Question 1

Activation of cells within the area postrema would be predicted to produce

Accepted Answer

A)  stimulation of locomotion. 
B)  the experience of a visual hallucination. 
C)  consumption of a palatable food. 
D)  feelings of nausea and vomiting. 
E)  auditory hallucinations. 
A)  stimulation of locomotion. 
B)  the experience of a visual hallucination. 
C)  consumption of a palatable food. 
D)  feelings of nausea and vomiting. 
E)  auditory hallucinations.

Question 2

The physical gap between two nerve cells across which messages are transmitted is the

Accepted Answer

A)  glial junction. 
B)  axonal contact. 
C)  synapse. 
D)  dendritic apposition. 
E)  neural gap. 
A)  glial junction. 
B)  axonal contact. 
C)  synapse. 
D)  dendritic apposition. 
E)  neural gap.

Question 3

________ neurons function to contract muscles.

Accepted Answer

A)  Sensory 
B)  Motor 
C)  Golgi 
D)  Afferent 
E)  Local inter- 
A)  Sensory 
B)  Motor 
C)  Golgi 
D)  Afferent 
E)  Local inter-

Question 4

The recipes for generating individual proteins are contained within the

Accepted Answer

A)  mitochondria. 
B)  cytoskeleton. 
C)  genes. 
D)  terminal buttons. 
E)  dendrites. 
A)  mitochondria. 
B)  cytoskeleton. 
C)  genes. 
D)  terminal buttons. 
E)  dendrites.

Question 5

The "all-or-none law" refers to the observation that an action potential

Accepted Answer

A)  will diminish to near zero when transmitted down a long axon. 
B)  fires at the same rate regardless of the inputs to the neuron. 
C)  is conducted more rapidly down the axon as it reaches the axon terminal. 
D)  is produced whenever the membrane potential reaches threshold. 
E)  travels only in one direction. 
A)  will diminish to near zero when transmitted down a long axon. 
B)  fires at the same rate regardless of the inputs to the neuron. 
C)  is conducted more rapidly down the axon as it reaches the axon terminal. 
D)  is produced whenever the membrane potential reaches threshold. 
E)  travels only in one direction.

Question 6

Contrast the various forms of neurons in brain by their connections and functions.

Accepted Answer

Sensory neurons carry informat

Question 7

Which of the following will "neutralize" the effect of an EPSP?

Accepted Answer

A)  further opening a sodium channel 
B)  allowing intracellular anions to leave the cell 
C)  closing a potassium channel 
D)  opening a chloride channel 
E)  B and D are correct. 
A)  further opening a sodium channel 
B)  allowing intracellular anions to leave the cell 
C)  closing a potassium channel 
D)  opening a chloride channel 
E)  B and D are correct.

Question 8

Cation is to anion as

Accepted Answer

A)  transport is to diffusion. 
B)  positive is to negative. 
C)  diffusion is to transport. 
D)  negative is to positive. 
E)  intracellular is to extracellular. 
A)  transport is to diffusion. 
B)  positive is to negative. 
C)  diffusion is to transport. 
D)  negative is to positive. 
E)  intracellular is to extracellular.

Question 9

Match the correct PSP effect with each ion channel action.

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)  B and D are correct. 
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)  B and D are correct.

Question 10

Which of the following is a consequence of the activity of the sodium-potassium transporters?

Accepted Answer

A)  Extracellular sodium concentrations are kept low. 
B)  Intracellular sodium concentrations are kept very high. 
C)  Extracellular potassium concentrations are kept very high. 
D)  Intracellular sodium concentrations are kept low. 
E)  Little energy is required to maintain ionic differences across the membrane. 
A)  Extracellular sodium concentrations are kept low. 
B)  Intracellular sodium concentrations are kept very high. 
C)  Extracellular potassium concentrations are kept very high. 
D)  Intracellular sodium concentrations are kept low. 
E)  Little energy is required to maintain ionic differences across the membrane.

Question 11

Chloride ions are found in high concentration outside neurons.

Accepted Answer

A) True 
 B)False

Question 12

The most important source of EPSPs is the neurotransmitter-dependent sodium channel.

Accepted Answer

A) True 
 B)False

Question 13

The process of phagocytosis involves

Accepted Answer

A)  the removal of neuronal debris. 
B)  the transfer of lactate from a glial cell to a neuron. 
C)  the wrapping of layers of fatty material around an axon membrane. 
D)  structural support of a nerve cell. 
E)  the conversion of glycogen to glucose. 
A)  the removal of neuronal debris. 
B)  the transfer of lactate from a glial cell to a neuron. 
C)  the wrapping of layers of fatty material around an axon membrane. 
D)  structural support of a nerve cell. 
E)  the conversion of glycogen to glucose.

Question 14

Movement of the axon membrane potential from -70 mV to -90 mV would be termed a(n)

Accepted Answer

A)  action potential. 
B)  threshold potential. 
C)  depolarization. 
D)  hyperpolarization. 
E)  excitatory local potential. 
A)  action potential. 
B)  threshold potential. 
C)  depolarization. 
D)  hyperpolarization. 
E)  excitatory local potential.

