One Liners for Head and Neck Anatomy
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| Vertebral level of hyoid bone | C3
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| Vertebral level of thyroid cartilage | C4 and C5
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| Vertebral level of cricoid cartilage | C6
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| Muscles that are innervated by CN XI | Trapezius, SCM
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| Structures that course between anterior and middle scalene | Brachial plexus, subclavian artery
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| Innervation of omohyoid, sternohyoid and sternothyroid | Ansa cervicalis (C1-3 ventral rami)
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| Innervation of digastric | Anterior belly = CN V
Posterior belly = CN VII
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| Innervation of carotid sinus and carotid body | CN IX, CN X
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| Major structures to pass through pharyngeal wall superior to superior constrictor | Auditory tube, levator veli palatini
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| Nerves of pharyngeal plexus | CN IX (mucosa), CN X (musculature), Sympathetics (vasomotor)
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| Only muscle innervated by CN IX | Stylopharyngeus
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| Structures that pierce thyrohyoid membrane | Internal laryngeal nerve,
superior laryngeal artery
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| Only muscle to abduct vocal cords | Posterior cricoarytenoid
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| Innervation of cricothyroid | External laryngeal nerve
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| Innervation of laryngeal muscles exclusive of cricothyroid | Recurrent laryngeal
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| Muscle that increases tension on vocal cords | Cricothyroid
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| Sensory nerve to larynx superior to vocal cords | Internal laryngeal
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| Sensory nerve to larynx inferior to vocal cords | Recurrent laryngeal
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| Site of aspirated lodged fishbone | Piriform recess
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| Afferent and efferent limbs of gag reflex | CN IX – CN X
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| Afferent and efferent limbs of cough reflex | CN X – CN X
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| Nerve at risk when performing thyroidectomy | Lt & Rt recurrent laryngeal nerves
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| Nerve injury that causes hoarseness following thyroid surgery | Recurrent laryngeal
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| Chief structures that traverse internal acoustic meatus | CN VII and VIII
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| Foramen where CN VII exits skull | Stylomastoid foramen
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| Major arterial supply to calvaria and supratentorial dura | Middle meningeal
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| Major cutaneous nerve of face | CN V
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| Major artery to internal structures of head | Maxillary
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| Spinal levels of sympathetic fibers to head | T1 – 2
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| Autonomic ganglia for CN III | Ciliary
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| Sensory ganglia for CN VII | Geniculate
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| Autonomic ganglia for CN VII | PPG and submandibular
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| Autonomic ganglia for CN IX | Otic
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| Muscle attached to disc of TMJ | Lateral pterygoid
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| Muscle that retracts mandible | Temporalis
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| Major nerve to TMJ (pain) | Auriculotemporal (V3)
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| Specific nerves that elicit secretion from the parotid gland | Tympanic branch of CN IX
and lesser petrosal
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| Branch of CN V that carries parasympathetics to parotid | Auriculotemporal (V3)
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| Structure that opens into superior meatus of nasal cavity | Posterior ethmoid sinus
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| Structures that open into middle meatus of nasal cavity | Frontal, maxillary, anterior
and middle ethmoid sinuses
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| Structure that opens into inferior meatus of nasal cavity | Nasolacrimal duct
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| Major artery to nasal cavity | Sphenopalatine
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| Most common site of nose bleed | Kiesselbach’s plexus
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| Innervation of levator veli palatini | CNX
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| Muscle that opens auditory tube | Tensor veli palatini
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| Innervation of tensor veli palatini | CN V3
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| Nerve that provides taste to anterior 2/3 of tongue | Chorda tympani
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| Site of cell bodies for nerve that carries taste to anterior 2/3 of tongue | Geniculate ganglion
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| Specific nerve that elicits secretion from submandibular gland | Chorda tympani
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| Branch of CN V that carries parasympathetic to submandibular | Lingual
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| Nerve injured when tonsilar pillars sag and uvula deviates | CN X
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| Nerve potentially injured with tonsillectomy | CN IX
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| Muscle that protrudes tongue | Genioglossus
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| Nerve injured when deviation of protruded tongue | Ipsilateral CN XII
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| Specific nerve that stimulates tear production | Greater petrosal CN VII
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| Sensory nerve to cornea | CN V1 (nasociliary)
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| Muscle that elevates and abducts eye | Inferior oblique
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| Muscle that depresses and abducts eye | Superior oblique
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| Site of preganglionic nerve cells that elicits dilation of pupil | Lateral horn, T1 - 2
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| Site of postganglionic nerve cells that elicits dilation of pupil | Superior cervical ganglion
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| Site of preganglionic nerve cells that elicits constriction of pupil | Edinger-Westphal
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| Site of postganglionic nerve cells that elicits constriction of pupil | Ciliary ganglion
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| Innervation of external surface of tympanic membrane | Auriculotemporal(V3),CN X
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| Innervation of internal surface of tympanic membrane | CN IX
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