In multiple sclerosis, a patient:
A) loses coordination due to the replacement of myelin with scar tissue.
B) accumulates neurofibrillary tangles in the brain resulting in dementia.
C) suffers tremors due to overly rapid and spontaneous firing of neural impulses.
D) loses the ability to move because of motor neuron degeneration.
E) suffers depression due to abnormal secretion of neurotransmitters.

Question

Quizplus · Accepted Answer

Multiple sclerosis is characterized by the immune system attacking the myelin sheath covering nerve fibers, leading to the formation of scar tissue (sclerosis). This disrupts the normal flow of electrical impulses along the nerves, affecting coordination and causing various neurological symptoms.

In Multiple Sclerosis, a Patient