Adetailed description of a particular individual being studied or treated is called a

What effect do stimulants, such as cocaine, have on the nervous system? o a. stimulants change the activity of neurotransmitters. o b. stimulants mimic hormones and influence moods. o o c. stimulant|mchange how sensory information is processed. d. stimulants decrease brain activity.

Which two levels of the spine that can undergo flexion and extension?

The load is the pivot point of a lever.