Neuroanatomy · Nervous System · Medium
Fasciculus
Meaning: A bundle of nerve fibres running together within the brain or cord, such as the medial longitudinal one.
In practice: A lesion of the medial longitudinal fasciculus causes internuclear ophthalmoplegia.
Quick check
Two questions on related neuroanatomy words.
Which word means: One of four small rounded elevations on the dorsal surface of the midbrain.
Answer: Colliculus
Which word means: A nerve cell within the central nervous system that links sensory and motor cells, relaying and modulating signals.
Answer: Interneuron
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