In Both Humans and Animals, It Appears That in Acts

question 161

Multiple Choice

In both humans and animals, it appears that in acts of impulsive aggression, low levels of the neurotransmitter may play a role.

• A) dopamine
• B) serotonin
• C) norepinephrine
• D) GABA

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Definitions:

Neurilemma

The outermost layer of Schwann cells that surrounds the axon of a neuron, essential for the regeneration of peripheral nerve fibers.

Nissl Bodies

Structures found in nerve cells, involved in protein synthesis and recognized by their dark staining with basic dyes.

Ependymal Cells

Glial cells lining the ventricles in the brain and the central canal of the spinal column, involved in producing cerebrospinal fluid.

Neuroglial Cell

Non-neuronal cell in the nervous system that supports, protects, and nourishes neurons; also known as glial cell.