Question 1

Compounds that alter the rate of neurotransmitter release by the presynaptic neuron or change the postsynaptic cell's response to neurotransmitters are called ________.

Accepted Answer

The answer of Compounds that alter the rate of neurotransmitter...

Question 2

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

Accepted Answer

The answer of The buildup of depolarization when EPSPs arrive...

Question 3

If the chemically-gated sodium channels in the postsynaptic membrane were completely blocked,

Accepted Answer

A) synaptic transmission would fail. 
B) release of neurotransmitter would stop. 
C) smaller action potentials would result. 
D) the presynaptic membrane would be unable to reach threshold. 
E) the presynaptic neuron would release a different neurotransmitter. 
A) synaptic transmission would fail. 
B) release of neurotransmitter would stop. 
C) smaller action potentials would result. 
D) the presynaptic membrane would be unable to reach threshold. 
E) the presynaptic neuron would release a different neurotransmitter.

Question 4

The myelination of central and peripheral axons occurs rapidly through the first few years of life.How can this developmental process explain the improved motor abilities of infants and toddlers?

Accepted Answer

Without full myelination,information abo

Question 5

During repolarization of a neuron

Accepted Answer

A) sodium ions move out of the cell. 
B) potassium ions move out of the cell. 
C) potassium ions move into the cell. 
D) both sodium and potassium ions move into the cell. 
E) sodium ions move into the cell. 
A) sodium ions move out of the cell. 
B) potassium ions move out of the cell. 
C) potassium ions move into the cell. 
D) both sodium and potassium ions move into the cell. 
E) sodium ions move into the cell.

Question 6

The minimum stimulus required to trigger an action potential is known as the ________.

Accepted Answer

The answer of The minimum stimulus required to trigger an...

Question 7

Figure 12-2 The Nerve Action Potential
Use Figure 12-2 to answer the following questions:
-Which area of the graph shows when voltage-gated sodium are open?

Accepted Answer

A) 2 
B) 4 
C) 1 
D) 5 
E) 3 
A) 2 
B) 4 
C) 1 
D) 5 
E) 3

Question 8

Figure 12-2 The Nerve Action Potential
Use Figure 12-2 to answer the following questions:
-Which area of the graph shows when passive depolarization is occurring?

Accepted Answer

A) 1 
B) 2 
C) 3 
D) 4 
A) 1 
B) 2 
C) 3 
D) 4

Compounds that alter the rate of neurotransmitter release by the presynaptic neuron or change the postsynaptic cell's response to neurotransmitters are called ________.

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

If the chemically-gated sodium channels in the postsynaptic membrane were completely blocked,

The myelination of central and peripheral axons occurs rapidly through the first few years of life.How can this developmental process explain the improved motor abilities of infants and toddlers?

During repolarization of a neuron

The minimum stimulus required to trigger an action potential is known as the ________.

Figure 12-2 The Nerve Action Potential Use Figure 12-2 to answer the following questions: -Which area of the graph shows when voltage-gated sodium are open?

Figure 12-2 The Nerve Action Potential Use Figure 12-2 to answer the following questions: -Which area of the graph shows when passive depolarization is occurring?

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

Articulations

Muscle Tissue

The Muscular System

The Spinal Cord, spinal Nerves, and Spinal Reflexes

The Brain and Cranial Nerves

Neural Integration I: Sensory Pathways and the Somatic Nervous System

Neural Integration Ii: the Autonomic Nervous System and

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

Compounds that alter the rate of neurotransmitter release by the presynaptic neuron or change the postsynaptic cell's response to neurotransmitters are called ________.

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

If the chemically-gated sodium channels in the postsynaptic membrane were completely blocked,

The myelination of central and peripheral axons occurs rapidly through the first few years of life.How can this developmental process explain the improved motor abilities of infants and toddlers?

During repolarization of a neuron

The minimum stimulus required to trigger an action potential is known as the ________.

Figure 12-2 The Nerve Action Potential Use Figure 12-2 to answer the following questions: -Which area of the graph shows when voltage-gated sodium are open?

Figure 12-2 The Nerve Action Potential Use Figure 12-2 to answer the following questions: -Which area of the graph shows when passive depolarization is occurring?

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

Articulations

Muscle Tissue

The Muscular System

The Spinal Cord, spinal Nerves, and Spinal Reflexes

The Brain and Cranial Nerves

Neural Integration I: Sensory Pathways and the Somatic Nervous System

Neural Integration Ii: the Autonomic Nervous System and

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