Question 1

________ are metabotropic receptors located in the presynaptic membrane that provide negative feedback onto transmitter release.

Accepted Answer

The answer of ________ are metabotropic receptors located in the...

Question 2

The central nervous system consists of the ________ and the ________.

Accepted Answer

The answer of The central nervous system consists of the...

Question 3

A key function of lysosomes is to

Accepted Answer

A)  move vesicles from the soma to the axon terminal. 
B)  produce proteins. 
C)  degrade surplus cellular materials. 
D)  provide energy to the neuron. 
E)  transport vesicles within the neuron. 
A)  move vesicles from the soma to the axon terminal. 
B)  produce proteins. 
C)  degrade surplus cellular materials. 
D)  provide energy to the neuron. 
E)  transport vesicles within the neuron.

Question 4

What property of the neuron membrane produces the "all-or-none" law?

Accepted Answer

Voltage-gated ion channels of the axon m

Question 5

The largest number of small vesicles would be expected to be located within the _______ of a neuron.

Accepted Answer

A)  dendritic spines 
B)  soma 
C)  postsynaptic membrane 
D)  release zone 
E)  axon hillock 
A)  dendritic spines 
B)  soma 
C)  postsynaptic membrane 
D)  release zone 
E)  axon hillock

Question 6

3- Describe the organelles that comprise the neuron soma.

Accepted Answer

The organelles lie within the cytoplasm

Question 7

The portion of a neuron that carries information toward the cell body is the

Accepted Answer

A)  dendrite. 
B)  axon terminal. 
C)  presynaptic membrane. 
D)  soma. 
E)  glial membrane. 
A)  dendrite. 
B)  axon terminal. 
C)  presynaptic membrane. 
D)  soma. 
E)  glial membrane.

Question 8

Match the ion channel action with its resulting change in membrane potential:

Accepted Answer

A)  entry of a negative ion; hyperpolarization 
B)  entry of a positive ion; hyperpolarization 
C)  exit of a positive ion; depolarization 
D)  exit of a negative ion; hyperpolarization 
E)  inactivation of sodium-potassium transporters; depolarization 
A)  entry of a negative ion; hyperpolarization 
B)  entry of a positive ion; hyperpolarization 
C)  exit of a positive ion; depolarization 
D)  exit of a negative ion; hyperpolarization 
E)  inactivation of sodium-potassium transporters; depolarization

Question 9

Sodium ions move out of the axon because of

Accepted Answer

A)  the opening of sodium channels. 
B)  the opening of voltage-gated channels. 
C)  kinesin. 
D)  electrostatic pressure. 
E)  the sodium-potassium transporter. 
A)  the opening of sodium channels. 
B)  the opening of voltage-gated channels. 
C)  kinesin. 
D)  electrostatic pressure. 
E)  the sodium-potassium transporter.

Question 10

Which of the following is true of the human genome?

Accepted Answer

A)  Humans have about 95,000,000 genes. 
B)  Much of the genome contains "junk" DNA. 
C)  Non-coding "junk" RNA sequences that do not produce protein has no known function. 
D)  The human genome has not been fully sequenced. 
E)  Nearly 10% of the genes of the human genome code for proteins. 
A)  Humans have about 95,000,000 genes. 
B)  Much of the genome contains "junk" DNA. 
C)  Non-coding "junk" RNA sequences that do not produce protein has no known function. 
D)  The human genome has not been fully sequenced. 
E)  Nearly 10% of the genes of the human genome code for proteins.

Question 11

Compare and contrast the general functions of the three glial cell types in the brain.

Accepted Answer

Oligodendrocytes form CNS myel

Question 12

The _______ potential is defined as the difference in electrical charge between the inside and the outside of an undisturbed axon membrane.

Accepted Answer

A)  resting membrane 
B)  local 
C)  resting 
D)  action 
E)  axon 
A)  resting membrane 
B)  local 
C)  resting 
D)  action 
E)  axon

Question 13

2-________ speeds up the velocity at which an axon can conduct an action potential.

