Question 1

The technique that detects voltage changes in the brain is

Accepted Answer

A)  computed tomography (CT). 
B)  electroencephalography (EEG). 
C)  functional magnetic resonance imaging (fMRI). 
D)  positron emission tomography (PET). 
A)  computed tomography (CT). 
B)  electroencephalography (EEG). 
C)  functional magnetic resonance imaging (fMRI). 
D)  positron emission tomography (PET). B

Question 2

During an action potential

Accepted Answer

A)  the inside of a neuron's axon becomes more positively charged than the outside. 
B)  potassium ions are finally allowed into the neuron. 
C)  gated sodium channels close. 
D)  the neuron seeks a balanced electrical charge. 
A)  the inside of a neuron's axon becomes more positively charged than the outside. 
B)  potassium ions are finally allowed into the neuron. 
C)  gated sodium channels close. 
D)  the neuron seeks a balanced electrical charge. A

Question 3

A bow hunter has poisoned his arrow tip with curare, which inhibits muscle movement by binding to neurotransmitter receptors. Curare is likely similar in physical structure to _______.

Accepted Answer

acetylcholine

Question 4

A researcher studying brain regions involved in lying took two fMRI scans on each participant. One scan took place while the participant was just talking. The other took place while the participant told a lie. What was the purpose of the first scan?

Accepted Answer

The first scan provided inform

Question 5

A glutamate molecule has bound a receptor on the postsynaptic neuron. It will influence the polarization of the postsynaptic neuron by _______.

Accepted Answer

opening a gated ion channel (o

Question 6

A researcher has demonstrated that reading the word "sweet" activates the same part of our brain as tasting something sweet. In his study, the researcher likely used _______ for brain imaging.

Accepted Answer

The answer of A researcher has demonstrated that reading the...

Question 7

A motor neuron produces the same size action potential every time, no matter how hard the muscle needs to work. This illustrates the _______ property of neurons.

Accepted Answer

all-or-non

Question 8

The action potential of a neuron is best compared to

Accepted Answer

A)  liquid starting to spill over the rim of a cup when just enough force is applied. 
B)  a baseball traveling farther when it is thrown harder. 
C)  a heavier bowling ball knocking down more pins than a lighter ball does. 
D)  the speed of a remote-controlled car depending on the battery charge. 
A)  liquid starting to spill over the rim of a cup when just enough force is applied. 
B)  a baseball traveling farther when it is thrown harder. 
C)  a heavier bowling ball knocking down more pins than a lighter ball does. 
D)  the speed of a remote-controlled car depending on the battery charge.

Question 9

Which statement most accurately describes the brain?

Accepted Answer

A)  The function of identical brain regions differs greatly across individuals. 
B)  External brain stimulation cannot reproduce feelings or sensations. 
C)  The mind is independent of the brain. 
D)  The brain is like a machine with electrical and chemical components. 
A)  The function of identical brain regions differs greatly across individuals. 
B)  External brain stimulation cannot reproduce feelings or sensations. 
C)  The mind is independent of the brain. 
D)  The brain is like a machine with electrical and chemical components.

Question 10

Cici is trying to overcome her heroin addiction. She takes a daily medication that keeps her from getting high, even if she uses heroin. This medication is most likely

Accepted Answer

A)  an endorphin agonist. 
B)  an endorphin antagonist. 
C)  causing depolarization of neurons in the frontal lobe. 
D)  causing hyperpolarization of sensory neurons. 
A)  an endorphin agonist. 
B)  an endorphin antagonist. 
C)  causing depolarization of neurons in the frontal lobe. 
D)  causing hyperpolarization of sensory neurons.

Question 11

The _______ is part of the _______.

Accepted Answer

A)  brain; somatic nervous system 
B)  spinal cord; somatic nervous system 
C)  sensory nervous system; autonomic nervous system 
D)  sympathetic nervous system; autonomic nervous system 
A)  brain; somatic nervous system 
B)  spinal cord; somatic nervous system 
C)  sensory nervous system; autonomic nervous system 
D)  sympathetic nervous system; autonomic nervous system

Question 12

When you scrape your knee, pain is relayed from your knee to your central nervous system by

Accepted Answer

A)  the parasympathetic system. 
B)  the limbic system. 
C)  sensory neurons. 
D)  interneurons. 
A)  the parasympathetic system. 
B)  the limbic system. 
C)  sensory neurons. 
D)  interneurons.

Question 13

Interneurons in the _______ play an important role in the reflexive action of jerking one's hand away from a very hot surface.

Accepted Answer

A)  hand muscles 
B)  adrenal glands 
C)  spinal cord 
D)  hypothalamus 
A)  hand muscles 
B)  adrenal glands 
C)  spinal cord 
D)  hypothalamus

Question 14

What are the two most common functions of dopamine?

Accepted Answer

Dopamine is involved

Question 15

Benedict was paralyzed from the waist down in a car accident. His injury was most likely located in his _______ system.

Accepted Answer

A)  central nervous 
B)  sympathetic nervous 
C)  parasympathetic nervous 
D)  somatic nervous 
A)  central nervous 
B)  sympathetic nervous 
C)  parasympathetic nervous 
D)  somatic nervous

Question 16

EEGs make it possible to

Accepted Answer

A)  study the brain's oxygen use in real time. 
B)  see the specific size and location of a tumor. 
C)  detect the electrical activity of specific neurons in monkeys. 
D)  visualize developmental changes in brain structure. 
A)  study the brain's oxygen use in real time. 
B)  see the specific size and location of a tumor. 
C)  detect the electrical activity of specific neurons in monkeys. 
D)  visualize developmental changes in brain structure.

