Question 1

Wavelengths of light visible by humans:

Accepted Answer

A)  do not detect infrared or ultraviolet light. 
B)  are the least abundant wavelengths of light emitted by the sun. 
C)  are poorly transmitted in seawater. 
D)  do not consist of electromagnetic radiation. 
A)  do not detect infrared or ultraviolet light. 
B)  are the least abundant wavelengths of light emitted by the sun. 
C)  are poorly transmitted in seawater. 
D)  do not consist of electromagnetic radiation.

Question 2

Weber's Law does NOT account properly for the perception of some dimensions, such as:

Accepted Answer

A)  taste. 
B)  brightness. 
C)  loudness. 
D)  electric shock. 
A)  taste. 
B)  brightness. 
C)  loudness. 
D)  electric shock.

Question 3

Explain how functional neuroimaging can be used to investigate areas in the brain that perform specific functions.

Accepted Answer

Functional neuroimaging is an array of t

Question 4

What is diffuse optical tomography (DOT), and how is it advantageous over PET and fMRI?

Accepted Answer

Diffuse optical tomography (DOT), an eme

Question 5

Dr. Lazarte is testing an elderly patient's hearing by presenting a set of tones at different intensities. Each tone is presented multiple times, interleaved with the other tones in a random order. After each presentation, the patient indicates whether she heard the tone. The psychophysical technique being used in this scenario is the:

Accepted Answer

A)  method of adjustment. 
B)  staircase method. 
C)  method of constant stimuli. 
D)  method of random stimuli. 
A)  method of adjustment. 
B)  staircase method. 
C)  method of constant stimuli. 
D)  method of random stimuli.

Question 6

Which type of perception is NOT one of the traditional five senses?

Accepted Answer

A)  tactile 
B)  audition 
C)  olfaction 
D)  proprioception 
A)  tactile 
B)  audition 
C)  olfaction 
D)  proprioception

Question 7

A curve that relates a measure of perceptual experience to the intensity of a physical stimulus is called a(n):

Accepted Answer

A)  audibility curve. 
B)  neuropsychological function. 
C)  psychometric function. 
D)  receiver operating characteristic (RO
C)  curve. 
A)  audibility curve. 
B)  neuropsychological function. 
C)  psychometric function. 
D)  receiver operating characteristic (RO
C)  curve.

Question 8

The objects and events that are perceived and the physical phenomena they produce are known as:

Accepted Answer

A)  stimuli. 
B)  receptors. 
C)  neurons. 
D)  representations. 
A)  stimuli. 
B)  receptors. 
C)  neurons. 
D)  representations.

Question 9

A dorsal view of the cerebral hemispheres shows:

Accepted Answer

A)  only the parietal lobe. 
B)  only the frontal and occipital lobes. 
C)  the frontal, parietal, temporal, and occipital lobes. 
D)  only the brain stem. 
A)  only the parietal lobe. 
B)  only the frontal and occipital lobes. 
C)  the frontal, parietal, temporal, and occipital lobes. 
D)  only the brain stem.

Question 10

Dr. Atherton, a psychologist, wants a very quick and easy way to estimate absolute thresholds for a study. Which psychophysical method would be MOST appropriate for him?

Accepted Answer

A)  the method of constant stimuli 
B)  the method of adjustment 
C)  the method of random stimuli 
D)  the method of psychometric function 
A)  the method of constant stimuli 
B)  the method of adjustment 
C)  the method of random stimuli 
D)  the method of psychometric function

Question 11

Which statement is TRUE of an excitatory postsynaptic potential?

Accepted Answer

A)  It decreases the probability of an action potential initiated in the postsynaptic neuron. 
B)  It makes the postsynaptic neuron's membrane potential more positive. 
C)  It helps sodium ions to exit a cell. 
D)  It is an indentation between two gyri on the surface of the cerebral hemispheres. 
A)  It decreases the probability of an action potential initiated in the postsynaptic neuron. 
B)  It makes the postsynaptic neuron's membrane potential more positive. 
C)  It helps sodium ions to exit a cell. 
D)  It is an indentation between two gyri on the surface of the cerebral hemispheres.

