Which of the following pathological conditions is due to an insufficient neurotransmitter at a synapse?

A) Guillain-Barré syndrome
B) multiple sclerosis
C) myasthenia gravis
D) shingles


C
Explanation: Myasthenia gravis is due to an insufficient neurotransmitter at a synapse. Guillain-Barré syndrome is a loss of myelin covering of the nerves. Multiple sclerosis is a loss of myelin insulation around the nerves. Shingles is an eruption of painful blisters along a nerve path.

Health & Biomechanics

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