Question 1

There are _____ pairs of spinal nerves that leave the spinal cord and _____ pairs of cranial nerves that leave the brain directly.

Accepted Answer

A) 31; 12 
B) 12; 31 
C) 31; 31 
D) 12; 12 
A) 31; 12 
B) 12; 31 
C) 31; 31 
D) 12; 12 A

Question 2

Regarding the workings of your nervous systems, which of the following statements is FALSE?

Accepted Answer

A) The autonomic nervous system and the somatic nervous system work together to coordinate the body's internal reactions to events in the outside world. 
B) Both branches of the autonomic nervous system are always active. 
C) The autonomic nervous system is composed of billions of connector neurons. 
D) The combined action of the sympathetic and parasympathetic branches determines if your body is more or less relaxed or aroused. 
A) The autonomic nervous system and the somatic nervous system work together to coordinate the body's internal reactions to events in the outside world. 
B) Both branches of the autonomic nervous system are always active. 
C) The autonomic nervous system is composed of billions of connector neurons. 
D) The combined action of the sympathetic and parasympathetic branches determines if your body is more or less relaxed or aroused. C

Question 3

In an experiment to test the effects of a new pain killing drug, the control group was given a placebo, which initially reduced the pain experienced by the participants in the control group because taking the placebo______ of the control group participants.

Accepted Answer

A) raised the endorphin levels 
B) lowered the endorphin levels 
C) activated the neurilemma in the receptor sites 
D) deactivated the neurilemma in the receptor sites 
A) raised the endorphin levels 
B) lowered the endorphin levels 
C) activated the neurilemma in the receptor sites 
D) deactivated the neurilemma in the receptor sites A

Question 4

Martina has what appears to be a seizure, and her doctor believes that she may have epilepsy.So, her doctor affixes electrodes to Martina's scalp in order to obtain a recording of her brain waves.Martina's doctor is using a(n)_____ to identify the brain wave patterns of epilepsy.

Accepted Answer

A) EEG 
B) MRI 
C) ablation 
D) CT scan 
A) EEG 
B) MRI 
C) ablation 
D) CT scan

Question 5

Information is first received by a nerve cell at the

Accepted Answer

A) axon. 
B) nucleus. 
C) dendrites. 
D) telodendria. 
A) axon. 
B) nucleus. 
C) dendrites. 
D) telodendria.

Question 6

The effect of many drugs may be a result of their

Accepted Answer

A) toxic effects on sensitive neural tissues. 
B) ability to lower neural thresholds in brain tissue. 
C) ability to imitate or block neurotransmitters. 
D) stimulation of enkephalin production in the neuroplastic reserves. 
A) toxic effects on sensitive neural tissues. 
B) ability to lower neural thresholds in brain tissue. 
C) ability to imitate or block neurotransmitters. 
D) stimulation of enkephalin production in the neuroplastic reserves.

Question 7

Many of the chemicals that affect the brain operate by

Accepted Answer

A) absorbing neural impulses. 
B) imitating or canceling the effects of neurotransmitters. 
C) changing the sodium balance in the synapse. 
D) duplicating the effect of potassium in the nuclei. 
A) absorbing neural impulses. 
B) imitating or canceling the effects of neurotransmitters. 
C) changing the sodium balance in the synapse. 
D) duplicating the effect of potassium in the nuclei.

Question 8

The autonomic nervous system contains two branches called the

Accepted Answer

A) spinal nerves and cranial nerves. 
B) somatic and spinal systems. 
C) sympathetic and parasympathetic systems. 
D) parasympathetic and spinal systems. 
A) spinal nerves and cranial nerves. 
B) somatic and spinal systems. 
C) sympathetic and parasympathetic systems. 
D) parasympathetic and spinal systems.

Question 9

Axons "branch out" into smaller fibers ending in bulb-shaped axon_____, which form connections with the dendrites and somas of other neurons and allow information to pass from neuron to neuron.

