Question 1

Uniquely, endogenous cannabinoid receptors are located:

Accepted Answer

A)  on the presynaptic neuron. 
B)  on the cell body. 
C)  on the dendrites of the postsynaptic neuron. 
D)  inside the cell membrane. 
A)  on the presynaptic neuron. 
B)  on the cell body. 
C)  on the dendrites of the postsynaptic neuron. 
D)  inside the cell membrane.

Question 2

Which of the following patterns of post-synaptic excitation will most likely result in an action potential?

Accepted Answer

A)  rapid sequence of EPSPs 
B)  rapid sequence of IPSPs 
C)  large number of simultaneous IPSPs 
D)  large number of simultaneous IPSPs and EPSPs 
A)  rapid sequence of EPSPs 
B)  rapid sequence of IPSPs 
C)  large number of simultaneous IPSPs 
D)  large number of simultaneous IPSPs and EPSPs

Question 3

Transmission of information between neurons occurs in the same way as transmission along the axon.

Accepted Answer

A) True 
 B)False

Question 4

At synapses, the cell that delivers the message is called the presynaptic neuron.

Accepted Answer

A) True 
 B)False

Question 5

The brain area most often linked to drug addiction is the:

Accepted Answer

A)  nucleus accumbens. 
B)  whole limbic system. 
C)  frontal lobes. 
D)  brain stem. 
A)  nucleus accumbens. 
B)  whole limbic system. 
C)  frontal lobes. 
D)  brain stem.

Question 6

Pert and Snyder's discovery that opiates bind with certain receptors led to what other discovery?

Accepted Answer

A)  the functions of inhibitory synapses 
B)  the endogenous chemicals that bind with those receptors 
C)  other classes of receptors with which opiates will bind 
D)  more effective ways of manufacturing the drugs 
A)  the functions of inhibitory synapses 
B)  the endogenous chemicals that bind with those receptors 
C)  other classes of receptors with which opiates will bind 
D)  more effective ways of manufacturing the drugs

Question 7

Opiate drugs bind to receptors in the brain for:

Accepted Answer

A)  endorphins. 
B)  catecholamines. 
C)  indolamines. 
D)  monoamines. 
A)  endorphins. 
B)  catecholamines. 
C)  indolamines. 
D)  monoamines.

Question 8

If you eat a food containing tryptophan, what can you consume with it to increase its entry to the brain?

Accepted Answer

A)  phenylalanine 
B)  carbohydrates 
C)  fats 
D)  thiamine 
A)  phenylalanine 
B)  carbohydrates 
C)  fats 
D)  thiamine

Question 9

Rapid changes in heart rate are probably due to the activity of ionotropic receptors.

Accepted Answer

A) True 
 B)False

Question 10

Reuptake is an alternative to which other process?

Accepted Answer

A)  recycling of neurotransmitters 
B)  enzymatic breakdown of neurotransmitters 
C)  absorption of neurotransmitter by the postsynaptic neuron 
D)  re-release of neurotransmitters from postsynaptic neurons 
A)  recycling of neurotransmitters 
B)  enzymatic breakdown of neurotransmitters 
C)  absorption of neurotransmitter by the postsynaptic neuron 
D)  re-release of neurotransmitters from postsynaptic neurons

Question 11

Which of the following is NOT true about EPSPs?

Accepted Answer

A)  They decay over time. 
B)  Their strength decreases with distance. 
C)  They operate on an all-or-none principle. 
D)  They are depolarizations. 
A)  They decay over time. 
B)  Their strength decreases with distance. 
C)  They operate on an all-or-none principle. 
D)  They are depolarizations.

Question 12

Graded potentials can be depolarizations or hyperpolarizations.

Accepted Answer

A) True 
 B)False

Question 13

Charles S. Sherrington was the first to infer the properties of which of the following?

Accepted Answer

A)  synapses 
B)  the refractory period 
C)  the sodium-potassium pump 
D)  dendrites and axons 
A)  synapses 
B)  the refractory period 
C)  the sodium-potassium pump 
D)  dendrites and axons

Question 14

A drug that blocks the effects of a neurotransmitter is an antagonist.

Accepted Answer

A) True 
 B)False

Question 15

Marijuana withdrawal is more intense than opiate withdrawal.

