48 question (multiple choice) Psychology – Assignments Help Online | savvyessaywriters.org
48 question (multiple choice) Psychology – Assignments Help Online | savvyessaywriters.org
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1. Which of the following is NOT characteristic of REM sleep?a. Slow, delta waves in the electroencephalogram (EEG)b. The eyes move rapidlyc. It begins about once every 90 minutes during the nightd. Dreams are likely to occur2. The corpus callosuma. is the part of the brain most important for thought and languageb. is densely packed with cell bodies of neuronsc. connects the left and right hemispheres of the cerebral cortexd. is the part of the brain most important for coordinating skilled voluntary movements3. After damage to the corpus callosum, a person has difficulty naminga. objects that were unfamiliar before the time of the damageb. objects felt with the right handc. objects seen in the right visual fieldd. objects seen in the left visual field4. The right hemisphere of the cerebral cortex is specialized for controllinga. rapid or athletic movementsb. hunger, thirst, and other biological motivationsc. complex visual and spatial tasksd. language production5. In the human brain, most of the axons from the optic nerve go to thea. hypothalamusb. thalamusc. corpus callosumd. cerebellum6. Which of the following is NOT a common effect of alcohol?a. depression of the brain areas that ordinarily inhibit aggressive, sexual, or playful behaviorb. increased anxiety and tensionc. impairment of judgment and memoryd. social lubrication7. Alcohol and many tranquilizers exert many of their behavioral effects by facilitatinga. acetylcholineb. dopaminec. norepinephrined. GABA8. Many psychologists believe that the brain has a special module devoted specifically to face recognition becausea. there is a map of the face on the cortexb. each face that we have ever seen in stored in the brainc. brain damage can impair the recognition of faces even though recognition of other objects is unimpairedd. only humans are capable of recognizing faces9. The hippocampusa. is the part of the brain most important for thought and languageb. is densely packed with cell bodies of neurons and glia for control of metabolic activitiesc. is part of the limbic system involved in consolidation of new long-term episodic memoriesd. is the part of the brain most important for coordinating skilled voluntary movements10. After someone takes a drug repeatedly, the drug’s effects often grow weaker and weaker. This is called:a. withdrawalb. tolerancec. addictiond. analgesia11. When excitatory neurotransmitter is released from synaptic vesicles from a pre-synaptic neuron’s axon ending, what happens?a. an IPSP occurs in the pre-synaptic neuronb. an IPSP occurs in the post-synaptic neuronc. an EPSP occurs in the post-synaptic neurond. an EPSP occurs in the pre-synaptic neuron12. In an experiment on classical conditioning, a tone is followed by a puff of air to the eyes. After several repetitions, subjects blink their eyes when they hear the tone. In this experiment the tone is the ____ and blinking to the tone is the ___a.conditioned stimulus; unconditioned stimulusb.conditioned stimulus; conditioned responsec. unconditioned stimulus; unconditioned responsed. conditioned response; unconditioned response13. An action potential:a. is also known as the nerve impulseb. is an all-or-none depolarizationc. is produced by a “massive” influx of sodium ions into the neurond.is produced at the axon hillock when the “trigger threshold” of approximately -55 millivolts is reachede.all of the above14. Suppose someone with brain damage suffers loss of interest in sex, disturbances in eating behavior, and has difficulty regulating body temperature. What part of the brain is likely damaged?a. medullab. thalamusc. hypothalaumusd. pons15. A nursing mother puts her baby to her breast every time she hears it cry. After a few days, her milk starts to flow as soon as she hears the baby cry. In terms of classical conditioning, what is the conditioned stimulus?a. the baby’s cryb. the baby sucking at the breastc. the motherd. the flow of milk in response to sucking16. Wernicke’s area is located in the ___________ lobe and is involved in:a. frontal lobe; visionb. frontal lobe; movementc. temporal lobe; language expressiond. temporal lobe; language comprehension17. In Pavlov’s experiments he paired the presentation of food with a buzzer and measured salivation to each. In this experiment the food was thea. unconditioned stimulusb. unconditioned responsec. conditioned stimulusd. conditioned response18. After neurotransmitter attaches to post-synaptic receptor sites, what happens as a result?a. the post-synatic receptors get destroyedb. ions channels in the post-synaptic neuron’s cell membrane open to specific ionsc. the absolute refractory periodd. the resting potential19. In a typical neuron, during the resting potential the inside of the axon has an electrical charge of approximatelya. +100mVb. +50mVc. OmVd. -70mV20. The advantage of using an operational definition is that ita. provides a compromise between competing viewpointsb. enables investigators to measure a phenomenonc. explains what the term means to the average person21. What is the procedure for producing extinction in operant conditioning?a. present the unconditioned stimulus without the conditioned stimulusb. present the conditioned stimulus without the unconditioned stimulusc. give no reinforcement after the responsed. punish undesirable responses22. Shaping (in the context of operant conditioning) meansa. positive reinforcementb. reinforcing successive approximations to a desired behaviorc. physically forcing a responsed. withholding reinforcement until an undesirable behavior ceases23. If you have one gene for brown eyes and one gene for blue eyes, your genes for eye color are said to bea. heterozygousb. homozygousc. sex-linkedd. sex-limited24. In a double-blind studya. subjects are assigned randomly to both the control group and the experimental groupb. the experimenter manipulates neither the independent variable nor the dependent variablec. both the experimental group and the control group receives placebosd. neither the observer nor the