Question 1

In an unstimulated neuron, the sodium-potassium pump maintains the concentration gradient of sodium and potassium ions by transporting

Accepted Answer

A)  potassium ions into and sodium ions out of the cell. 
B)  potassium ions out of and sodium ions into the cell. 
C)  sodium and potassium out of the cell. 
D)  sodium and potassium into the cell. 
E)  sodium and potassium ions in both directions across the cell membrane. 
A)  potassium ions into and sodium ions out of the cell. 
B)  potassium ions out of and sodium ions into the cell. 
C)  sodium and potassium out of the cell. 
D)  sodium and potassium into the cell. 
E)  sodium and potassium ions in both directions across the cell membrane.

Question 2

GABA is a neurotransmitter in the brain that can be affected by alcohol use.

Accepted Answer

A) True 
 B)False

Question 3

A neurotransmitter associated with pleasurable feelings is dopamine.

Accepted Answer

A) True 
 B)False

Question 4

A person responds to touching a hot pan by pulling his hand away before he feels pain. Why does it take longer for him to feel pain?

Accepted Answer

The withdrawal reflex goes to

Question 5

It is possible that brain damage from a stroke or other injury could leave a person with the ability to comprehend written language but not spoken language (assume the personʹs hearing is fine). Which statement best explains this?

Accepted Answer

A)  The ability to understand written language is controlled by the left cerebral hemisphere, whereas the ability to understand spoken language is controlled by the right cerebral hemisphere. 
B)  The same region of the brain controls all aspects of language comprehension. 
C)  Different parts of the brain are involved in different aspects of language comprehension. 
D)  Different cells of the frontal cortex control different aspects of language comprehension. 
A)  The ability to understand written language is controlled by the left cerebral hemisphere, whereas the ability to understand spoken language is controlled by the right cerebral hemisphere. 
B)  The same region of the brain controls all aspects of language comprehension. 
C)  Different parts of the brain are involved in different aspects of language comprehension. 
D)  Different cells of the frontal cortex control different aspects of language comprehension.

Question 6

The control centers for breathing, blood pressure, and heart rate are located in the medulla.

Accepted Answer

A) True 
 B)False

Question 7

Emotions and the responses to emotions are controlled by the limbic system.

Accepted Answer

A) True 
 B)False

Question 8

John was attending a party when he suddenly started eating food from some of the other guestʹs plates and using profane language. Johnʹs son promptly rushed his father to the hospital where it was discovered that he had suffered a stroke. Based on Johnʹs altered behaviors, which area of the brain was most likely damaged by the stroke?

Accepted Answer

A)  Temporal lobe 
B)  Hypothalamus 
C)  Corpus callosum 
D)  cerebellum 
E)  Prefrontal cortex 
A)  Temporal lobe 
B)  Hypothalamus 
C)  Corpus callosum 
D)  cerebellum 
E)  Prefrontal cortex

Question 9

The resting potential of an unstimulated neuron is between __________millivolts (mV).

Accepted Answer

A)  ?400 and ?900 
B)  ?4 and ?9 
C)  40 and 90 
D)  4 and 9 
E)  ?40 and ?90 
A)  ?400 and ?900 
B)  ?4 and ?9 
C)  40 and 90 
D)  4 and 9 
E)  ?40 and ?90

Question 10

-In the above graph, which of the following causes the slight increase in voltage at point 2?

Accepted Answer

A)  Cl? entering the neuron 
B)  Na+ entering the neuron 
C)  K+ leaving the neuron 
D)  Na+ leaving the neuron 
E)  K+ entering the neuron 
A)  Cl? entering the neuron 
B)  Na+ entering the neuron 
C)  K+ leaving the neuron 
D)  Na+ leaving the neuron 
E)  K+ entering the neuron

Question 11

A person who is unable to speak after a stroke has had damage to what part of the brain?

Accepted Answer

Frontal lo

Question 12

A functioning __________would enable you to read a novel while sitting in a noisy restaurant.

Accepted Answer

A)  cerebrum 
B)  thalamus 
C)  substantia nigra 
D)  reticular formation 
E)  hypothalamus 
A)  cerebrum 
B)  thalamus 
C)  substantia nigra 
D)  reticular formation 
E)  hypothalamus

Question 13

Smooth muscle responses are controlled by the somatic nervous system.

Accepted Answer

A) True 
 B)False

Question 14

The brain and spinal cord interpret the frequency of action potentials they receive as

Accepted Answer

A)  stimulus intensity. 
B)  a reflex. 
C)  convergence. 
D)  divergence. 
E)  stimulus importance. 
A)  stimulus intensity. 
B)  a reflex. 
C)  convergence. 
D)  divergence. 
E)  stimulus importance.

Question 15

Which stimulus would the brain interpret as the strongest?

