Head and Neck Mnemonics (PDF)

Carotid sheath contents: I See 10 CC's in the IV I See (I.C.) = Internal Carotid artery 10 = CN 10 (Vagus nerve) CC = Common Carotid artery IV = Internal Jugular Vein External carotid artery branches Some Anatomists like freaking out poor medical students Super...

Carotid sheath contents: I See 10 CC's in the IV I See (I.C.) = Internal Carotid artery 10 = CN 10 (Vagus nerve) CC = Common Carotid artery IV = Internal Jugular Vein External carotid artery branches Some Anatomists like freaking out poor medical students Superior thyroid Ascending pharyngeal Lingual Facial Occipital Posterior auricular Maxillary Superificial temporal Foramen ovale contents: OVALE Otic ganglion (just inferior) V3 cranial nerve Accessory meningeal artery Lesser petrosal nerve Emissary veins Cavernous sinus contents: O TOM CAT O TOM are lateral wall components, in order from superior to inferior. CA are the components within the sinus, from medial to lateral. Occulomotor nerve (III) Trochlear nerve (IV) Ophthalmic nerve (V1) Maxillary nerve (V2) Carotid artery Abducent nerve (VI) T: When written, connects to the T of OTOM Superior thyroid artery branches: May I Slowly Sip Galaxy Coffee? Muscular Infrahyoid Superior laryngeal Sternomastoid  Cricothyroid Glandular Internal Jugular Vein tributaries: Medical Schools Let Confident People In From inferior to superior: Middle thyroid Superior thyroid Lingual Common facial Pharyngeal Inferior petrosal sinus External jugular vein: tributaries: PAST Posterior external jugular vein Anterior jugular vein Suprascapular vein Transverse cervical vein Bell's palsy: BELL'S Palsy Blink reflex abnormal Earache Lacrimation [deficient, excess] Loss of taste Sudden onset Palsy of VII nerve muscles All symptoms are unilateral. Innervation of the Face: Mandibular nerve: Mastication. Facial nerve: Facial expression. ♦ Cranial Nerves I-optic, II-olfactory, III-oculomotor, IV-trochlear, V-trigeminal, VI-abducens, VII-facial, VIII-acoustic (vestibulocochlear), IX-glossophrayngeal, X-vagus, XI-spinal accessory, XII-hypoglossal On Old Open Tower Tops, All Finches And Grasshoppers View Harvest Stalks Composition of cranial nerves (Motor, Sensory, or Both): Some Say Marry Money, But My Brother Says Big Brains Matter More Sensory, sensory motor, motor, both, motor, both, sensory, both, both, motor, motor in the order of cranial nerves starting from the optic (cranial nerve I). Lacrimal nerve path: Lacrimal's story of 6 L's Lacrimal nerve runs above Lateral rectus, then Lets zygomaticotemporal branch join in, then supplies Lacrimal gland, then Leaves it and supplies skin of upper eye Lid! Trigeminal nerve relations in the skull (foramina): Standing Room Only Superior orbital fissure is V1 (1st branch) foramen Rotundum is V2 foramen Ovale is V3 Innervation of extra-ocular motor muscles: LR6 (SO4) 3 LR6 Lateral rectus--> VI abducens SO4 Superior Oblique--> IV Trochlear 3 The remaining 4 eyeball movers = III Ansa cervicalis nerves: GHost THought SOmeone STupid SHot Irene Geniohyoid Thyrohyoid Superior Omohyoid Sternothyroid Sternohyoid Inferior omohyoid Cervical plexus: arrangement of the important nerves: GLAST ?4 compass points: clockwise from north on the right side of neck: Great auricular Lesser occipital Accessory nerve pops out between L and S Supraclavicular Transverse cervical Tonsils: The three types PPL (people) have tonsils Pharyngeal Palatine Lingual  Thyroid: isthmus location Rings 2,3,4 make the isthmus floor Isthmus overlies tracheal rings 2,3,4 Voicebox: names of parts in sagittal cross-section There's 3 V's in your Voicebox Vestibular fold Ventricle Vocal fold Note: Vestibular and Vocal cord also known as false and true cords respectively. Pterygoid muscles (function): Look at how your jaw ends up when saying first syllable of 'Lateral' or 'Medial' "La": your jaw is now open, so Lateral opens mouth. "Me": your jaw is still closed, so medial closes the mandible. Extrinsic muscles of tongue: People should generate history Palatoglossus Styloglossus Genioglossus Hyoglossus Cricoarytenoids: abductor vs. adductor When aliens abduct you, they Probe you Posterior cricoarytenoids abduct. Lateral therefore is adduct by default. Scalp layers: SCALP: (From superficial to deep) Skin Connective tissue Aponeurosis Loose areolar tissue Pericranium Mastoid bone (muscle insertion): Log Suddenly Struck my Mastoid Longissimus capitis Splenius capitis Sternomastoid Superior orbital fissure (structures passing through): Truly Lovely Friends Take Notes On Absent Occasions  Trigeminal nerve (V1) Lacrimal nerve Frontal nerve Trochlear nerve Nasociliary nerve Oculomotor (sup. & inf. Branches) Abducens nerve Sup. Ophthalmic vein Orbit (bones of medial wall): My Little Eye Sits in the orbit Maxilla (frontal process) Lacrimal Ethmoid Sphenoid (body) ♦ Branches of Facial Nerve after Stylomastoid foramen From superior to inferior: Ten Zebras Bought My Car To Zanzibar By Motor Car Temporal, Zygomatic, Buccal, Masseteric, Cervical PAssing Through Zanzibar By Motor Car (PA for Posterior Auricular). Ten Zulus Buggered My Cat (PAinfully) Temporal branch Zygomatic branch Buccal branch Mandibular branch Cervical branch (Posterior auricular nerve) ♦ Cervical Spinal Nerves C3-4-5 keeps the phrenic alive (innervation of phrenic nerve) C3-4-5 keep the diaphragm alive (innervation of diaphragm) C5-6-7 raise your arms to heaven (nerve roots of long thoracic nerve innervate serratus anterior) ♦ V3 innervated muscles My A$$ Meets The Toilet Mylohyoid Anterior digastric Muscles of Mastication Tensor veli palatini Tensor tympani ♦V3: sensory branches "Buccaneers Are Inferior Linguists" Buccal Auriculotemporal Inferior alveolar Lingual ♦ 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 ♦ Cartilage derivatives of 1st pharyngeal arch (mandibular) I'M A Super Sexy Guy (or Girl) Incus Malleus Anterior ligament of malleus Spine of sphenoid Sphenomandibular ligament Genial tubercle of mandible Vessels Maxillary artery branches "DAM I AM Painting Ducks But Stupid Daniel Is Painting Plants Anonymously 1st part: Deep auricular Anterior tympanic Middle meningeal Inferior alveolar Accessory meningeal 2nd part: Masseteric Pterygoid Deep temporal Buccal 3rd part: Sphenopalatine Descending palatine Infraorbital Posterior superior alveolar Pharyngeal Artery of the pterygoid canal ♦ Subclavian artery branches Very Tired Individuals Sip Strong Coffee Served Daily Morning Vertebral artery Thyrocervical trunk ---Inferior thyroid ---Superficial cervical ---Suprascapular Costocervical ---Superior intercostal ---Deep cervical Mammary (internal thoracic artery) ♦ Thoracic Duct Location The duck is between two gooses (duck = thoracic duct) 2 gooses = azyGOUS and esophaGOUS