplies the skin of———
A

C3,C4

posterior; SCM; platysma; DCV

the skin as far as midline; 2nd rib

sternoclavicular

over clavicle to supply the pecs and delts; 2nd rib

the upper and posterior parts of the shoulder

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10
Q
deep or muscular and communicating branches of cervical plexus 
Lateral series
Muscular branches
SCM                           ——-
—————-                  —-
Levator scapulae      ——
————————-       —-

Communicating branches
————————— ——-

A

2,3,4

Trapezius; 2,3

Scalenus medius

3,4

3,4

Accessory nerve

2,3,4

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11
Q

Medial series

Communicating branches
Hypoglossal. ——
——————— —-
——————— ——

A

1,2

Vagus! ; 1,4

Sympathetic; 1,2

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12
Q

PHRENIC NERVE
-from——
——supply to the diaphragm

A

3,4,5

-sole motor

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13
Q
THE ANSA HYPOGLOSSI
-formed by——-
-has 3 parts 
-superior root from—— :supplies ——
-inferior root from ——-
And , ————-: that supplies——-
A

C1,2,3
C1; superior belly of omohyoid

C2,C3

loop of ansa cervicalis; sternothyroid, sternohyoid ,inferior belly of omohyoid

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14
Q

Medial series

Muscular branches
Phrenic nerve.                  ——
Rectus capitis————-.   ——
Rectus capitis—————     ——
Longus————-.                  —-
Longus———.                        ——-
Inferior root of ansa cervicalis
Infrahyoid muscles
A

3,4,5

lateralis; 1

anterior; 1,2

capitis; 1,3

colli; 2,4

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