A neuron within the central nervous system that carries action potentials from one neuron to another is called a(n) ________.

Axons

Raising the eyebrows is the action of the ________ muscles.

Neurons in the skin that are responsible for detecting pain are

Which of the following is NOT a parasympathetic effect?

To which colors are the three different kinds of cones sensitive?

Muscles that have their fasciculi arranged like barbs of a feather along a common tendon are called

The brachioradialis is named for its

Muscles that change the shape of the tongue are called

The sympathetic and parasympathetic divisions of the ANS differ in the