Neuroanatomy — Flashcards

The _____ segment of facial nerve runs above the oval window (stapes) and below the horizontal/lateral semicircular canal.

Contents of superior orbital fissure (within the common tendinous ring): - _____ - Abducens nerve - Nasociliary nerve (Mnemonic: BAN)

Rules of 4: There are four _____ structures that start with 'M'1. Motor pathway (corticospinal tract)2. Medial lemniscus 3. Medial longitudinal fasciculus (MLF) 4. Motor nuclei/nerves (CN III, IV, VI, XII)

_____ to a site of CNS or PNS axon injury there is anterograde (Wallerian) degeneration

_____ visceral efferent column contains neurons innervating muscles developed from the pharyngeal arches: Motor nucleus of V nerve: innervating muscles of masticationMotor nucleus of VII nerve: innervating muscles of facial expressionNucleus ambiguus ( IX, X, XI): innervating stylopharyngeus, pharyngeal, external laryngeal and oesophageal striated muscles

Hint: G/S

Neuroblastoma originates from _____ cells and can occur anywhere along the sympathetic chain

Layers _____ of the LGB receive the projections of the axons from the nasal retina of the contralateral eye (crossed fibres)

_____ are the predominant type of glial cell in white matter

The nerve to _____, branch of 3rd cranial nerve carries parasympathetic fibers to the ciliary ganglion.

Hint: muscle

Syringomyelia results in damage to the _____ tract 2nd-order neurons crossing in the anterior white commissure