Chase has been in a car wreck.  When the EMTs reach him, he is pale due to shock.  This term refers to the paleness.

What category of receptor cell is used to sense light?

Stubbing your toe and feeling the pain in the toe is an example of visceral pain.

The central nervous system is composed of which of the following?

You are enjoying an ice cream cone.  What receptors are being used? 

The two main divisions of the nervous system are afferent and efferent.

Spreading the legs apart, as in doing jumping jacks, is an example of

Most dreaming occurs during Stage 4 NREM sleep.

The first cervical vertebra is referred to as the _______ and the second cervical vertebra is referred to as the _______.

Mrs. Smith (from the lab) that was in a car wreck is having difficulty flexing her leg at the knee.  it is most likely due to problems with:  Choose all that apply.