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An example of a distal stimulus would be ,while an example of a proximal stimu- lus would be .


A) a slamming door;sound waves
B) a pine tree;a slamming door
C) sound waves;a slamming door

D) A) and B)
E) All of the above

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Our sense of the position of our limbs as well as our feeling of their movement is known as


A) proprioception.
B) nociception.
C) olfaction.

D) None of the above
E) All of the above

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In a signal detection experiment,the value of d` is a function of


A) the observer's sensitivity and the magnitude of the stimulus.
B) the observer's decision criterion and the magnitude of the stimulus.
C) the observer's sensitivity and decision criterion.

D) A) and C)
E) All of the above

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Muller's states that "the kinds of perceptions we have depend on which neurons are activated,not on what's activating those neurons."


A) law of specific nerve energies
B) law of effect
C) neural doctrine

D) All of the above
E) B) and C)

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Describe five distal stimuli and their associated proximal stimuli that you are experiencing in your present environment;no two stimuli should be from the same perceptual dimensions.For each of these distal stimuli,describe the top-down processes used in perceiving it.

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Answers should first relate sensory expe...

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In a single-cell recording,


A) one electrode is placed inside the cell membrane and one electrode is placed outside the cell membrane.
B) one electrode is placed inside the soma and one electrode is placed inside the axon.
C) two electrodes are placed inside the cell membrane at different locations.

D) A) and B)
E) A) and C)

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A person's knowledge,expectations,and goals are referred to as


A) bottom-up information.
B) top-down information.
C) either top-down or bottom-up information.

D) A) and B)
E) All of the above

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The wavelengths of the visible spectrum


A) do not include infrared or ultraviolet light.
B) are the least abundant wavelengths of light emitted by the sun.
C) are poorly transmitted in water.

D) All of the above
E) B) and C)

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An axon's membrane potential results from


A) the concentration of positively and negatively charged ions on either side of the cell membrane.
B) the concentration of only sodium and potassium ions within the cell membrane.
C) the concentration of neurotransmitters on either side of the cell membrane.

D) A) and B)
E) A) and C)

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Positron emission tomography (PET) indirectly measures neural activity by measuring


A) changes in blood flow.
B) changes in metabolic activity.
C) the magnetic properties of neurons.

D) None of the above
E) All of the above

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Describe a neuroimaging study that could be used to investigate the presence of a brain area specialized for the processing of faces.(For this question,you need to think of the appropriate visual stimuli to present to participants. )

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Since a neuroimaging design is requested...

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According to the "law of specific nerve energies," the reason the brain interprets certain incom- ing signals as being visual information is that these signals


A) are the result of photons entering the eye.
B) are the output of specialized neurons called photoreceptors.
C) enter the brain via the optic nerve (a bundle of fibers that connects the eye to the brain) .

D) B) and C)
E) A) and C)

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During the action potential,the membrane potential reaches a peak of


A) -30 mV.
B) +30 mV.
C) +70 mV.

D) B) and C)
E) All of the above

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Perception primarily differs from sensation in that only perception involves


A) forming mental representations of objects and events.
B) converting features of the environment into electrochemical signals.
C) the use of specialized sense organs.

D) B) and C)
E) A) and C)

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You and a friend jump into a pool,forgetting you are both still carrying your smart phones.Your smart phone now has no sound but has a picture.Your friend's identical phone has sound but no picture.Is this a single or double dissociation? Discuss whether this pattern implies the existence of sound and picture modules within the phones.

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Individually,both friends show a single ...

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Most neural signals originating in the sensory organs pass through which subcortical structure?


A) thalamus
B) hippocampus
C) amygdala

D) All of the above
E) A) and C)

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The process of transduction occurs in


A) the brain.
B) all neurons.
C) specialized neurons.

D) A) and C)
E) A) and B)

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The idea that perception depends on the combined activity of many specialized neurons,each of which responds to specific aspects of a stimulus defines the


A) neuron doctrine.
B) law of specific nerve energies.
C) principle of natural selection.

D) B) and C)
E) A) and C)

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Using examples from three different senses,describe three activities in which you need to detect small differences in the intensity of sensory stimuli.What role does your difference threshold play in each activity?

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Appropriate examples might be cooking,in...

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According to signal detection theory,saying "yes" after a signal is presented is considered a


A) hit.
B) false alarm.
C) miss.

D) A) and B)
E) A) and C)

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