Accepted Answer

A) True 
 B)False

Question 16

Briefly describe how drug abuse can "rewire" the brain.

Accepted Answer

Drug abuse can "rewire" the brain throug

Question 17

Spatial summation is the result of synaptic inputs from different locations arriving at the same time.

Accepted Answer

A) True 
 B)False

Question 18

Neurotransmitter levels in the brain can be affected by changes in diet.

Accepted Answer

A) True 
 B)False

Question 19

A graded depolarization is known as an:

Accepted Answer

A)  EPIP 
B)  IPSP 
C)  ESPN 
D)  EPSP 
A)  EPIP 
B)  IPSP 
C)  ESPN 
D)  EPSP

Question 20

Which of the following would produce spatial summation?

Accepted Answer

A)  Present two or more weak stimuli at the same time. 
B)  Start action potentials at both ends of one axon at the same time. 
C)  Do not allow a flexor muscle to relax before stimulating it again. 
D)  Present a rapid sequence of weak stimuli. 
A)  Present two or more weak stimuli at the same time. 
B)  Start action potentials at both ends of one axon at the same time. 
C)  Do not allow a flexor muscle to relax before stimulating it again. 
D)  Present a rapid sequence of weak stimuli.

Uniquely, endogenous cannabinoid receptors are located:

Which of the following patterns of post-synaptic excitation will most likely result in an action potential?

Transmission of information between neurons occurs in the same way as transmission along the axon.

At synapses, the cell that delivers the message is called the presynaptic neuron.

The brain area most often linked to drug addiction is the:

Pert and Snyder's discovery that opiates bind with certain receptors led to what other discovery?

Opiate drugs bind to receptors in the brain for:

If you eat a food containing tryptophan, what can you consume with it to increase its entry to the brain?

Rapid changes in heart rate are probably due to the activity of ionotropic receptors.

Reuptake is an alternative to which other process?

Which of the following is NOT true about EPSPs?

Graded potentials can be depolarizations or hyperpolarizations.

Charles S. Sherrington was the first to infer the properties of which of the following?

A drug that blocks the effects of a neurotransmitter is an antagonist.

Marijuana withdrawal is more intense than opiate withdrawal.

Briefly describe how drug abuse can "rewire" the brain.

Spatial summation is the result of synaptic inputs from different locations arriving at the same time.

Neurotransmitter levels in the brain can be affected by changes in diet.

A graded depolarization is known as an:

Which of the following would produce spatial summation?

The Major Issues

Nerve Cells and Nerve Impulses

Anatomy of the Nervous System

Development and Plasticity of the Brain

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Exam 3: Synapses

Uniquely, endogenous cannabinoid receptors are located:

Which of the following patterns of post-synaptic excitation will most likely result in an action potential?

Transmission of information between neurons occurs in the same way as transmission along the axon.

At synapses, the cell that delivers the message is called the presynaptic neuron.

The brain area most often linked to drug addiction is the:

Pert and Snyder's discovery that opiates bind with certain receptors led to what other discovery?

Opiate drugs bind to receptors in the brain for:

If you eat a food containing tryptophan, what can you consume with it to increase its entry to the brain?

Rapid changes in heart rate are probably due to the activity of ionotropic receptors.

Reuptake is an alternative to which other process?

Which of the following is NOT true about EPSPs?

Graded potentials can be depolarizations or hyperpolarizations.

Charles S. Sherrington was the first to infer the properties of which of the following?

A drug that blocks the effects of a neurotransmitter is an antagonist.

Marijuana withdrawal is more intense than opiate withdrawal.

Briefly describe how drug abuse can "rewire" the brain.

Spatial summation is the result of synaptic inputs from different locations arriving at the same time.

Neurotransmitter levels in the brain can be affected by changes in diet.

A graded depolarization is known as an:

Which of the following would produce spatial summation?

The Major Issues

Nerve Cells and Nerve Impulses

Anatomy of the Nervous System

Development and Plasticity of the Brain

Vision

The Other Sensory Systems

Movement

Wakefulness and Sleep

Internal Regulation

Reproductive Behaviors

Emotional Behaviors

The Biology of Learning and Memory

Cognitive Functions

Mood Disorders and Schizophrenia

Filters