Question 1

A cell that conducts electrochemical signals and is the basic unit of the nervous system is called a

Accepted Answer

A) glial cell. 
B) neuron. 
C) cell body. 
D) myelin sheath. 
A) glial cell. 
B) neuron. 
C) cell body. 
D) myelin sheath. B

Question 2

Which of the following statements is true?

Accepted Answer

A) Injured or damaged neurons in the central nervous system can never regenerate. 
B) No new neurons are produced in the central nervous system after infancy. 
C) Neurogenesis occurs in the spinal cord but not in the brain. 
D) Recent research suggests that stem cells in the brain may be able to generate new neurons throughout life. 
A) Injured or damaged neurons in the central nervous system can never regenerate. 
B) No new neurons are produced in the central nervous system after infancy. 
C) Neurogenesis occurs in the spinal cord but not in the brain. 
D) Recent research suggests that stem cells in the brain may be able to generate new neurons throughout life. D

Question 3

In most people,the right hemisphere of the brain

Accepted Answer

A) excels in the ability to read facial expressions. 
B) is exactly the same as the left hemisphere. 
C) excels in logical,sequential,and symbolic tasks,such as solving math problems. 
D) is responsible for language processing. 
A) excels in the ability to read facial expressions. 
B) is exactly the same as the left hemisphere. 
C) excels in logical,sequential,and symbolic tasks,such as solving math problems. 
D) is responsible for language processing. A

Question 4

Transcranial magnetic stimulation uses a powerful magnetic field produced by a wire coil placed on a person's head in order to temporarily stimulate or inactivate neural circuits.

Accepted Answer

A) True 
 B)False

Question 5

Damage to Wernicke's area may result in difficulty with

Accepted Answer

A) language comprehension. 
B) speech production. 
C) feeling pain and pressure. 
D) sight. 
A) language comprehension. 
B) speech production. 
C) feeling pain and pressure. 
D) sight.

Question 6

The last split-brain operation was performed in 1981.

Accepted Answer

A) True 
 B)False

Question 7

The left hemisphere of the brain

Accepted Answer

A) has a cognitive style that is intuitive and holistic. 
B) contains regions that process fear and sadness. 
C) excels in logical,sequential,and symbolic tasks,such as solving math problems. 
D) excels in facial recognition. 
A) has a cognitive style that is intuitive and holistic. 
B) contains regions that process fear and sadness. 
C) excels in logical,sequential,and symbolic tasks,such as solving math problems. 
D) excels in facial recognition.

Question 8

Research by contemporary neuroscientists has shown that

Accepted Answer

A) no new central nervous system cells are produced after infancy. 
B) exercise can regrow severed spinal cord axons to in an animals. 
C) it is impossible to regrow spinal cord axons after damage. 
D) severed spinal cord axons in an animal regrow if treated with certain nervous system chemicals. 
A) no new central nervous system cells are produced after infancy. 
B) exercise can regrow severed spinal cord axons to in an animals. 
C) it is impossible to regrow spinal cord axons after damage. 
D) severed spinal cord axons in an animal regrow if treated with certain nervous system chemicals.

Question 9

Each brain hemisphere receives information from the eyes about the opposite side of the visual field.

Accepted Answer

A) True 
 B)False

Question 10

Danny suffered brain damage in a car accident.As a result he is clumsy and uncoordinated.Which structure was most likely damaged?

Accepted Answer

A) pons 
B) medulla 
C) cerebellum 
D) reticular activating system 
A) pons 
B) medulla 
C) cerebellum 
D) reticular activating system

Question 11

Glial cells make up _______________ of the brain's cells.

Accepted Answer

A) 10 percent 
B) 25 percent 
C) 75 percent 
D) 90 percent 
A) 10 percent 
B) 25 percent 
C) 75 percent 
D) 90 percent

Question 12

One of the functions of a nervous system is to gather and process information.

Accepted Answer

A) True 
 B)False

Question 13

In individuals with multiple sclerosis,dense buildup of myelin on the axon cause erratic nerve signals leading to loss of sensation and lack of coordination.

Accepted Answer

A) True 
 B)False

Question 14

Melatonin helps to regulate daily biological rhythms and promotes sleep.

Accepted Answer

A) True 
 B)False

Question 15

A surgeon is probing your somatosensory cortex with a probe.Which of the following would you be most likely to experience?

Accepted Answer

A) a tingling in the skin 
B) swirls of color 
C) a bright flash of light 
D) nothing at all 
A) a tingling in the skin 
B) swirls of color 
C) a bright flash of light 
D) nothing at all

Question 16

When a neural impulse reaches the end of an axon,it causes the tiny oval sacs at the end of the axon to release chemicals called

Accepted Answer

A) effectors. 
B) neurotransmitters. 
C) stimulants. 
D) ions. 
A) effectors. 
B) neurotransmitters. 
C) stimulants. 
D) ions.

