Meaning Of The Word Substantia nigra

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Substantia nigra Meaning

Substantia nigra Definition
Substantia nigra Definition

What's The Definition Of Substantia nigra?

substantia nigra in American English
a layer of dark cells in the midbrain that produce the neurotransmitter dopamine: Parkinson's disease is caused by an inadequate supply of dopamine
noun: a deeply pigmented area of the midbrain containing dopamine-producing nerve cells

substantia nigra in British English
noun: a layer of grey matter in the brain that produces dopamine and contains pigmented nerve cells, loss of which has been associated with Parkinson's disease

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