Accepted Answer

A) arcs 
B) terminals 
C) receptor sites 
D) vesicles 
A) arcs 
B) terminals 
C) receptor sites 
D) vesicles

Question 10

Steps you can take to protect your central nervous system include

Accepted Answer

A) wearing a seat belt whenever in a moving automobile. 
B) not diving into the shallow end of a swimming pool. 
C) wearing a helmet when riding a bicycle or motorcycle or playing football or hockey. 
D) all of these. 
A) wearing a seat belt whenever in a moving automobile. 
B) not diving into the shallow end of a swimming pool. 
C) wearing a helmet when riding a bicycle or motorcycle or playing football or hockey. 
D) all of these.

Question 11

Regarding axons, which of the following statements is/are TRUE?

Accepted Answer

A) Some axons are only 0.1 millimeter long. 
B) Some axons stretch up to a meter in length throughout the nervous system. 
C) The human brain contains about three million miles of axon. 
D) All of these statements are true. 
A) Some axons are only 0.1 millimeter long. 
B) Some axons stretch up to a meter in length throughout the nervous system. 
C) The human brain contains about three million miles of axon. 
D) All of these statements are true.

Question 12

Dave has just had some medical tests conducted.One of the tests recorded Dave's brain waves on a moving sheet of paper.Dave was probably given the

Accepted Answer

A) EEG. 
B) CT scan. 
C) MRI scan. 
D) PET scan. 
A) EEG. 
B) CT scan. 
C) MRI scan. 
D) PET scan.

Question 13

Communication is carried out between neurons when neurotransmitters are released into the

Accepted Answer

A) neurilemma tunnel. 
B) synaptic gap. 
C) dendritic furrow. 
D) ion channels. 
A) neurilemma tunnel. 
B) synaptic gap. 
C) dendritic furrow. 
D) ion channels.

Question 14

During an action potential, the axon's ion channels pop open to allow _____ ions to rush into the axon.

Accepted Answer

A) sodium 
B) potassium 
C) chlorine 
D) iodine 
A) sodium 
B) potassium 
C) chlorine 
D) iodine

Question 15

Receptor sites on a neuron are primarily found on

Accepted Answer

A) dendrites and soma. 
B) dendrites only. 
C) axons only. 
D) soma and axons. 
A) dendrites and soma. 
B) dendrites only. 
C) axons only. 
D) soma and axons.

Question 16

Muscles can contract because they are made up of

Accepted Answer

A) motor neurons. 
B) effector cells. 
C) connector neurons. 
D) sensory neurons. 
A) motor neurons. 
B) effector cells. 
C) connector neurons. 
D) sensory neurons.

Question 17

Communication within a neuron is _____, while communication between neurons is _____.

Accepted Answer

A) chemical; electrical 
B) electrical; mechanical 
C) electrical; chemical 
D) mechanical; electrical 
A) chemical; electrical 
B) electrical; mechanical 
C) electrical; chemical 
D) mechanical; electrical

Question 18

Neurotransmitters are stored in tiny sacs called ______, which move to the surface and release the neurotransmitters when a nerve impulse reaches the end of an axon.

Accepted Answer

A) myelin sheaths 
B) synaptic vesicles 
C) neurilemmas 
D) ion channels 
A) myelin sheaths 
B) synaptic vesicles 
C) neurilemmas 
D) ion channels

Question 19

The peripheral system carries messages to and from the ______ nervous system.

Accepted Answer

A) central 
B) occipital 
C) parietal 
D) temporal 
A) central 
B) occipital 
C) parietal 
D) temporal

Question 20

The use of an electrode to destroy small areas of the brain beneath the surface is called

Accepted Answer

A) ablation. 
B) deep lesioning. 
C) surface lesioning. 
D) electroencephalography. 
A) ablation. 
B) deep lesioning. 
C) surface lesioning. 
D) electroencephalography.

Exam 2: Extension A: Brain and Behavior

There are _____ pairs of spinal nerves that leave the spinal cord and _____ pairs of cranial nerves that leave the brain directly.