Accepted Answer

The answer of 2-________ speeds up the velocity at which...

Question 14

2- The term ________ is derived from the word meaning "little bladder."

Accepted Answer

The answer of 2- The term ________ is derived from...

Question 15

Which of the following sets of terms do NOT belong together?

Accepted Answer

A)  saltatory conduction; faster conduction speeds in smaller neurons 
B)  open sodium channels; membrane depolarization 
C)  saltatory conduction; slower conduction speeds in smaller neurons 
D)  open potassium channels; membrane repolarization 
E)  sodium-potassium pump; restoration of the normal concentrations of these ions 
A)  saltatory conduction; faster conduction speeds in smaller neurons 
B)  open sodium channels; membrane depolarization 
C)  saltatory conduction; slower conduction speeds in smaller neurons 
D)  open potassium channels; membrane repolarization 
E)  sodium-potassium pump; restoration of the normal concentrations of these ions

Question 16

The myelin sheath surrounding axons in brain is formed by ________.

Accepted Answer

oligodendr

________ are metabotropic receptors located in the presynaptic membrane that provide negative feedback onto transmitter release.

The central nervous system consists of the and the .

A key function of lysosomes is to

What property of the neuron membrane produces the "all-or-none" law?

The largest number of small vesicles would be expected to be located within the _______ of a neuron.

3- Describe the organelles that comprise the neuron soma.

The portion of a neuron that carries information toward the cell body is the

Match the ion channel action with its resulting change in membrane potential:

Sodium ions move out of the axon because of

Which of the following is true of the human genome?

Compare and contrast the general functions of the three glial cell types in the brain.

The _______ potential is defined as the difference in electrical charge between the inside and the outside of an undisturbed axon membrane.

2-________ speeds up the velocity at which an axon can conduct an action potential.

2- The term ________ is derived from the word meaning "little bladder."

Which of the following sets of terms do NOT belong together?

The myelin sheath surrounding axons in brain is formed by ________.

Introduction

Structure of the Nervous System

Psychopharmacology

Methods and Strategies of Research

Vision

Audition, the Body Senses, and the Chemical Senses

Control of Movement

Sleep and Biological Rhythms

Reproductive Behavior

Emotion

Ingestive Behavior

Learning and Memory

Human Communication

Neurological Disorders

Schizophrenia and the Affective Disorders

Anxiety Disorders, Autistic Disorder, Attention-Deficithyperactivity Disorder, and Stress Disorders

Drug Abuse

Filters

Exam 2: Structure and Function of Cells of the Nervous System

________ are metabotropic receptors located in the presynaptic membrane that provide negative feedback onto transmitter release.

The central nervous system consists of the ________ and the ________.

A key function of lysosomes is to

What property of the neuron membrane produces the "all-or-none" law?

The largest number of small vesicles would be expected to be located within the _______ of a neuron.

3- Describe the organelles that comprise the neuron soma.

The portion of a neuron that carries information toward the cell body is the

Match the ion channel action with its resulting change in membrane potential:

Sodium ions move out of the axon because of

Which of the following is true of the human genome?

Compare and contrast the general functions of the three glial cell types in the brain.

The _______ potential is defined as the difference in electrical charge between the inside and the outside of an undisturbed axon membrane.

2-________ speeds up the velocity at which an axon can conduct an action potential.

2- The term ________ is derived from the word meaning "little bladder."

Which of the following sets of terms do NOT belong together?

The myelin sheath surrounding axons in brain is formed by ________.

Introduction

Structure of the Nervous System

Psychopharmacology

Methods and Strategies of Research

Vision

Audition, the Body Senses, and the Chemical Senses

Control of Movement

Sleep and Biological Rhythms

Reproductive Behavior

Emotion

Ingestive Behavior

Learning and Memory

Human Communication

Neurological Disorders

Schizophrenia and the Affective Disorders

Anxiety Disorders, Autistic Disorder, Attention-Deficithyperactivity Disorder, and Stress Disorders

Drug Abuse

Filters

The central nervous system consists of the and the .