Question 1

If after an accident a person loses their gag reflex,one can assume that they have suffered some damage to which part of the brain?

Accepted Answer

A) Spinal cord 
B) Frontal lobe 
C) Thalamus 
D) Medulla oblongata 
E) Cerebellum 
A) Spinal cord 
B) Frontal lobe 
C) Thalamus 
D) Medulla oblongata 
E) Cerebellum

Question 2

If you were studying the part of the human brain which receives sensory information from the skin and skeletal muscle you would be studying:

Accepted Answer

A) The primary somatosensory area 
B) The primary motor area 
C) The reticular activating system 
D) The hypothalamus 
E) The cerebellum 
A) The primary somatosensory area 
B) The primary motor area 
C) The reticular activating system 
D) The hypothalamus 
E) The cerebellum

Question 3

If you were studying the cells which provide support and nourishment to neurons you would be studying:

Accepted Answer

A) Neuroglia cells 
B) Schwann cells 
C) Interneurons 
D) Myelin cells 
E) Ranvier cells 
A) Neuroglia cells 
B) Schwann cells 
C) Interneurons 
D) Myelin cells 
E) Ranvier cells

Question 4

-This figure shows the parts of a motor neuron.What does "b" represent?

Accepted Answer

A) Axon terminal 
B) Cell body 
C) Node of Ranvier 
D) Schwann cell 
E) Dendrite 
A) Axon terminal 
B) Cell body 
C) Node of Ranvier 
D) Schwann cell 
E) Dendrite

Question 5

A biologist is studying the division of the autonomic nervous system which is important during emergencies and is associated with the fight of flight response.Based on this information you would conclude that he or she is studying which of the following?

Accepted Answer

A) The sympathetic division 
B) The integration division 
C) The parasympathetic division 
D) The somatic division 
E) The primary motor division 
A) The sympathetic division 
B) The integration division 
C) The parasympathetic division 
D) The somatic division 
E) The primary motor division

Question 6

Sara woke up Sunday morning feeling groggy and not being able to remember much of what happened the night before.The last thing she could recall was being handed a drink from a guy she had just met at the party.What drug was she most likely given with her drink?

Accepted Answer

A) Rohypnol 
B) Cocaine 
C) Heroin 
D) Methamphetamine 
E) Acetylcholine 
A) Rohypnol 
B) Cocaine 
C) Heroin 
D) Methamphetamine 
E) Acetylcholine

Question 7

Which function of the nervous system is restricted to only the CNS?

Accepted Answer

A) Motor output 
B) Sensory input 
C) Integration of neural information 
D) None of the nervous system functions are restricted to the CNS 
E) All of the nervous system functions are restricted to the CNS 
A) Motor output 
B) Sensory input 
C) Integration of neural information 
D) None of the nervous system functions are restricted to the CNS 
E) All of the nervous system functions are restricted to the CNS

Question 8

John has procrastinated studying for his exams and is not in crunch mode.He has decided to try and stay up all night in order to study for the Chemistry test.Which of the following drugs would John be able to legally take that would help him stay awake while studying?

Accepted Answer

A) Methamphetamine 
B) Alcohol 
C) Cannabis 
D) Cocaine 
E) Nicotine 
A) Methamphetamine 
B) Alcohol 
C) Cannabis 
D) Cocaine 
E) Nicotine

Question 9

Which of the following drugs is a powerful stimulant in the central nervous system which interferes with the re-uptake of dopamine at the synapse?

Accepted Answer

A) Heroin 
B) Caffeine 
C) Alcohol 
D) Marijuana 
E) Nicotine 
A) Heroin 
B) Caffeine 
C) Alcohol 
D) Marijuana 
E) Nicotine

Question 10

In which type of neuron do multiple axons attach directly to the cell body?

Accepted Answer

A) Motor neurons 
B) Sensory neurons 
C) Interneurons 
D) Both motor and interneurons 
E) Both sensory and motor neurons 
A) Motor neurons 
B) Sensory neurons 
C) Interneurons 
D) Both motor and interneurons 
E) Both sensory and motor neurons

Question 11

Which of the following is the correct sequence in a reflex arc:
A.detect stimulus
B.muscle contraction to move away from the stimulus
C.nerve impulse travels along the motor neuron to the effector
D.sensory neurons pass the impulse to the interneurons in the grey matter
E.sensory receptors generate an impulse along the axon

Accepted Answer

A) a - c - d - e - b 
B) a - d - e - b - c 
C) b - a - c - d - e 
D) a- e - d - c - b 
E) e - d - c - b - a 
A) a - c - d - e - b 
B) a - d - e - b - c 
C) b - a - c - d - e 
D) a- e - d - c - b 
E) e - d - c - b - a

Question 12

If you were writing a paper on the part of the nervous system which picks up visceral and somatic information and which is attached to the skeletal muscle and glands,you would be writing on:

Accepted Answer

A) The central nervous system 
B) The peripheral nervous system 
C) The autonomic nervous system 
D) The sympathetic nervous system 
E) The parasympathetic nervous system 
A) The central nervous system 
B) The peripheral nervous system 
C) The autonomic nervous system 
D) The sympathetic nervous system 
E) The parasympathetic nervous system

Question 13

The summing up of excitatory and inhibitory signals is referred to as:

Accepted Answer

A) Refraction 
B) Neuromodulation 
C) Repolarization 
D) Integration 
E) Depolarization 
A) Refraction 
B) Neuromodulation 
C) Repolarization 
D) Integration 
E) Depolarization

Question 14

-This figure shows the anatomy of the human brain.What does "a" represent?