Accepted Answer

A)  50 action potentials per second 
B)  100 action potentials per second 
C)  10 action potentials per second 
D)  5 action potentials per second 
E)  20 action potentials per second 
A)  50 action potentials per second 
B)  100 action potentials per second 
C)  10 action potentials per second 
D)  5 action potentials per second 
E)  20 action potentials per second

Question 16

The __________coordinates muscle movements of the body.

Accepted Answer

A)  cerebrum 
B)  parietal lobe 
C)  hypothalamus 
D)  cerebellum 
E)  medulla 
A)  cerebrum 
B)  parietal lobe 
C)  hypothalamus 
D)  cerebellum 
E)  medulla

Question 17

Which region of the brain is responsible for the intricate coordination of finger movements involved in playing the piano?

Accepted Answer

A)  Pons 
B)  Midbrain 
C)  Cerebrum 
D)  Cerebellum 
E)  Hypothalamus 
A)  Pons 
B)  Midbrain 
C)  Cerebrum 
D)  Cerebellum 
E)  Hypothalamus

Question 18

After an accident, a professional musician cannot associate any of the instruments he has played with the sounds they make. What part of his brain is most likely damaged?

Accepted Answer

A)  Auditory association areas 
B)  Sensory association areas 
C)  Basal ganglia 
D)  Primary auditory areas 
E)  Primary sensory areas 
A)  Auditory association areas 
B)  Sensory association areas 
C)  Basal ganglia 
D)  Primary auditory areas 
E)  Primary sensory areas

Question 19

The left and right hemispheres of the brain are connected through the__________ , a large band of axons.

Accepted Answer

The answer of The left and right hemispheres of the...

Question 20

If neurotransmitter binding to receptors on a postsynaptic neuron generates an IPSP, what happens?

Accepted Answer

The resting potential of the p

Exam 39: The Nervous System

In an unstimulated neuron, the sodium-potassium pump maintains the concentration gradient of sodium and potassium ions by transporting

GABA is a neurotransmitter in the brain that can be affected by alcohol use.

A neurotransmitter associated with pleasurable feelings is dopamine.

A person responds to touching a hot pan by pulling his hand away before he feels pain. Why does it take longer for him to feel pain?

It is possible that brain damage from a stroke or other injury could leave a person with the ability to comprehend written language but not spoken language (assume the personʹs hearing is fine). Which statement best explains this?

The control centers for breathing, blood pressure, and heart rate are located in the medulla.

Emotions and the responses to emotions are controlled by the limbic system.

The resting potential of an unstimulated neuron is between __________millivolts (mV).

-In the above graph, which of the following causes the slight increase in voltage at point 2?

A person who is unable to speak after a stroke has had damage to what part of the brain?

A functioning __________would enable you to read a novel while sitting in a noisy restaurant.

Smooth muscle responses are controlled by the somatic nervous system.

The brain and spinal cord interpret the frequency of action potentials they receive as

Which stimulus would the brain interpret as the strongest?

The __________coordinates muscle movements of the body.

Which region of the brain is responsible for the intricate coordination of finger movements involved in playing the piano?

After an accident, a professional musician cannot associate any of the instruments he has played with the sounds they make. What part of his brain is most likely damaged?

The left and right hemispheres of the brain are connected through the__________ , a large band of axons.

If neurotransmitter binding to receptors on a postsynaptic neuron generates an IPSP, what happens?

An Introduction to Life on Earth

Atoms, Molecules, and Life

Biological Molecules

Cell Structure and Function

Cell Membrane Structure and Function

Energy Flow in the Life of a Cell

Capturing Solar Energy: Photosynthesis

Harvesting Energy: Glycolysis and Cellular Respiration

Cellular Reproduction

Meiosis: the Basis of Sexual Reproduction

Patterns of Inheritance

DNA: The Molecule of Heredity

Gene Expression and Regulation

Biotechnology

Principles of Evolution

How Populations Evolve

The Origin of Species

The History of Life

Systematics: Seeking Order Amid Diversity

The Diversity of Prokaryotes and Viruses

The Diversity of Protists

The Diversity of Plants

The Diversity of Fungi

Animal Diversity I: Invertebrates

Animal Diversity Ii: Vertebrates

Animal Behavior

Population Growth and Regulation

Community Interactions

Energy Flow and Nutrient Cycling in Ecosystems

Earths Diverse Ecosystems

Conserving Earths Biodiversity

Homeostasis and the Organization of the Animal Body

Circulation

Respiration

Nutrition and Digestion

The Urinary System

Defenses Against Disease

Chemical Control of the Animal Body: the Endocrine System

The Senses

Action and Support: the Muscles and Skeleton

Animal Reproduction

Animal Development

Plant Anatomy and Nutrient Transport

Plant Reproduction and Development

Plant Responses to the Environment

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