PSB Final Exam Study Guide (199 Questions with Complete Solutions)

PSB Final Exam Study Guide (199 Questions with Complete Solutions) Santiago Ramon y Cajal advocated the neuron doctrine, which is the view that _________. a. The brain is a continuum and not comprised of discrete cells. b. The brain is comprised of discrete cells called neurons which communicate at synapses. c. Neurons are the only cells in the brain. d. All of these. - CORRECT ANSWER b. The brain is comprised of discrete cells called neurons which communicate at synapses. What did the findings of Broca and Wernicke different aspects of speech were impaired when different brain regions were lesioned suggest? a. That the cortex is equipotential and works according to a principle of mass action. b. That phrenology maps were correct. c. That there is regional specialization for different aspects of complex cognitive functions. d. All of these. - CORRECT ANSWER c. That there is regional specialization for different aspects of complex cognitive functions. Biological Psychology, or equivalently Behavioral Neuroscience ________. a. Is the modern study of the relationship between brain and behavior. b. Proceeds at multiple levels of analysis. c. Attempts to relate somatic variables to behavioral variables. d. All of these. - CORRECT ANSWER d. all of these. Which of the following is an example of manipulating a somatic variable to study effects on a behavioral variable? a. Injecting testosterone into a male rat and observing any changes in its mating behaviors. b. Placing a person in a stressful situation and measuring changes in cortisol levels. c. Giving people a survey about their daily stress levels and hours of sleep and looking for correlations between sleep and stress levels. d. None of these. - CORRECT ANSWER a. Injecting testosterone into a male rat and observing any changes in its mating behaviors. Which of the following is an example of manipulating a behavioral variable to study its effects on a somatic variable? a. Lesion the prefrontal cortex of a monkey to study its effects on a working memory task. b. Looking for correlations between the amount of gray matter in a person's cortex and their intelligence quotient. c. Raising one population of rats in an enriched sensory environment and another in a bare cage and comparing the thickness of their cortices. d. None of these. - CORRECT ANSWER c. Raising one population of rats in an enriched sensory environment and another in a bare cage and comparing the thickness of their cortices. Neurons are ____________. a. Electrically polarized cells specialized for the transfer of information. b. Cells which are only found in mammals. c. The only cells in the brain. d. None of these. - CORRECT ANSWER a. Electrically polarized cells specialized for the transfer of information. The flow of electrical information in neurons is ________. a. Soma to axons to dendrites. b. Axon to dendrites to soma. c. Axon to soma to dendrites. d. Dendrites to soma to axons. - CORRECT ANSWER d. Dendrites to soma to axons. Which of the following correctly indicates the order of events in synaptic transmission? a. Vesicles fuse to membrane, neurotransmitter diffuses across synaptic cleft, neurotransmitter binds post-synaptic receptors. b. Neurotransmitter diffuses across synaptic cleft, vesicles fuse to membrane, neurotransmitter binds to post-synaptic receptors. c. Neurotransmitter binds post-synaptic receptors, vesicles fuse to membrane, neurotransmitter diffuses across synaptic cleft. d. None of these. - CORRECT ANSWER a. Vesicles fuse to membrane, neurotransmitter diffuses across synaptic cleft, neurotransmitter binds post-synaptic receptors.