Accepted Answer

A) The thalamus 
B) The cerebellum 
C) The corpus callosum 
D) The cerebrum 
E) The pons 
A) The thalamus 
B) The cerebellum 
C) The corpus callosum 
D) The cerebrum 
E) The pons

Question 15

-This figure shows the parts of a motor neuron.What does "d" represent?

Accepted Answer

A) Cell body 
B) Dendrite 
C) Schwann cell 
D) Axon terminal 
E) Node of Ranvier 
A) Cell body 
B) Dendrite 
C) Schwann cell 
D) Axon terminal 
E) Node of Ranvier

Question 16

Which lobe of the brain should a physician assume has been damaged if the patient is having trouble hearing?

Accepted Answer

A) Frontal 
B) Temporal 
C) Parietal 
D) Occipital 
E) Diencephalon 
A) Frontal 
B) Temporal 
C) Parietal 
D) Occipital 
E) Diencephalon

Question 17

The part of the brain which determines when a situation calls for fear would be:

Accepted Answer

A) The hypothalamus 
B) The medulla oblongata 
C) The amygdala 
D) The thalamus 
E) The pons 
A) The hypothalamus 
B) The medulla oblongata 
C) The amygdala 
D) The thalamus 
E) The pons

Question 18

Which statement is not true about the development of an action potential?

Accepted Answer

A) There is a rapid change in polarity from about -70mV to about +40mV 
B) It can be produced by an electric shock or sudden pH change 
C) The action potential ends when the polarity across the membrane reaches +40 mV 
D) Depolarization occurs when sodium gates open and allow sodium ions to enter the cell 
E) Potassium gates open after the sodium gates and allow potassium ions to leave the cell 
A) There is a rapid change in polarity from about -70mV to about +40mV 
B) It can be produced by an electric shock or sudden pH change 
C) The action potential ends when the polarity across the membrane reaches +40 mV 
D) Depolarization occurs when sodium gates open and allow sodium ions to enter the cell 
E) Potassium gates open after the sodium gates and allow potassium ions to leave the cell

Question 19

Which structure is not associated with saltatory conduction?

Accepted Answer

A) Dendrites 
B) Action potential 
C) Node of Ranvier 
D) Myelin sheath 
E) Axons 
A) Dendrites 
B) Action potential 
C) Node of Ranvier 
D) Myelin sheath 
E) Axons

Question 20

If you were studying the portion of the nervous system outside of the central nervous system and contains nerves,you would be studying:

Accepted Answer

A) The integrated nervous system 
B) The spinal nervous system 
C) The motor nervous system 
D) The sensory nervous system 
E) The peripheral nervous system 
A) The integrated nervous system 
B) The spinal nervous system 
C) The motor nervous system 
D) The sensory nervous system 
E) The peripheral nervous system

Exam 27: Coordination by Neural Signaling

If after an accident a person loses their gag reflex,one can assume that they have suffered some damage to which part of the brain?

If you were studying the part of the human brain which receives sensory information from the skin and skeletal muscle you would be studying:

If you were studying the cells which provide support and nourishment to neurons you would be studying:

-This figure shows the parts of a motor neuron.What does "b" represent?

A biologist is studying the division of the autonomic nervous system which is important during emergencies and is associated with the fight of flight response.Based on this information you would conclude that he or she is studying which of the following?

Sara woke up Sunday morning feeling groggy and not being able to remember much of what happened the night before.The last thing she could recall was being handed a drink from a guy she had just met at the party.What drug was she most likely given with her drink?

Which function of the nervous system is restricted to only the CNS?

John has procrastinated studying for his exams and is not in crunch mode.He has decided to try and stay up all night in order to study for the Chemistry test.Which of the following drugs would John be able to legally take that would help him stay awake while studying?

Which of the following drugs is a powerful stimulant in the central nervous system which interferes with the re-uptake of dopamine at the synapse?

In which type of neuron do multiple axons attach directly to the cell body?

If you were writing a paper on the part of the nervous system which picks up visceral and somatic information and which is attached to the skeletal muscle and glands,you would be writing on:

The summing up of excitatory and inhibitory signals is referred to as:

-This figure shows the anatomy of the human brain.What does "a" represent?

-This figure shows the parts of a motor neuron.What does "d" represent?

Which lobe of the brain should a physician assume has been damaged if the patient is having trouble hearing?

The part of the brain which determines when a situation calls for fear would be:

Which statement is not true about the development of an action potential?

Which structure is not associated with saltatory conduction?

If you were studying the portion of the nervous system outside of the central nervous system and contains nerves,you would be studying:

Biology, the Study of Life

Basic Chemistry of Cells

Organic Molecules of Cells

Structure and Function of Cells

Dynamic Activities of Cells

Pathways of Photosynthesis

Pathways of Cellular Respiration

Cellular Reproduction

Sexual Reproduction

Patterns of Genetic Inheritance

Molecular Biology of Inheritance

Regulation of Gene Activity

Biotechnology and Genomics

Evidence of Evolution

Speciation and Evolution

The Evolutionary History of Life on Earth

Evolution of Microbial Life

Evolution of Protists

Evolution of Plants and Fungi

Evolution of Animals

Evolution of Humans

Plant Organization and Homeostasis

Transport and Nutrition in Plants

Control of Growth Responses in Plants

Reproduction in Plants

Animal Organization and Homeostasis

Sense Organs

Locomotion and Support Systems

Circulation and Cardiovascular Systems

Lymph Transport and Immunity

Digestive Systems and Nutrition

Gas Exchange and Transport in Animals

Osmoregulation and Excretion

Coordination by Hormone Signaling

Reproduction and Development

Population Ecology

Behavioral Ecology

Community and Ecosystem Ecology

Major Ecosystems of the Biosphere

Conservation Biology

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