EXAM 2 PSY200MakeupFORM AFALL 2013
1. In class, we constructed a neuron; the _____ would have been the part that “sprayed” Dr. Lynch, who represented a ____.
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a. dendrite; axon
b. terminal button; post synaptic neuron
c. axon; vesicle
d. soma; synapse
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2. The sensations you feel in your hand as you hold your pencil reach the brain via the sensory or _____ neurons.
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a. afferent
b. motor
c. efferent
d. inter
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3. Myelin is important because it
a. receive nerve impulses from the axon and transmit signals to adjacent cells
b. directly touch the next neuron to send a signal
c. protect the axon from the synaptic cleft
d. insulates the axon thus allowing more rapid transmission of the action potential
4. An action potential is created by the change in the electrical charge of a neuron. This is in turn leads to the firing of a neuron. This firing is most like
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a. an on/off switch
b. a radio tuner
c. the control for a gas burner
d. an electrical plug in a socket
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5. Serotonin is to dopamine as
a. emotion state is to inhibition
b. sleep is to aggression
c. dreaming is to motor control
d. appetite is to arousal
6. People who do not have sufficient acetylcholine in the brain are likely to experience
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a. elevated mood and reductions in pain sensation
b. uncontrollable tremors and difficulty with initiating movements
c. difficulty with learning and memory
d. depression and anxiety
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7. A car accident causes damage to a person's medulla oblongata. What is the person most likely going to be like?
a. the patient would be dead since it controls things such as heart and lungs
b. the patient would be incapable of being in contact with the world about them and also be unable to move when they wanted to
c. the patient would be incapable of controlling voluntary actions
d. the patient would be fine with the exception of being unmotivated to do anything
8. Alcohol interferes with movement and fine motor coordination because it affects a person’s
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a. medulla oblongata
b. pons
c. cerebellum
d. reticular formation
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9. When you automatically turn in the direction of a sudden noise, this is due to the action of which brain structure?
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a. RAS
b. hippocampus
c. thalamus
d.tectum
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10. As I watch the sun rise or as I look at a painting, the _____ lobe is the most active.
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a. frontal
b. temporal
c. parietal
d. occipital
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11. A heritability coefficient of 0.97 is obtained. What would you conclude?
a. the trait is almost entirely genetically determined
b. the trait is almost entirely environmentally determined
c. the trait is equally influenced by genes and environment
d. something is very wrong
12. If your instructor is looking out at that class, s/he might say, "I'm looking at ______."
a. stereotypes c. genotypes
b. archetypes d. phenotypes
13. Which of the following is NOT one of the ways in which neural transmission is halted?
a. the neurotransmitter causes the dendrite of one neuron to unplug from the axon of the other neuron
b. the neurotransmitter is destroyed by enzymes in the synapse
c. the neurotransmitter "plugs" into an auto receptor in the presynaptic neuron
d. the neurotransmitter is taken back into the presynaptic neuron
14. Though often chemically identical to neurotransmitters, the effect of hormones is slower than the effect of neurotransmitters because
a. they affect only the PNS
b. they are transported in the interstitial fluid
c. they are very different in molecular structure
d. they are delivered by the blood stream
15. While you are taking this test you are probably in a heightened state of arousal that will return to normal after you leave the class. These bodily responses are due to the action of which part of the nervous system?
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a. sympathetic branch of somatic
b. central communication with peripheral
c. parasympathetic branch of autonomic
d. limbic
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16. A map of the somatosensory cortex reveals that the largest portion is dedicated to sensations from the
a. arms and legs c. face and hands
b. genitals d. tongue
17. If the corpus callosum is surgically severed a patient will
a. have constant seizures
b. have two independently functioning hemispheres, with different abilities
c. be unable to smoothly execute motor movements
d. be unable to recognize faces
18. As a student, you require special abilities, such as analytical thinking and the use of language to be successful. Because of this, which area of the brain do you need most of all, i.e. “don’t leave home without”, as Mike Gazzaniga said in the Alan Alda film?
a. left hemisphere c. limbic system
b. right hemisphere d. occipital lobe
19. If you had a lesion in the hypothalamus it might affect all BUT which of the following responses/behaviors?
a.thirst c. memory
b. sexual behavior d. eating
20. What part of the cortex handles the complex functions that are unique to humans?
a. frontal c. temporal
b. brain stem d. occipital
21. You enter a florist's shop and are delighted by the fragrances. After about 15 minutes, you notice that you hardly smell them. _____ offers the best explanation of the experience.