Question 12

The law of _____ states that the kinds of perceptions we have depend on which neurons are activated, not on what is activating those neurons.

Accepted Answer

A)  specific nerve energies 
B)  absolute threshold 
C)  neural doctrine 
D)  perceptual processing 
A)  specific nerve energies 
B)  absolute threshold 
C)  neural doctrine 
D)  perceptual processing

Question 13

The minimum intensity of a physical stimulus that can just be detected by an observer is called the _____ threshold.

Accepted Answer

A)  absolute 
B)  difference 
C)  minimum 
D)  approximate 
A)  absolute 
B)  difference 
C)  minimum 
D)  approximate

Question 14

Which functional neuroimaging technique is based on measuring changes in blood flow associated with brain activity and relies on the introduction of a radioactive substance into the blood?

Accepted Answer

A)  diffuse optical tomography 
B)  electroencephalography 
C)  magnetoencephalography 
D)  positron emission tomography 
A)  diffuse optical tomography 
B)  electroencephalography 
C)  magnetoencephalography 
D)  positron emission tomography

Question 15

According to the "law of specific nerve energies," articulated by the German scientist Johannes Müller, the brain interprets certain incoming signals as visual information because of:

Accepted Answer

A)  light entering the eye. 
B)  gentle pressure of a finger against the side of an eye. 
C)  receptor neurons in the eye. 
D)  electrical currents from retinal prosthetic devices. 
A)  light entering the eye. 
B)  gentle pressure of a finger against the side of an eye. 
C)  receptor neurons in the eye. 
D)  electrical currents from retinal prosthetic devices.

Question 16

An example of sensation would be:

Accepted Answer

A)  information about a tree contained in neural signals from receptors. 
B)  information in the mind and brain used to identify, store, and use information about a tree. 
C)  the features of a tree getting converted into electrochemical signals. 
D)  an observer's knowledge and expectations about a tree. 
A)  information about a tree contained in neural signals from receptors. 
B)  information in the mind and brain used to identify, store, and use information about a tree. 
C)  the features of a tree getting converted into electrochemical signals. 
D)  an observer's knowledge and expectations about a tree.

Question 17

In an action potential, the inflow of positively charged ions drives the membrane potential in a positive direction, and if it surpasses a threshold around _____ mV, it increases rapidly until it reaches a peak at about +30 mV.

Accepted Answer

A)  -15 
B)  -25 
C)  -35 
D)  -45 
A)  -15 
B)  -25 
C)  -35 
D)  -45

Question 18

The myelin-covered axons of cortical neurons making up the interior parts of the cerebral hemispheres are known as:

Accepted Answer

A)  gray matter. 
B)  white matter. 
C)  ion channels. 
D)  gyri. 
A)  gray matter. 
B)  white matter. 
C)  ion channels. 
D)  gyri.

Question 19

A neuron's baseline firing rate:

Accepted Answer

A)  depends on the frequency of previous action potentials. 
B)  is a low spontaneous firing at fairly random intervals in the absence of any stimulus. 
C)  requires a very weak stimulus. 
D)  depends on the number of dendrites the cell possesses. 
A)  depends on the frequency of previous action potentials. 
B)  is a low spontaneous firing at fairly random intervals in the absence of any stimulus. 
C)  requires a very weak stimulus. 
D)  depends on the number of dendrites the cell possesses.

Question 20

In baseball, most hitters can detect the initial rotation of a pitched ball. Experienced hitters are able to use this information to accurately anticipate a ball's position when it reaches the plate. This shows that experienced hitters can utilize:

Accepted Answer

A)  bottom-up information. 
B)  top-down information. 
C)  distal stimuli. 
D)  transduction. 
A)  bottom-up information. 
B)  top-down information. 
C)  distal stimuli. 
D)  transduction.

Wavelengths of light visible by humans:

Weber's Law does NOT account properly for the perception of some dimensions, such as:

Explain how functional neuroimaging can be used to investigate areas in the brain that perform specific functions.

What is diffuse optical tomography (DOT), and how is it advantageous over PET and fMRI?

