Deck 10: Neurotransmitters, Prozac, and Neurons

Question 1

______________ are neurotransmitters that regulate pain perception and are involved in the positive emotions associated with aerobic exercise.

A)Gamma-aminobutyric acid (GABA)
B)Norepinephrine
C)Endorphins
D)Serotonin

Answer 1

Endorphins

Question 2

Prozac works by inhibiting the reuptake of __________________, increasing the availability of this neurotransmitter in the brain.

A)Gamma-aminobutyric acid (GABA)
B)Norepinephrine
C)Dopamine
D)Serotonin

Answer 2

Serotonin

Question 3

_______________ is a highly specialized cell that communicates information in electrical and chemical form.

A)Neuron
B)Nerve cell
C)Chromosome
D)Nervous

Answer 3

Neuron

Question 4

_______________ is the primary internal communication network of the body; divided into the central nervous system and the peripheral nervous system.

A)Nervous system
B)Endocrine
C)Brain
D)Neuron

Question 5

_______________ is a type of neuron that signals muscles to contract or relax.

A)Interneurons
B)Sensory neurons
C)Motor neurons
D)Excitatory

Question 6

_______________ is the part of a neuron that contains the nucleus.

A)Axons
B)Dendrites
C)Glial cells
D)Cell body

Question 7

________________ is a brief electrical impulse by which information is transmitted along the axon of a neuron.

A)Myelin sheath
B)Synapse
C)Action potential
D)Neurotransmitter

Question 8

_______________ is a chemical messenger manufactured by a neuron.

A)Myelin sheath
B)Synapse
C)Action potential
D)Neurotransmitter

Question 9

______________ is the long, fluid-filled tube that carries a neuron's messages to other body areas.

A)Axon
B)Dendrite
C)Glial cell
D)Cell body

Question 10

________________ is the point of communication between two neurons.

A)Myelin sheath
B)Synapse
C)Action potential
D)Neurotransmitter

Question 11

_________________ are the tiny pouches or sacs in the axon terminals that contain chemicals called neurotransmitters.

A)Synapses
B)Synaptic vesicles
C)Synaptic gaps
D)Postsynaptics

Question 12

_________________ is a neurotransmitter that is involved in the regulation of bodily movements and thought processes.

A)Gamma-aminobutyric acid (GABA)
B)Norepinephrine
C)Dopamine
D)Serotonin

Question 13

________________ is the neurotransmitter that inhibits brain activity.

A)Gamma-aminobutyric acid (GABA)
B)Norepinephrine
C)Dopamine
D)Serotonin

Question 14

______________neurons communicate information from one neuron to the next.

A)Interneurons
B)Sensory neurons
C)Motor neurons
D)Excitatory

Question 15

The ________________ is a tiny space between the axon terminal of one neuron and the dendrite of an adjoining neuron.

A)Synapse
B)Synaptic vesicle
C)Synaptic gap
D)Postsynaptic

Question 16

_____________ are made up of large bundles of neuron axons.

A)Neurons
B)Nerves
C)Chromosomes
D)Cell bodies

Question 17

________________ refer to simple, automatic behaviors that are produced by the spinal cord and occur without involvement of the brain.

A)Spinal reflexes
B)Presynaptic
C)Action potential
D)Resting potential

Question 18

________________ is a chemical substance that inhibits the effect normally produced by a neurotransmitter at a receptor site.

A)Endorphins
B)Antagonist
C)Agonist
D)Serotonin

Question 19

Additional evidence indicates that ___________________ also serve to intensify positive sensations- for example, the "runner's high" many people experience after vigorous exercise.

A)Endorphins
B)Antagonist
C)Agonist
D)Serotonin

Question 20

Degeneration of ___________________ producing neurons has been linked to Parkinson's disease.

A)Serotonin
B)Norepinephrine
C)Dopamine
D)Endorphins

Question 21

When an action potential reaches the axon terminal, synaptic vesicles move toward the _____________________.

A)Cell body
B)Cell membrane
C)Nucleus
D)Dendrites

Question 22

Within the axons of the neuron are _________________, which are held in storage-like vesicles until they are released when the neuron is stimulated.

A)Neurotransmitters
B)Synaptic vesicles
C)Dendrites
D)Cellbodies

Question 23

The ______________ is the most basic signal in the nervous system which consists of a rapidly moving wave of depolarization that travels along the membrane of the individual neuron.

A)Myelin sheath
B)Synapse
C)Action potential
D)Neurotransmitter

Question 24

_________________ are the small gaps in the myelin sheath surrounding the axons of many neurons.

A)Neurotransmitters
B)Synaptic vesicles
C)Nodes of Ranvier
D)Glial cells

Question 25

_________________ carry information toward the cell body.

A)Cells
B)Neurons
C)Axons
D)Dendrites