Question 1

Motor neurons of the peripheral nervous system transmit impulses away from the central nervous system.

Accepted Answer

A) True 
 B)False

Question 2

Which one of the following provides the central nervous system with information about the outside environment?

Accepted Answer

A)  motor division 
B)  sympathetic division 
C)  parasympathetic division 
D)  sensory division 
E)  autonomic division 
A)  motor division 
B)  sympathetic division 
C)  parasympathetic division 
D)  sensory division 
E)  autonomic division

Question 3

Preganglionic motor neurons of the ________ division of the nervous system originate in the thoracic and lumbar regions of the spinal cord.

Accepted Answer

A)  sympathetic 
B)  parasympathetic 
C)  central nervous system 
D)  paralumbar 
E)  cerebral cortex 
A)  sympathetic 
B)  parasympathetic 
C)  central nervous system 
D)  paralumbar 
E)  cerebral cortex

Question 4

All of the following are functions of the myelin sheath EXCEPT which one?

Accepted Answer

A)  The myelin sheath speeds up transmission of action potentials. 
B)  The myelin sheath insulates a neuron and saves the neuron energy. 
C)  The myelin sheath plays an important role in synaptic transmission. 
D)  The myelin sheath is involved in the repair of damaged neurons in the peripheral nervous system. 
A)  The myelin sheath speeds up transmission of action potentials. 
B)  The myelin sheath insulates a neuron and saves the neuron energy. 
C)  The myelin sheath plays an important role in synaptic transmission. 
D)  The myelin sheath is involved in the repair of damaged neurons in the peripheral nervous system.

Question 5

Which of the following parts of the brain is associated with emotions and behavior?

Accepted Answer

A)  corpus callosum 
B)  limbic system 
C)  cerebellum 
D)  hypothalamus 
E)  medulla oblongata 
A)  corpus callosum 
B)  limbic system 
C)  cerebellum 
D)  hypothalamus 
E)  medulla oblongata

Question 6

The left and right cerebral hemispheres are interconnected by nerve tract network called the ________.

Accepted Answer

The answer of The left and right cerebral hemispheres are...

Question 7

Research involving graded potentials has shown that a neuron receiving many incoming signals from other neurons experiences a larger change in membrane potential than from one incoming impulse alone. This phenomenon is known as ________.

Accepted Answer

The answer of Research involving graded potentials has shown that...

Question 8

Match between columns
                        Premises: condition characterized by seizures and abnormal periods of brain electrical activity
autoimmune disorder that results in damage to the myelin sheaths of CNS neurons; transmission of impulses is subsequently disrupted
inflammation of the brain; symptoms include headaches, hallucinations, and disturbances in speech and behavior; often caused by a viral infection
inflammation of the connective tissue layers surrounding the organs of the central nervous system
progressive, degenerative disorder caused by a shortage of dopamine in the brain; symptoms include muscle tremors in hands and feet and an eventual loss of mobility

Accepted Answer

The Answer of Parkinson's disease and epilepsy and encephalitis and is...

Question 9

Conscious thought is associated with which one of the following?

Accepted Answer

A)  cerebellum 
B)  cerebral cortex 
C)  medulla oblongata 
D)  hypothalamus 
E)  thalamus 
A)  cerebellum 
B)  cerebral cortex 
C)  medulla oblongata 
D)  hypothalamus 
E)  thalamus

Question 10

Which one of the following diseases is caused by a virus that is introduced to the body through the skin and travels along sensory neurons to the brain?

Accepted Answer

A)  meningitis 
B)  rabies 
C)  epilepsy 
D)  Alzheimer's disease 
E)  Parkinson's disease 
A)  meningitis 
B)  rabies 
C)  epilepsy 
D)  Alzheimer's disease 
E)  Parkinson's disease

Question 11

Electrical impulses are transmitted between components of the central nervous system via which one of the following?

Accepted Answer

A)  glial cells 
B)  motor neurons 
C)  sensory neurons 
D)  interneurons 
E)  macrophages 
A)  glial cells 
B)  motor neurons 
C)  sensory neurons 
D)  interneurons 
E)  macrophages

Question 12

Since the central nervous system is so important to the proper functioning of the body, the brain is protected by the ________ and the spinal cord is protected by the ________.

Accepted Answer

The answer of Since the central nervous system is so...

Question 13

On your way to class, you decide to cross a busy street but fail to notice a fast-moving car coming toward you. When you do see the car, your heart rate and breathing increase, and you feel a burst of energy that helps you quickly move to the sidewalk. Describe how your nervous system was able to process the sight of the car with the need to move your legs.

Accepted Answer

The nervous system relies on a series of

Question 14

Short-term memory is associated with the ________, whereas long-term memory is associated with changes in the ________.

Accepted Answer

limbic sys

Question 15

Which one of the following establishes and maintains the resting potential?

Accepted Answer

A)  Na⁺ leak channel 
B)  K⁺ leak channel 
C)  sodium-potassium pump 
D)  depolarization 
E)  repolarization 
A)  Na⁺ leak channel 
B)  K⁺ leak channel 
C)  sodium-potassium pump 
D)  depolarization 
E)  repolarization

Question 16

Control of smooth muscle and internal organs is the role of the ________ division of the nervous system?