Regarding the workings of your nervous systems, which of the following statements is FALSE?

In an experiment to test the effects of a new pain killing drug, the control group was given a placebo, which initially reduced the pain experienced by the participants in the control group because taking the placebo______ of the control group participants.

Martina has what appears to be a seizure, and her doctor believes that she may have epilepsy.So, her doctor affixes electrodes to Martina's scalp in order to obtain a recording of her brain waves.Martina's doctor is using a(n)_____ to identify the brain wave patterns of epilepsy.

Information is first received by a nerve cell at the

The effect of many drugs may be a result of their

Many of the chemicals that affect the brain operate by

The autonomic nervous system contains two branches called the

Axons "branch out" into smaller fibers ending in bulb-shaped axon_____, which form connections with the dendrites and somas of other neurons and allow information to pass from neuron to neuron.

Steps you can take to protect your central nervous system include

Regarding axons, which of the following statements is/are TRUE?

Dave has just had some medical tests conducted.One of the tests recorded Dave's brain waves on a moving sheet of paper.Dave was probably given the

Communication is carried out between neurons when neurotransmitters are released into the

During an action potential, the axon's ion channels pop open to allow _____ ions to rush into the axon.

Receptor sites on a neuron are primarily found on

Muscles can contract because they are made up of

Communication within a neuron is _____, while communication between neurons is _____.

Neurotransmitters are stored in tiny sacs called ______, which move to the surface and release the neurotransmitters when a nerve impulse reaches the end of an axon.

The peripheral system carries messages to and from the ______ nervous system.

The use of an electrode to destroy small areas of the brain beneath the surface is called

Introduction the Psychology

Extension A: Introduction to Psychology and Research Methods

Extension B: Introduction to Psychology and Research Methods

Extension C: Introduction to Psychology and Research Methods

Extension B: Brain and Behavior

Extension C: Brain and Behavior

Extension A: Human Development

Extension B: Human Development

Extension C: Human Development

Extension D: Human Development

Extension A: Sensation and Reality

Extension B: Sensation and Reality

Extension A: Perceiving the World

Extension B: Perceiving the World

Extension A: States of Consciousness

Extension B: States of Consciousness

Extension C: States of Consciousness

Extension D: States of Consciousness

Extension A: Conditioning and Learning

Extension B: Conditioning and Learning

Extension C: Conditioning and Learning

Extension A: Memory

Extension B: Memory

Extension C: Memory

Extension A: Cognition, Language, Creativity, and Intelligence

Extension B: Cognition, Language, Creativity, and Intelligence

Extension C: Cognition, Language, Creativity, and Intelligence

Extension D: Cognition, Language, Creativity, and Intelligence

Extension A: Motivation and Emotion

Extension B: Motivation and Emotion

Extension C: Motivation and Emotion

Extension D: Motivation and Emotion

Extension A: Gender and Sexuality

Extension B: Gender and Sexuality

Extension C: Gender and Sexuality

Extension A: Personality

Extension B: Personality

Extension C: Personality

Extension D: Personality

Extension A: Health, Stress, and Coping

Extension B: Health, Stress, and Coping

Extension C: Health, Stress, and Coping

Extension A: Psychological Disorders

Extension B: Psychological Disorders

Extension C: Psychological Disorders

Extension D: Psychological Disorders

Extension A: Therapies

Extension B: Therapies

Extension C: Therapies

Extension D: Therapies

Extension A: Social Thinking and Social Influence

Extension B: Social Thinking and Social Influence

Extension C: Social Thinking and Social Influence

Extension A: Prosocial and Antisocial Behavior

Extension B: Prosocial and Antisocial Behavior

Extension C: Prosocial and Antisocial Behavior

Extension A: Applied Psychology

Extension B: Applied Psychology

Extension C: Applied Psychology

There are _ pairs of spinal nerves that leave the spinal cord and _ pairs of cranial nerves that leave the brain directly.

Communication within a neuron is _, while communication between neurons is _.