A person taking a "lie detector" test may be asked a question, such as "Was the gun that killed Hensley a, a) Colt, b) Smith & Wesson, c) Walther PPK, or d) Luger?" A guilty person should show more reaction on the polygraph to the correct gun, while an innocent person should the same reaction to all four responses. This type of questioning is part of the __________ test

The case study of the patient K.C., who suffered a closed-head injury at age 30, suggests

that semantic and episodic memory a. deteriorate at the same rate. b. are actually the same system. c. are both related to a third underlying memory system. d. are separate systems in the brain. e. piggyback onto each other.

Despite its dangers, a young man continues to take cocaine because of the feelings of euphoria it produces for him. This powerful arousal of his nervous system is probably due to cocaine's ability to ________

a. inhibit enzymes that break down neurotransmitters b. block the receptor sites for neurotransmitters c. increase the release of dopamine d. allow excess amounts of dopamine to accumulate in the synapses