Question 17

Which neurotransmitter would you be most likely to find in the synaptic cleft between a motor neuron and a muscle?

Accepted Answer

A)  GABA 
B)  Serotonin 
C)  Glutamate 
D)  Acetylcholine 
A)  GABA 
B)  Serotonin 
C)  Glutamate 
D)  Acetylcholine

Question 18

A technique that tracks blood flow to measure brain activity is

Accepted Answer

A)  positron emission tomography (PET). 
B)  the electroencephalogram (EEG). 
C)  computed tomography (CT). 
D)  magnetic resonance imaging (MRI). 
A)  positron emission tomography (PET). 
B)  the electroencephalogram (EEG). 
C)  computed tomography (CT). 
D)  magnetic resonance imaging (MRI).

Question 19

List at least three places an axon can synapse.

Accepted Answer

An axon can synapse

Question 20

_______ is best suited to monitoring the activation of synapses.

Accepted Answer

A)  Electroencephalography (EEG) 
B)  Computed tomography (CT) 
C)  Magnetic resonance imaging (MRI) 
D)  Positron emission tomography (PET) 
A)  Electroencephalography (EEG) 
B)  Computed tomography (CT) 
C)  Magnetic resonance imaging (MRI) 
D)  Positron emission tomography (PET)

The technique that detects voltage changes in the brain is

During an action potential

A bow hunter has poisoned his arrow tip with curare, which inhibits muscle movement by binding to neurotransmitter receptors. Curare is likely similar in physical structure to _______.

A researcher studying brain regions involved in lying took two fMRI scans on each participant. One scan took place while the participant was just talking. The other took place while the participant told a lie. What was the purpose of the first scan?

A glutamate molecule has bound a receptor on the postsynaptic neuron. It will influence the polarization of the postsynaptic neuron by _______.

A researcher has demonstrated that reading the word "sweet" activates the same part of our brain as tasting something sweet. In his study, the researcher likely used _______ for brain imaging.

A motor neuron produces the same size action potential every time, no matter how hard the muscle needs to work. This illustrates the _______ property of neurons.

The action potential of a neuron is best compared to

Which statement most accurately describes the brain?

Cici is trying to overcome her heroin addiction. She takes a daily medication that keeps her from getting high, even if she uses heroin. This medication is most likely

The _ is part of the _.

When you scrape your knee, pain is relayed from your knee to your central nervous system by

Interneurons in the _______ play an important role in the reflexive action of jerking one's hand away from a very hot surface.

What are the two most common functions of dopamine?

Benedict was paralyzed from the waist down in a car accident. His injury was most likely located in his _______ system.

EEGs make it possible to

Which neurotransmitter would you be most likely to find in the synaptic cleft between a motor neuron and a muscle?

A technique that tracks blood flow to measure brain activity is

List at least three places an axon can synapse.

_______ is best suited to monitoring the activation of synapses.

Introduction: Principles of Psychology

Psychology As a Science

Genes, Environment, and Behavior

Developmental Psychology

Sensation and Perception

Consciousness

Learning

Memory

Language and Cognition

Intelligence

Motivation and the Regulation of Behavior

Emotions, Stress, and Health

Personality

Social Psychology

Clinical Psychology

Filters

Exam 3: The Neuroscience of Behavior

The technique that detects voltage changes in the brain is

During an action potential

A bow hunter has poisoned his arrow tip with curare, which inhibits muscle movement by binding to neurotransmitter receptors. Curare is likely similar in physical structure to _______.

A researcher studying brain regions involved in lying took two fMRI scans on each participant. One scan took place while the participant was just talking. The other took place while the participant told a lie. What was the purpose of the first scan?

A glutamate molecule has bound a receptor on the postsynaptic neuron. It will influence the polarization of the postsynaptic neuron by _______.

A researcher has demonstrated that reading the word "sweet" activates the same part of our brain as tasting something sweet. In his study, the researcher likely used _______ for brain imaging.

A motor neuron produces the same size action potential every time, no matter how hard the muscle needs to work. This illustrates the _______ property of neurons.

The action potential of a neuron is best compared to

Which statement most accurately describes the brain?

Cici is trying to overcome her heroin addiction. She takes a daily medication that keeps her from getting high, even if she uses heroin. This medication is most likely

The _______ is part of the _______.

When you scrape your knee, pain is relayed from your knee to your central nervous system by

Interneurons in the _______ play an important role in the reflexive action of jerking one's hand away from a very hot surface.

What are the two most common functions of dopamine?

Benedict was paralyzed from the waist down in a car accident. His injury was most likely located in his _______ system.

EEGs make it possible to

Which neurotransmitter would you be most likely to find in the synaptic cleft between a motor neuron and a muscle?

A technique that tracks blood flow to measure brain activity is

List at least three places an axon can synapse.

_______ is best suited to monitoring the activation of synapses.

Introduction: Principles of Psychology

Psychology As a Science

Genes, Environment, and Behavior

Developmental Psychology

Sensation and Perception

Consciousness

Learning

Memory

Language and Cognition

Intelligence

Motivation and the Regulation of Behavior

Emotions, Stress, and Health

Personality

Social Psychology

Clinical Psychology

Filters

The _ is part of the _.