Question 1

White matter of the central nervous system

Accepted Answer

A)  is formed by nerve cell bodies and their dendrites. 
B)  is formed by bundles of parallel axons with their myelin sheaths. 
C)  forms the cortex of the brain. 
D)  forms nuclei deep within the brain. 
E)  have all of these properties. 
A)  is formed by nerve cell bodies and their dendrites. 
B)  is formed by bundles of parallel axons with their myelin sheaths. 
C)  forms the cortex of the brain. 
D)  forms nuclei deep within the brain. 
E)  have all of these properties.

Question 2

A space within the dura mater that collects blood from the small veins of the brain is called

Accepted Answer

A)  the epidural space. 
B)  the subarachnoid space. 
C)  the dural venous sinuses. 
D)  the arachnoid layer. 
E)  the meningeal space. 
A)  the epidural space. 
B)  the subarachnoid space. 
C)  the dural venous sinuses. 
D)  the arachnoid layer. 
E)  the meningeal space.

Question 3

The ________ consists of nerves, receptors, ganglia, and synapses outside the CNS.

Accepted Answer

A)  central nervous system 
B)  somatic nervous system 
C)  sympathetic division of the autonomic nervous system 
D)  parasympathetic division of the autonomic nervous system 
E)  afferent division of the peripheral nervous system 
A)  central nervous system 
B)  somatic nervous system 
C)  sympathetic division of the autonomic nervous system 
D)  parasympathetic division of the autonomic nervous system 
E)  afferent division of the peripheral nervous system

Question 4

Numerous raised folds on the surface of each cerebral hemisphere are called

Accepted Answer

A)  gyri. 
B)  sulci. 
C)  fissures. 
D)  lobes. 
E)  pineal bodies. 
A)  gyri. 
B)  sulci. 
C)  fissures. 
D)  lobes. 
E)  pineal bodies.

Question 5

The type of memory that is retained for a few seconds or minutes and is limited by the number of pieces of information is called:

Accepted Answer

A)  working memory 
B)  declarative memory 
C)  procedural memory 
D)  implicit memory 
E)  explicit memory 
A)  working memory 
B)  declarative memory 
C)  procedural memory 
D)  implicit memory 
E)  explicit memory

Question 6

Gaps between segments of oligodendrocytes or between individual Schwann cells are called

Accepted Answer

A)  ganglia. 
B)  microglia. 
C)  nodes of Ranvier. 
D)  ependymal cells. 
E)  nerve tracts. 
A)  ganglia. 
B)  microglia. 
C)  nodes of Ranvier. 
D)  ependymal cells. 
E)  nerve tracts.

Question 7

Axons

Accepted Answer

A)  may branch to form collateral axons. 
B)  have an axon hillock which is devoid of nissl bodies. 
C)  are often surrounded by a myelin sheath. 
D)  carry action potentials away from the cell body. 
E)  have all of these characteristics. 
A)  may branch to form collateral axons. 
B)  have an axon hillock which is devoid of nissl bodies. 
C)  are often surrounded by a myelin sheath. 
D)  carry action potentials away from the cell body. 
E)  have all of these characteristics.

Question 8

The ________ is the efferent subdivision that transmits impulses from CNS to skeletal muscle.

Accepted Answer

A)  central nervous system 
B)  somatic nervous system 
C)  sympathetic division of the autonomic nervous system 
D)  parasympathetic division of the autonomic nervous system 
E)  afferent division of the peripheral nervous system 
A)  central nervous system 
B)  somatic nervous system 
C)  sympathetic division of the autonomic nervous system 
D)  parasympathetic division of the autonomic nervous system 
E)  afferent division of the peripheral nervous system

Question 9

The limbic system:

Accepted Answer

A)  influences long term declarative memory 
B)  influences motivation and mood 
C)  influences visceral responses to emotions 
D)  receives sensory input from the olfactory nerves 
E)  all of these 
A)  influences long term declarative memory 
B)  influences motivation and mood 
C)  influences visceral responses to emotions 
D)  receives sensory input from the olfactory nerves 
E)  all of these

Question 10

Which of the following brain wave patterns are observed primarily in deep sleep, infants and patients with severe brain disorders?

Accepted Answer

A)  Alpha waves 
B)  Beta waves 
C)  Delta waves 
D)  Theta waves 
E)  Gamma waves 
A)  Alpha waves 
B)  Beta waves 
C)  Delta waves 
D)  Theta waves 
E)  Gamma waves

Question 11

This figure is an example of a __________ neuron.

Accepted Answer

A)  multipolar 
B)  bipolar 
C)  psuedo-unipolar 
D)  dipolar 
A)  multipolar 
B)  bipolar 
C)  psuedo-unipolar 
D)  dipolar

Question 12

The nodes of Ranvier

Accepted Answer

A)  increase the conduction velocity of an action potential. 
B)  allow the current to flow easily between the extracellular fluid and the axon. 
C)  allow action potentials to develop. 
D)  allow for saltatory conduction of the action potential. 
E)  All of these are true of nodes of Ranvier. 
A)  increase the conduction velocity of an action potential. 
B)  allow the current to flow easily between the extracellular fluid and the axon. 
C)  allow action potentials to develop. 
D)  allow for saltatory conduction of the action potential. 
E)  All of these are true of nodes of Ranvier.

