Myasthenia gravis is a collection of muscle disorders that cause muscle fatigue and weakness.What is the major mechanism?
A)Overproduction of acetylcholinesterase
B)Autoimmune destruction of nicotinic acetylcholine receptors
C)Demyelination of axons in motor pathways
D)Autoimmune destruction of L-type Ca²⁺ channels.
E)A tumor that overproduces acetylcholine

Question

Quizplus · Accepted Answer

Myasthenia gravis is primarily caused by the autoimmune destruction of nicotinic acetylcholine receptors, which are necessary for muscle contractions. This leads to muscle fatigue and weakness.

Myasthenia Gravis Is a Collection of Muscle Disorders That Cause