The correct answer is C. Impulses.
Information passes along neurones in the form of electrical and chemical signals called impulses. An impulse is a brief, rapid and strong surge of electrical activity that travels down the length of a neuron.
A. Messages is incorrect because information does not pass along neurones in the form of messages.
B. Electronic signals is incorrect because the signals that pass along neurones are not purely electronic. They are a combination of electrical and chemical signals.
D. Signals is too general and does not accurately describe the specific type of signals that pass along neurones.
Verified by Abrar Samy