Question 13

Which of these is NOT a component of the diencephalon?

Accepted Answer

A)  thalamus 
B)  pons 
C)  pineal gland 
D)  hypothalamus 
E)  All of these are components of the diencephalon. 
A)  thalamus 
B)  pons 
C)  pineal gland 
D)  hypothalamus 
E)  All of these are components of the diencephalon.

Question 14

The effects of aging on the nervous system include all of the following EXCEPT:

Accepted Answer

A)  decrease in the number of sensory neurons 
B)  neuronal function decreases 
C)  decrease in the number of motor neurons 
D)  size and weight of brain decreases 
E)  Neuron plasma membranes become more flexible therefore increasing the ability of the neurons to function. 
A)  decrease in the number of sensory neurons 
B)  neuronal function decreases 
C)  decrease in the number of motor neurons 
D)  size and weight of brain decreases 
E)  Neuron plasma membranes become more flexible therefore increasing the ability of the neurons to function.

Question 15

A group of nuclei scattered throughout the brainstem that play a role in arousing and maintaining consciousness are collectively called the

Accepted Answer

A)  reticular formation. 
B)  pons. 
C)  colliculi. 
D)  pyramids. 
E)  midbrain. 
A)  reticular formation. 
B)  pons. 
C)  colliculi. 
D)  pyramids. 
E)  midbrain.

Question 16

Which of the following statements about summation in the nervous system is INCORRECT?

Accepted Answer

A)  Summation of signals in neuronal pathways allows integration of multiple subthreshold changes in local potential. 
B)  Spatial summation occurs when local potentials originate from different locations on the posynaptic neuron. 
C)  Spatial summation also occurs when local potentials overlap in time. 
D)  Both spatial and temporal summation can lead to either inhibition or stimulation depending upon the signal type. 
E)  A single presynaptic action potential usually does not cause a sufficiently large postsynaptic local potential to cause the postsynaptic cell to reach threshold. 
A)  Summation of signals in neuronal pathways allows integration of multiple subthreshold changes in local potential. 
B)  Spatial summation occurs when local potentials originate from different locations on the posynaptic neuron. 
C)  Spatial summation also occurs when local potentials overlap in time. 
D)  Both spatial and temporal summation can lead to either inhibition or stimulation depending upon the signal type. 
E)  A single presynaptic action potential usually does not cause a sufficiently large postsynaptic local potential to cause the postsynaptic cell to reach threshold.

White matter of the central nervous system

A space within the dura mater that collects blood from the small veins of the brain is called

The ________ consists of nerves, receptors, ganglia, and synapses outside the CNS.

Numerous raised folds on the surface of each cerebral hemisphere are called

The type of memory that is retained for a few seconds or minutes and is limited by the number of pieces of information is called:

Gaps between segments of oligodendrocytes or between individual Schwann cells are called

Axons

The ________ is the efferent subdivision that transmits impulses from CNS to skeletal muscle.

The limbic system:

Which of the following brain wave patterns are observed primarily in deep sleep, infants and patients with severe brain disorders?

This figure is an example of a __________ neuron.

The nodes of Ranvier

Which of these is NOT a component of the diencephalon?

The effects of aging on the nervous system include all of the following EXCEPT:

A group of nuclei scattered throughout the brainstem that play a role in arousing and maintaining consciousness are collectively called the

Which of the following statements about summation in the nervous system is INCORRECT?

The Human Organism

The Chemical Basis of Life

Cell Structures and Their Functions

Tissuesasis of Life

Integumentary System

Skeletal System: Bones and Joints

Muscular System

Senses

Endocrine System

Blood

Heart

Blood Vessels and Circulation

The Lymphatic System and Immunity

Respiratory System

Digestive System

Nutrition, Metabolism, and Body Temperature Regulation

Urinary System and Fluid Balance

Reproductive System

Development, Heredity, and Aging

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Exam 8: Nervous System

White matter of the central nervous system

A space within the dura mater that collects blood from the small veins of the brain is called

The ________ consists of nerves, receptors, ganglia, and synapses outside the CNS.

Numerous raised folds on the surface of each cerebral hemisphere are called

The type of memory that is retained for a few seconds or minutes and is limited by the number of pieces of information is called:

Gaps between segments of oligodendrocytes or between individual Schwann cells are called

Axons

The ________ is the efferent subdivision that transmits impulses from CNS to skeletal muscle.

The limbic system:

Which of the following brain wave patterns are observed primarily in deep sleep, infants and patients with severe brain disorders?

This figure is an example of a __________ neuron.

The nodes of Ranvier

Which of these is NOT a component of the diencephalon?

The effects of aging on the nervous system include all of the following EXCEPT:

A group of nuclei scattered throughout the brainstem that play a role in arousing and maintaining consciousness are collectively called the

Which of the following statements about summation in the nervous system is INCORRECT?

The Human Organism

The Chemical Basis of Life

Cell Structures and Their Functions

Tissuesasis of Life

Integumentary System

Skeletal System: Bones and Joints

Muscular System

Senses

Endocrine System

Blood

Heart

Blood Vessels and Circulation

The Lymphatic System and Immunity

Respiratory System

Digestive System

Nutrition, Metabolism, and Body Temperature Regulation

Urinary System and Fluid Balance

Reproductive System

Development, Heredity, and Aging

Filters