Question 1

Sensory information from skeletal muscles travels over ________ fibers.

Accepted Answer

A) type A 
B) type B 
C) type C 
D) type D 
E) type E 
A) type A 
B) type B 
C) type C 
D) type D 
E) type E

Question 2

The neuroglial cells that participate in maintaining the blood-brain barrier are the

Accepted Answer

A) astrocytes. 
B) ependymal cells. 
C) microglia. 
D) oligodendrocytes. 
E) Schwann cells. 
A) astrocytes. 
B) ependymal cells. 
C) microglia. 
D) oligodendrocytes. 
E) Schwann cells.

Question 3

Regions of the CNS where neuron cell bodies dominate constitute the ________ matter.

Accepted Answer

A) white 
B) gray 
C) neural 
D) brain 
E) ganglion 
A) white 
B) gray 
C) neural 
D) brain 
E) ganglion

Question 4

The buildup of depolarization when EPSPs arrive at several places on the neuron is called ________ summation.

Accepted Answer

A) temporal 
B) spatial 
C) electrical 
D) chemical 
E) perforal 
A) temporal 
B) spatial 
C) electrical 
D) chemical 
E) perforal

Question 5

Figure 12-1 The Neuron
Use Figure 12-1 to answer the following questions:
-Which part(s)of the neuron can propagate an action potential?

Accepted Answer

A) 1 
B) 1 and 2 
C) 2 and 3 
D) 3 
A) 1 
B) 1 and 2 
C) 2 and 3 
D) 3

Question 6

A threshold stimulus is the

Accepted Answer

A) depolarization necessary to cause an action potential. 
B) peak of an action potential. 
C) hyperpolarization of an axon. 
D) resting potential. 
E) electrical current that crosses the synaptic cleft. 
A) depolarization necessary to cause an action potential. 
B) peak of an action potential. 
C) hyperpolarization of an axon. 
D) resting potential. 
E) electrical current that crosses the synaptic cleft.

Question 7

Figure 12-1 The Neuron
Use Figure 12-1 to answer the following questions:
-The structures labeled "1" are dendrites.Their membranes contain numerous chemically-gated ion channels.

Accepted Answer

A) The first statement is true but the second statement is false. 
B) The first statement is false but the second statement is true. 
C) Both statements are true. 
D) Both statements are false. 
A) The first statement is true but the second statement is false. 
B) The first statement is false but the second statement is true. 
C) Both statements are true. 
D) Both statements are false.

Question 8

Which of the following is a recognized class of opioid neuromodulators?

Accepted Answer

A) endorphins 
B) enkephalins 
C) endomorphins 
D) dynorphins 
E) All of the answers are correct. 
A) endorphins 
B) enkephalins 
C) endomorphins 
D) dynorphins 
E) All of the answers are correct.

Sensory information from skeletal muscles travels over ________ fibers.

The neuroglial cells that participate in maintaining the blood-brain barrier are the

Regions of the CNS where neuron cell bodies dominate constitute the ________ matter.

The buildup of depolarization when EPSPs arrive at several places on the neuron is called ________ summation.

Figure 12-1 The Neuron Use Figure 12-1 to answer the following questions: -Which part(s)of the neuron can propagate an action potential?

A threshold stimulus is the

Figure 12-1 The Neuron Use Figure 12-1 to answer the following questions: -The structures labeled "1" are dendrites.Their membranes contain numerous chemically-gated ion channels.

Which of the following is a recognized class of opioid neuromodulators?

An Introduction to Anatomy and Physiology

The Chemical Level of Organization

The Cellular Level of Organization

The Tissue Level of Organization

The Integumentary System

Osseous Tissue and Bone Structure

The Axial Skeleton

The Appendicular Skeleton

Joints

Muscle Tissue

The Muscular System

The Spinal Cord, spinal Nerves, and Spinal Reflexes

The Brain and Cranial Nerves

Sensory Pathways and the Somatic Nervous System

The Autonomic Nervous System and Higher-Order Functions

The Special Senses

The Endocrine System

Blood

The Heart

Blood Vessels and Circulation

The Lymphatic System and Immunity

The Respiratory System

The Digestive System

Metabolism and Energetics

The Urinary System

Fluid, electrolyte, and Acid-Base Balance

The Reproductive System

Development and Inheritance

Filters

Exam 12: Neural Tissue

Sensory information from skeletal muscles travels over ________ fibers.

The neuroglial cells that participate in maintaining the blood-brain barrier are the

Regions of the CNS where neuron cell bodies dominate constitute the ________ matter.

The buildup of depolarization when EPSPs arrive at several places on the neuron is called ________ summation.

Figure 12-1 The Neuron Use Figure 12-1 to answer the following questions: -Which part(s)of the neuron can propagate an action potential?

A threshold stimulus is the

Figure 12-1 The Neuron Use Figure 12-1 to answer the following questions: -The structures labeled "1" are dendrites.Their membranes contain numerous chemically-gated ion channels.

Which of the following is a recognized class of opioid neuromodulators?

An Introduction to Anatomy and Physiology

The Chemical Level of Organization

The Cellular Level of Organization

The Tissue Level of Organization

The Integumentary System

Osseous Tissue and Bone Structure

The Axial Skeleton

The Appendicular Skeleton

Joints

Muscle Tissue

The Muscular System

The Spinal Cord, spinal Nerves, and Spinal Reflexes

The Brain and Cranial Nerves

Sensory Pathways and the Somatic Nervous System

The Autonomic Nervous System and Higher-Order Functions

The Special Senses

The Endocrine System

Blood

The Heart

Blood Vessels and Circulation

The Lymphatic System and Immunity

The Respiratory System

The Digestive System

Metabolism and Energetics

The Urinary System

Fluid, electrolyte, and Acid-Base Balance

The Reproductive System

Development and Inheritance

Filters