What do polygraphs measure? (Multiple Choice)

What do polygraphs measure?
 
  a) guilt
   b) substance abuse
   c) emotional responses
   d) unconscious conflicts

Question 2

Why is it sometimes difficult to obtain blood pressure measures that are useful?
 
  a) Blood pressure changes very slowly.
   b) Blood pressure varies throughout the day.
   c) Blood pressure is unrelated to emotional states.
   d) Blood pressure is usually lower in the doctor's office.

Question 3

Which of these is an example of a relational assessment tool?
 
  a) WAIS-R
   b) polygraph
   c) Family Environment Scale
   d) Diagnostic Interview Schedule

Question 4

Why is it important to have a widely recognized classification system for abnormal behavior?
 
  What will be an ideal response?