Accepted Answer

A)  sensory 
B)  autonomic 
C)  endocrine 
D)  somatic 
E)  postsynaptic 
A)  sensory 
B)  autonomic 
C)  endocrine 
D)  somatic 
E)  postsynaptic

Question 17

Cells that provide direct protection and physical support to neurons are

Accepted Answer

A)  located only in the spinal fluid 
B)  found primarily in lymphatic fluids 
C)  myelinated 
D)  neuroglial cells 
E)  nodes of Ranvier 
A)  located only in the spinal fluid 
B)  found primarily in lymphatic fluids 
C)  myelinated 
D)  neuroglial cells 
E)  nodes of Ranvier

Question 18

Insufficient production of acetylcholine in the synapses of the brain, abnormal tangled neurons, and large deposits of beta-amyloid are problems associated with which one of the following diseases?

Accepted Answer

A)  meningitis 
B)  Alzheimer's disease 
C)  rabies 
D)  Parkinson's disease 
E)  epilepsy 
A)  meningitis 
B)  Alzheimer's disease 
C)  rabies 
D)  Parkinson's disease 
E)  epilepsy

Question 19

Saltatory conduction is

Accepted Answer

A)  the process of conduction leaping along myelinated neurons 
B)  an action potential generated in taste receptors or buds 
C)  the movement of neurotransmitters across a synaptic cleft 
D)  the activation of the fight-or-flight response 
E)  the movement of an electrical impulse from the dendrite to an axon 
A)  the process of conduction leaping along myelinated neurons 
B)  an action potential generated in taste receptors or buds 
C)  the movement of neurotransmitters across a synaptic cleft 
D)  the activation of the fight-or-flight response 
E)  the movement of an electrical impulse from the dendrite to an axon

Question 20

Excitatory neurotransmitters encourage the generation of new electrical impulses by which one of the following?

Accepted Answer

A)  stimulating saltatory conduction 
B)  stimulating depolarization of postsynaptic neurons 
C)  inhibiting postsynaptic neurons from repolarizing 
D)  inhibiting presynaptic neurons from depolarizing 
E)  stimulating depolarization of presynaptic neurons 
A)  stimulating saltatory conduction 
B)  stimulating depolarization of postsynaptic neurons 
C)  inhibiting postsynaptic neurons from repolarizing 
D)  inhibiting presynaptic neurons from depolarizing 
E)  stimulating depolarization of presynaptic neurons

Exam 11: The Nervous System: Integration and Control

Motor neurons of the peripheral nervous system transmit impulses away from the central nervous system.

Which one of the following provides the central nervous system with information about the outside environment?

Preganglionic motor neurons of the ________ division of the nervous system originate in the thoracic and lumbar regions of the spinal cord.

All of the following are functions of the myelin sheath EXCEPT which one?

Which of the following parts of the brain is associated with emotions and behavior?

The left and right cerebral hemispheres are interconnected by nerve tract network called the ________.

Research involving graded potentials has shown that a neuron receiving many incoming signals from other neurons experiences a larger change in membrane potential than from one incoming impulse alone. This phenomenon is known as ________.

Conscious thought is associated with which one of the following?

Which one of the following diseases is caused by a virus that is introduced to the body through the skin and travels along sensory neurons to the brain?

Electrical impulses are transmitted between components of the central nervous system via which one of the following?

Since the central nervous system is so important to the proper functioning of the body, the brain is protected by the ________ and the spinal cord is protected by the ________.

Short-term memory is associated with the ________, whereas long-term memory is associated with changes in the ________.

Which one of the following establishes and maintains the resting potential?

Control of smooth muscle and internal organs is the role of the ________ division of the nervous system?

Cells that provide direct protection and physical support to neurons are

Insufficient production of acetylcholine in the synapses of the brain, abnormal tangled neurons, and large deposits of beta-amyloid are problems associated with which one of the following diseases?

Saltatory conduction is

Excitatory neurotransmitters encourage the generation of new electrical impulses by which one of the following?

Human Biology, Science, and Society

The Chemistry of Living Things

Structure and Function of Cells

From Cells to Organ Systems

The Skeletal System

The Muscular System

Blood

Heart and Blood Vessels

The Immune System and Mechanisms of Defense

The Respiratory System: Exchange of Gases

Sensory Mechanisms

The Endocrine System

The Digestive System and Nutrition

The Urinary System

Reproductive Systems

Cell Reproduction and Differentiation

Cancer: Uncontrolled Cell Division and Differentiation

Genetics and Inheritance

DNA Technology and Genetic Engineering

Development and Aging

Evolution and the Origins of Life

Ecosystems and Populations

Human Impacts, Biodiversity, and Environmental Issues

Filters

Since the central nervous system is so important to the proper functioning of the body, the brain is protected by the and the spinal cord is protected by the .

Short-term memory is associated with the , whereas long-term memory is associated with changes in the .