Question 15

Name and discuss the general functions of the three glial cell types in the brain.

Accepted Answer

Oligodendrocytes form CNS myel

Question 16

A hyperpolarizing stimulus makes the interior of the neuron even more negatively charged.

Accepted Answer

A) True 
 B)False

Question 17

Which of the following glial cells are important for the supply of energy for neurons?

Accepted Answer

A)  Schwann cells. 
B)  phagocytes 
C)  dendrocytes 
D)  astrocytes 
E)  nanotubules 
A)  Schwann cells. 
B)  phagocytes 
C)  dendrocytes 
D)  astrocytes 
E)  nanotubules

Question 18

The interior of a neuron at rest

Accepted Answer

A)  is positively charged relative to the outside. 
B)  is at the same voltage potential as the outside. 
C)  has the same ionic concentrations as the outside. 
D)  is negatively charged relative to the outside. 
E)  contains high levels of sodium ions.. 
A)  is positively charged relative to the outside. 
B)  is at the same voltage potential as the outside. 
C)  has the same ionic concentrations as the outside. 
D)  is negatively charged relative to the outside. 
E)  contains high levels of sodium ions..

Question 19

The ________ system is comprised of the nervous system outside of the brain and spinal cord.

Accepted Answer

A)  peripheral nervous 
B)  central nervous 
C)  enteric nervous 
D)  corticospinal 
E)  corticospinal nervous 
A)  peripheral nervous 
B)  central nervous 
C)  enteric nervous 
D)  corticospinal 
E)  corticospinal nervous

Question 20

A common form of a synapse can involve a junction between an axon terminal and a(n)________.

Accepted Answer

A)  dendrite 
B)  blood vessel 
C)  axon hillock 
D)  glial cell 
E)  Node of Ranvier. 
A)  dendrite 
B)  blood vessel 
C)  axon hillock 
D)  glial cell 
E)  Node of Ranvier.

Activation of cells within the area postrema would be predicted to produce

The physical gap between two nerve cells across which messages are transmitted is the

________ neurons function to contract muscles.

The recipes for generating individual proteins are contained within the

The "all-or-none law" refers to the observation that an action potential

Contrast the various forms of neurons in brain by their connections and functions.

Which of the following will "neutralize" the effect of an EPSP?

Cation is to anion as

Match the correct PSP effect with each ion channel action.

Which of the following is a consequence of the activity of the sodium-potassium transporters?

Chloride ions are found in high concentration outside neurons.

The most important source of EPSPs is the neurotransmitter-dependent sodium channel.

The process of phagocytosis involves

Movement of the axon membrane potential from -70 mV to -90 mV would be termed a(n)

Name and discuss the general functions of the three glial cell types in the brain.

A hyperpolarizing stimulus makes the interior of the neuron even more negatively charged.

Which of the following glial cells are important for the supply of energy for neurons?

The interior of a neuron at rest

The ________ system is comprised of the nervous system outside of the brain and spinal cord.

A common form of a synapse can involve a junction between an axon terminal and a(n)________.

Origins of Behavioral Neuroscience

Structure of the Nervous System

Psychopharmacology

Methods and Strategies of Research

Vision

Audition, the Body Senses, and the Chemical Senses

Sleep and Biological Rhythms

Reproductive Behavior

Emotion

Ingestive Behavior

Learning and Memory

Human Communication

Neurological Disorders

Schizophrenia, Affective Disorders, and Anxiety Disorders

Autistic, Attention-Deficit/Hyperactivity, Stress, and Substance Abuse Disorders

Filters

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

Activation of cells within the area postrema would be predicted to produce

The physical gap between two nerve cells across which messages are transmitted is the

________ neurons function to contract muscles.

The recipes for generating individual proteins are contained within the

The "all-or-none law" refers to the observation that an action potential

Contrast the various forms of neurons in brain by their connections and functions.

Which of the following will "neutralize" the effect of an EPSP?

Cation is to anion as

Match the correct PSP effect with each ion channel action.

Which of the following is a consequence of the activity of the sodium-potassium transporters?

Chloride ions are found in high concentration outside neurons.

The most important source of EPSPs is the neurotransmitter-dependent sodium channel.

The process of phagocytosis involves

Movement of the axon membrane potential from -70 mV to -90 mV would be termed a(n)

Name and discuss the general functions of the three glial cell types in the brain.

A hyperpolarizing stimulus makes the interior of the neuron even more negatively charged.

Which of the following glial cells are important for the supply of energy for neurons?

The interior of a neuron at rest

The ________ system is comprised of the nervous system outside of the brain and spinal cord.

A common form of a synapse can involve a junction between an axon terminal and a(n)________.

Origins of Behavioral Neuroscience

Structure of the Nervous System

Psychopharmacology

Methods and Strategies of Research

Vision

Audition, the Body Senses, and the Chemical Senses

Sleep and Biological Rhythms

Reproductive Behavior

Emotion

Ingestive Behavior

Learning and Memory

Human Communication

Neurological Disorders

Schizophrenia, Affective Disorders, and Anxiety Disorders

Autistic, Attention-Deficit/Hyperactivity, Stress, and Substance Abuse Disorders

Filters