The reliabilities of different forms of a test are not important in equating tests

What are the main components of the central nervous system?

a) brain and spinal cord b) chromosomes and genes c) glands and sensory receptors d) hormones and neurotransmitters

Which of the following is an incorrect statement concerning electroconvulsive therapy?

a. it is understood why the treatment works b. people who receive the treatment have a relatively high relapse rate c. some researchers show concern the procedure might cause permanent brain damage d. the procedure can produce side effects, such as confusion or loss of memory, although they are usually not serious