subjects know which group is the experimental group and which is the control group25. The nerves that carry information from the sense organs to the spinal cord and brain, and from the spinal cord and brain to the glands and muscles, are collectively known as thea. parasympathetic nervous systemb. sympathetic nervous systemc. central nervous systemd. peripheral nervous system26. If the correlation between variable A and variable B is -0.75, thena. we can use measurements of variable A to make moderately accurate predictions of variable Bb. there is no consistent relationship between variables A and Bc. there is a relationship between variables A and B, but it has been growing weaker over timed. the mean value of B is less than the mean value of A27. Under what circumstances can we use a correlation to infer that one variable causes another variable?a. under no circumstancesb. the correlation coefficient is -1c. the correlation coefficient is 0d. the correlation coefficient is +128. Which phrase best describes Darwin’s concept of natural selection?a. inheritance of acquired characteristicsb. dominant traits are expressed over recessive traitsc. humans evolved from chimpanzeesd. reproduction of the fittest29. An independent variable is one thata. is irrelevant to what happens in the experiemntb. the experimenter cannot control or measurec. the experimenter manipulates (as a hypothesized cause of something)d. the experimenter measures after the treatment30. Dr. Ratrunner deprives several rats of food for different lengths of time and then places them at the start of a maze. He records how long each rat takes to reach the food at the end of the maze. The running speed of the rats is thea. dependent variableb. normal distributionc. inferential statisticd. independent variable31. Brain surgery is sometimes conducted under local anesthesia while the patient remains awake. During such surgery, suppose the surgeon lightly stimulates a few neurons in the patient’s left parietal cortex (in the post-central gyrus). What will the patient probably experience?a. touch sensation somewhere in the right half of the bodyb. visual sensation somewhere in the left visual fieldc. auditory sensation coming from the right side of the worldd. movements of the left side of the body32. An experiment was conducted to test the effect of rewards on learning. One group of subjects was paid 10 cents for every word they memorized and the other group was not paid. Number of words memorized was measured. Which of the following is true?a. number of words memorized is the dependent variableb. payment or not is the dependent variablec. random assignment should ensure that the groups differ in the beginningd. number of words memorized is the independent variable33. In one study, the experimental group is subjected to loud, unpredictable noises to see whether or not those noises will affect performance on a memory task. What will the control group do?a. nothing at allb. perform the memory task without noisesc. listen to the noises but perform no taskd. control the noises that the experimental group has to listen to34.The standard deviation is a statistic that measuresa. the average scoreb. the difference between two groupsc. mistakes made by the experimenterd. the variability of scores35. What does it mean to say that “p<.05"?a. the correlation between two variables is very low, almost randomb. the probability that the experiment was done correctly is less than 5%c. fewer than 5% of all scientists agree with the theoryd. the probability of getting such a pattern of results by chance alone is less than 5%36. In a group of people it is found that most short people have small shoe sizes, whereas most tall people have large shoe sizes. This type of correlation is:a. zero or no correlationb. a positive correlationc. a negative correlationd. a causal relationship37. A dog salivates to a low tone and a high tone even though it has only ever experienced the association of the low tone and food. This is an example of:a. stimulus controlb. preparednessc. stimulus generalizationd. the partial reinforcement effect38. Newborns spend what percent of total sleep time in REM sleep?a. about 0 percentb. about 20-40 percentc. about 50-80 percentd. about 100 percent39. Which of the following is not a stimulant?a. nicotineb. cocainec. Ritalind. alcohol40. Which school of psychology argued for the existence of free will and the innate human potential for growth and development?a. humanisticb. gestaltc. behavioristd. psychoanalytic41. The ___________________ are the visual receptors and their function is to _____________ into neuron potentials that go along the optic nerve to the ____________.a. hair cells; convert light; ponsb. rods and cones; convert light; frontal lobec. rods and cones; convert light; thalamusd. retinal ganglion cells; convert light; superior colliculus42. If the optic nerves from the eyes were somehow connected to the taste cortex, you would:a. taste soundsb. taste lightc. see tastesd. feel light43. The auditory receptors are the ___________ and are located in the _____________.a. hair cells; cochleab. hair cells; auditory cortexc. auditory nerve; brainstemd. auditory nerve; temporal lobe of the cortex44. When psychologists study how much of a behavior is due to genetics and how much is due to the environment, they are working with which important question?a. the nature-nurture issueb. the mind-body problemc. the question of determinismd. the problem of dualism vs. monism45. The amygdala is involved in:a. fear and aggressionb. perception of colorc. perception of the bodyd. languagee. b and c above46. The part of the brain involved in regulation of states of consciousness (alert, drowsy, etc.) and sleep and waking is the:a. reticular formationb. occipital lobec. limbic systemd. corpus callosum47. What we experience psychologically as different colors corresponds to what physical properties of the external world?a. the actual colors of objects that are in the worldb. different wavelengths of lightc. different intensities of lightd. none of the above48. The primary visual cortex is located in the:a. hippocampusb. occipital lobec. frontal lobed. thalamus
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