Which type of perception is NOT one of the traditional five senses?

A curve that relates a measure of perceptual experience to the intensity of a physical stimulus is called a(n):

The objects and events that are perceived and the physical phenomena they produce are known as:

A dorsal view of the cerebral hemispheres shows:

Dr. Atherton, a psychologist, wants a very quick and easy way to estimate absolute thresholds for a study. Which psychophysical method would be MOST appropriate for him?

Which statement is TRUE of an excitatory postsynaptic potential?

The law of _____ states that the kinds of perceptions we have depend on which neurons are activated, not on what is activating those neurons.

The minimum intensity of a physical stimulus that can just be detected by an observer is called the _____ threshold.

Which functional neuroimaging technique is based on measuring changes in blood flow associated with brain activity and relies on the introduction of a radioactive substance into the blood?

According to the "law of specific nerve energies," articulated by the German scientist Johannes Müller, the brain interprets certain incoming signals as visual information because of:

An example of sensation would be:

In an action potential, the inflow of positively charged ions drives the membrane potential in a positive direction, and if it surpasses a threshold around _____ mV, it increases rapidly until it reaches a peak at about +30 mV.

The myelin-covered axons of cortical neurons making up the interior parts of the cerebral hemispheres are known as:

A neuron's baseline firing rate:

In baseball, most hitters can detect the initial rotation of a pitched ball. Experienced hitters are able to use this information to accurately anticipate a ball's position when it reaches the plate. This shows that experienced hitters can utilize:

Light and the Eyes

The Visual Brain

Recognizing Visual Objects

Perceiving Color

Perceiving Depth

Perceiving Motion

Perception for Action

Attention and Awareness

Sound and the Ears

The Auditory Brain and Perceiving Auditory Scenes

Perceiving Speech and Music

The Body Senses

Olfaction: Perceiving Odors

Gustation: Perceiving Tastes and Flavors

Filters

Exam 1: Foundations

Wavelengths of light visible by humans:

Weber's Law does NOT account properly for the perception of some dimensions, such as:

Explain how functional neuroimaging can be used to investigate areas in the brain that perform specific functions.

What is diffuse optical tomography (DOT), and how is it advantageous over PET and fMRI?

Which type of perception is NOT one of the traditional five senses?

A curve that relates a measure of perceptual experience to the intensity of a physical stimulus is called a(n):

The objects and events that are perceived and the physical phenomena they produce are known as:

A dorsal view of the cerebral hemispheres shows:

Dr. Atherton, a psychologist, wants a very quick and easy way to estimate absolute thresholds for a study. Which psychophysical method would be MOST appropriate for him?

Which statement is TRUE of an excitatory postsynaptic potential?

The law of _____ states that the kinds of perceptions we have depend on which neurons are activated, not on what is activating those neurons.

The minimum intensity of a physical stimulus that can just be detected by an observer is called the _____ threshold.

Which functional neuroimaging technique is based on measuring changes in blood flow associated with brain activity and relies on the introduction of a radioactive substance into the blood?

According to the "law of specific nerve energies," articulated by the German scientist Johannes Müller, the brain interprets certain incoming signals as visual information because of:

An example of sensation would be:

In an action potential, the inflow of positively charged ions drives the membrane potential in a positive direction, and if it surpasses a threshold around _____ mV, it increases rapidly until it reaches a peak at about +30 mV.

The myelin-covered axons of cortical neurons making up the interior parts of the cerebral hemispheres are known as:

A neuron's baseline firing rate:

In baseball, most hitters can detect the initial rotation of a pitched ball. Experienced hitters are able to use this information to accurately anticipate a ball's position when it reaches the plate. This shows that experienced hitters can utilize:

Light and the Eyes

The Visual Brain

Recognizing Visual Objects

Perceiving Color

Perceiving Depth

Perceiving Motion

Perception for Action

Attention and Awareness

Sound and the Ears

The Auditory Brain and Perceiving Auditory Scenes

Perceiving Speech and Music

The Body Senses

Olfaction: Perceiving Odors

Gustation: Perceiving Tastes and Flavors

Filters