Question

multiple choice question
what is the ability of nerve and muscle cells to produce quick reactions called?
o differentiation
o reactivity
o excitability
o stimulus

Explanation:

Excitability is the property of nerve and muscle cells to respond quickly to stimuli by generating electrical - chemical changes. Differentiation refers to cell - specialization, reactivity is a more general term for a response, and a stimulus is what causes a response, not the ability to respond.

Answer:

C. Excitability