Nervous System

Ansa cervicalis nerves

GHost THought SOmeone STupid SHot Irene”:

  • Geniohyoid
  • Thyrohyoid
  • Superior Omohyoid
  • Sternothyroid
  • Sternohyoid
  • Inferior omohyoid

CN VII innervated muscles (branchial arch 2 derivatives)

“Imagine someone making the facial expression to say ‘PSS…‘ “:

  • Facial expression muscles
  • Posterior belly of digastric
  • Stapedius
  • Stylohyoid

Facial nerve branches

Two Zombies Buggered MCat”:

From superior to inferior:

  • Temporal branch
  • Zygomatic branch
  • Buccal branch
  • Mandibular branch
  • Cervical branch

Alternatively: “Two Zulus Bit MCat”.

Alternatively: “Two Zebras Bit MCoccyx”.

Alternatively: “TZanzibar BMotor Car”.

Alternatively: “Tall Zulus Bear Many Children”.

Facial nerve: branches after Stylomastoid foramen

Ten Zulus Buggered MCat (Painfully)”:

From superior to inferior:

  • Temporal branch
  • Zygomatic branch
  • Buccal branch
  • Mandibular branch
  • Cervical branch

(Posterior auricular nerve)

Alternatively: “PAssing Through Zanzibar BMotor Car” (PA for Posterior Auricular).

Extraocular muscles cranial nerve innervation

LR6SO4 rest 3“:

Lateral Rectus is 6th

Superior Oblique is 4th

rest are all 3rd cranial nerve

Lacrimal nerve course

“Lacrimal’s story of 8 L’s”:

Lacrimal nerve runs on Lateral wall of orbit above Lateral rectus, then Lets communicating branch join in, then supplies Lacrimal gland, then Leaves it and supplies Lateral upper eye Lid!

Lingual nerve course

The Lingual nerve

Took a curve

Around the Hyoglossus.

“Well I’ll be f*#ked!”

Said Wharton’s Duct,

“The bastard’s gone and crossed us!”

Scalp: nerve supply

GLASS:

  • Greater occipital/ Greater auricular
  • Lesser occipital
  • Auriculotemporal
  • Supratrochlear
  • Supraorbital

Trigeminal nerve: where branches exit skull

Standing Room Only”:

Superior orbital fissure is V1

foramen Rotundum is V2

foramen Ovale is V3

V3 innervated muscles

My A$$ Meets The Toilet”:

  • Mylohyoid
  • Anterior digastric
  • Muscles of Mastication
  • Tensor veli palatini
  • Tensor tympani

V3 innervated muscles (branchial arch 1 derivatives)

M.D. My TV“:

  • Mastication [masseter, temporalis, pterygoids]
  • Digastric [anterior belly]
  • Mylohyoid
  • tensor Tympani
  • tensor Veli palatini

V3: sensory branches

Buccaneers Are Inferior Linguists”:

  • Buccal
  • Auriculotemporal
  • Inferior alveolar
  • Lingual

 You can suggest more mnemonics …

Warm regards,

Dr. Indrajit Rana

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