Question 17

Reflexes above the neck,such as sneezing or blinking,involve the lower part of the brain rather than the spinal cord.

Accepted Answer

A) True 
 B)False

Question 18

Which structure is involved in routing incoming sensory messages to higher areas?

Accepted Answer

A) thalamus 
B) cerebellum 
C) hypothalamus 
D) limbic system 
A) thalamus 
B) cerebellum 
C) hypothalamus 
D) limbic system

Question 19

Neurons in the central nervous system can neither reproduce nor regenerate in adults.

Accepted Answer

A) True 
 B)False

Question 20

The phrase "the plastic brain" refers to the fact that

Accepted Answer

A) synaptic connections can change throughout life. 
B) neurons have a myelin sheath,similar to a plastic shell,that surrounds them. 
C) axons,like soft plastic,are flexible and can bend around obstacles to make synaptic connections. 
D) people can compensate for brain damage by learning new ways to do things. 
A) synaptic connections can change throughout life. 
B) neurons have a myelin sheath,similar to a plastic shell,that surrounds them. 
C) axons,like soft plastic,are flexible and can bend around obstacles to make synaptic connections. 
D) people can compensate for brain damage by learning new ways to do things.

A cell that conducts electrochemical signals and is the basic unit of the nervous system is called a

Which of the following statements is true?

In most people,the right hemisphere of the brain

Transcranial magnetic stimulation uses a powerful magnetic field produced by a wire coil placed on a person's head in order to temporarily stimulate or inactivate neural circuits.

Damage to Wernicke's area may result in difficulty with

The last split-brain operation was performed in 1981.

The left hemisphere of the brain

Research by contemporary neuroscientists has shown that

Each brain hemisphere receives information from the eyes about the opposite side of the visual field.

Danny suffered brain damage in a car accident.As a result he is clumsy and uncoordinated.Which structure was most likely damaged?

Glial cells make up _______________ of the brain's cells.

One of the functions of a nervous system is to gather and process information.

In individuals with multiple sclerosis,dense buildup of myelin on the axon cause erratic nerve signals leading to loss of sensation and lack of coordination.

Melatonin helps to regulate daily biological rhythms and promotes sleep.

A surgeon is probing your somatosensory cortex with a probe.Which of the following would you be most likely to experience?

When a neural impulse reaches the end of an axon,it causes the tiny oval sacs at the end of the axon to release chemicals called

Reflexes above the neck,such as sneezing or blinking,involve the lower part of the brain rather than the spinal cord.

Which structure is involved in routing incoming sensory messages to higher areas?

Neurons in the central nervous system can neither reproduce nor regenerate in adults.

The phrase "the plastic brain" refers to the fact that

What Is Psychology

Theories of Personality

Development Over the Life Span

Body Rhythms and Mental States

Sensation and Perception

Thinking and Intelligence

Memory

Learning and Conditioning

Behavior in Social and Cultural Context

Psychological Disorders

Approaches to Treatment and Therapy

Emotion, Stress, and Health

The Major Motives of Life: Food, Love, Sex, and Work

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Exam 4: Neurons, Hormones, and the Brain

A cell that conducts electrochemical signals and is the basic unit of the nervous system is called a

Which of the following statements is true?

In most people,the right hemisphere of the brain

Transcranial magnetic stimulation uses a powerful magnetic field produced by a wire coil placed on a person's head in order to temporarily stimulate or inactivate neural circuits.

Damage to Wernicke's area may result in difficulty with

The last split-brain operation was performed in 1981.

The left hemisphere of the brain

Research by contemporary neuroscientists has shown that

Each brain hemisphere receives information from the eyes about the opposite side of the visual field.

Danny suffered brain damage in a car accident.As a result he is clumsy and uncoordinated.Which structure was most likely damaged?

Glial cells make up _______________ of the brain's cells.

One of the functions of a nervous system is to gather and process information.

In individuals with multiple sclerosis,dense buildup of myelin on the axon cause erratic nerve signals leading to loss of sensation and lack of coordination.

Melatonin helps to regulate daily biological rhythms and promotes sleep.

A surgeon is probing your somatosensory cortex with a probe.Which of the following would you be most likely to experience?

When a neural impulse reaches the end of an axon,it causes the tiny oval sacs at the end of the axon to release chemicals called

Reflexes above the neck,such as sneezing or blinking,involve the lower part of the brain rather than the spinal cord.

Which structure is involved in routing incoming sensory messages to higher areas?

Neurons in the central nervous system can neither reproduce nor regenerate in adults.

The phrase "the plastic brain" refers to the fact that

What Is Psychology

Theories of Personality

Development Over the Life Span

Body Rhythms and Mental States

Sensation and Perception

Thinking and Intelligence

Memory

Learning and Conditioning

Behavior in Social and Cultural Context

Psychological Disorders

Approaches to Treatment and Therapy

Emotion, Stress, and Health

The Major Motives of Life: Food, Love, Sex, and Work

Filters