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a. Fechner's law
b. Signal detection theory
c. Sensory adaptation
d. Transduction theory
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22. One sunny afternoon, I am sitting in the backyard. My vision at that time primarily involves the use of:
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a. rods
b. cones
c. fovea
d. binocular cells
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23. Regarding the features of a wave form, hue is to _____ as saturation is to _____
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a. frequency; amplitude
b. amplitude; complexity
c. complexity; frequency
d. frequency; complexity
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24. My niece is playing with finger paints. I notice that she creates new colors by sticking her fingers, which have paint on them, in other colors. I am witnessing:
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a. additive color mixture
b. subtractive color mixture
c. pure light
d. trichromatic color theory
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25. What can I expect of a sound that is louder than another sound?
a. the distance from one sound wave to another is larger
b. the number of air molecules is greater in the louder sound
c. the sound waves of the louder sound are higher than the sound waves of the softer sound
d. the wave is more complex
26. Many people who have had exposure to extremely loud noises experience hearing loss as a result. The effect of the loud noise was to
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a. scar the auditory nerve
b. damage the hair cells attached to the basilar membrane
c. kill off critical cells in the auditory cortex
d. cause cochlear imbalance
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27. Because some of the basketball players wore red shirts while others wore blue shirts, Susan perceived the 10 basketball players as two separate teams. This illustrates the perceptual principle of
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a. continuity
b. similarity
c. accommodation
d. retinal disparity
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28. You are driving on a country road and in the distance notice something on the side of the road that appears to be a hawk on the ground. As you get close to it you realize it is only an oddly bent county road marker. This change in visual perception is an example of
a. bottom up processing
b. how motion affects depth perception
c. the fact that our sensory system picks up the wrong information.
d. that our brain engages in an ongoing process of organization and identification of sensory information
29. Olfaction and gustation are called chemical senses because
a. they cause chemical changes in the receptors
b. they activate chemical changes in the brain
c. the stimuli of both systems are chemical molecules
d. it is important to survival to be able to smell and taste potentially dangerous chemicals
30. Recall your experience in class with the PTC papers and also the number of people who reported the asparagus in the urine odor experience; these are examples of what primary factor of sensation and perception?
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a. sensation is variable depending on age
b. it is to a great extent, genetically mediated
c. ability is always affected by sex differences
d. it is determined by sensory stimulus source
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31. The function of consciousness is to:
a. monitor hopes and dreams
b. maintain attention and alertness
c. recognize rewards and punishments and produce guilt feelings
d. monitor the self and environment, and regulate thought and behavior
32. Which of the following is the most likely cause of insomnia?
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a. disrupted sleep cycles
b. altered theta waves
c. narcolepsy
d. worrying about sleep
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33. I wake up in the middle of the night and notice that my roommate is fast asleep. I can tell because of the relaxed muscles, decreased rate of respiration, and slightly lower body temperature. My roommate is mostly likely experiencing
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a. REM
b. Stage 2 sleep
c. delta sleep
d. narcolepsy
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34. A friend, knowing that I am a psychologist, asks me to explain a dream she had and considers to be very strange. She describes the dream’s ______:
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a. manifest content
b. latent content
c. emotional concerns
d. figurative message
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35. According to the dissociation theory of hypnosis, people under hypnosis:
a. merely act out what they believe is expected of them
b. take on a role of following directions of the hypnotist simply to gain attention
c. experience a trancelike state in which there is separation from consciousawareness
d. enter a dreamlike or REM-like state of consciousness
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