The Substantia Nigra

question 541

Multiple Choice

The substantia nigra:

• A) contains dopamine-producing neurons and is involved in motor control.
• B) is the region that has shown the greatest degree of neurogenesis in humans.
• C) is the primary communication link between the left and right cerebral hemispheres.
• D) is a hindbrain structure that controls vital life functions such as breathing and circulation.

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