Which Condition of the Motor Nerves of the Spinal Cord

question 44

Multiple Choice

Which condition of the motor nerves of the spinal cord is sometimes called Lou Gehrig's disease and is characterized by muscle wasting,spasms,and eventual paralysis?

• A)multiple sclerosis
• B)von Recklinghausen's disease
• C)amyotrophic lateral sclerosis
• D)neurofibromatosis

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Definitions:

Atomic Nucleus

The central part of an atom, composed of protons and neutrons, which contains the majority of the atom's mass.

Beta Decay

A radioactive decay process in which an unstable atomic nucleus transforms by emitting a beta particle (electron or positron).

Two-Atomic-Mass Unit

A unit of mass equal to one-twelfth the mass of a carbon-12 atom, used to express atomic and molecular weights.

Beta Particle

A high-energy, high-speed electron or positron emitted by the radioactive decay of an atomic nucleus.