55.4 MB (2.3 MB compressed)
5315 x 3645 pixels
45.0 x 31.0 cm ⏐ 17.7 x 12.2 in (300dpi)
JACOPIN / BSIP / SCIENCE PHOTO LIBRARY JACOPIN / BSIP / SCIENCE PHOTO LIBRARY
Illustration of Parkinson's disease. It affects dopamine neurons in the substantia nigra. Dopamine, vital for transmitting the nerve impulse used in controlling motor function, is destroyed. The nerve impulse cannot reach the striatum, the nerve structure involved in voluntary and automatic motor function.
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