Someone who has more hair than average on his body is at a higher risk than someone with less hair to be exposed to a toxin by which of the following routes?

About half of the individuals with Tourette's syndrome display

a. Copralalia b. Coprapraxia c. Attention-deficit/hyperactivity disorder d. Worsening of symptoms in adolescence

Which of the following is a guideline to ensure a message is heard and understood?

A. Use expressive speech B. Use pauses between words C. Use a moderate rate of speaking D. Use vocal quality that is very loud