PRACTICE TEST 1 - Multiple Choice

 

1.The function of the central nervous system is

A.to receive, process and interpret incoming information.

B.to send out messages to muscles.

C.to send out messages to glands and organs.

D.all of the above.


 
 

2.The peripheral nervous system

A.is made up of the brain and spinal cord.

B.handles the central nervous system's input and output.

C.depends exclusively on sensory neurons.

D.depends exclusively on motor neurons.


 
 

3.The _______ nervous system is part of the peripheral nervous system.

A.somatic 

B.sympathetic 

C.autonomic 

D.all of the above


 
 

4.One function of the somatic nervous system is to

A.carry information from the senses to the CNS and from the CNS to the skeletal muscles.

B.carry information to the glands and organs.

C.control the sympathetic and parasympathetic nervous systems.

D.process information in the brain.


 
 

5.The sympathetic nervous system handles ________ responses, while the parasympathetic nervous system governs _______ responses.

A.voluntary; involuntary

B.involuntary; voluntary

C.arousal; relaxing

D.sensory; motor


 
 

6.The autonomic nervous system is involved with

A.voluntary responses.

B.the nerves connected to the senses and skeletal muscles.

C.involuntary responses such as the regulation of blood vessels and glands.

D.only sensory nerves.


 
 

7.Neurons

A. are the basic units of the nervous system.

B.are held in place by glial cells.

C.transmit electrical messages throughout the nervous system.

D.are characterized by all of the above.


 
 

8.The three main parts of the neuron are the

A.dendrites, cell body and axon.

B.axon, dendrites and synapse.

C.synapse, impulse and cleft.

D.myelin sheath, dendrites and synapse.


 
 

9.The _______ receive messages from other neurons, while the _______ carry messages on to other neurons or to muscle or gland cells.

A.cell bodies; dendrites

B.dendrites; axons

C.axons; dendrites

D.myelin sheaths; cell bodies


 
 

10.The cell body

A.determines whether the neuron should fire.

B.receives incoming impulses from other neurons.

C.speeds the conduction of the neural impulse.

D.connects with the synapse.


 
 

11.What occurs at the synapse?

A.The electrical charge jumps from the synaptic end bulb across the synaptic cleft to the dendrites of the next neuron.

B.The axon terminals contact the dendrites of the next neuron and neurotransmitters are transferred.

C.Synaptic vesicles in the synaptic end bulb release neurotransmitters into the synaptic cleft, and they lock into receptor sites of receiving dendrites.

D.Scientists are studying the process because the exact mechanism is unknown.


 
 

12.How do neurotransmitters affect the post-synaptic neuron?

A.They cause a change in the electrical potential, exciting the neuron and causing it to fire.

B.They cause a change in the electrical potential, either exciting or inhibiting the next neuron.

C.They cause a change in the electrical potential, inhibiting the neuron and stopping it from firing.

D.They do not make contact with the next neuron; they stay in the synapse.


 
 

13.Mood, memory, well-being, Alzheimer's disease, depression, sleep, appetite, pain and temperature regulation are all influenced by

A.dopamine.

B.neurotransmitters.

C.endorphins.

D.all of the above.


 
 

14. _______ modulate(s) the effect of the neurotransmitters and reduce pain and promote pleasure.

A.dopamine

B.serotonin

C.insulin

D.endorphins


 
 

15. _______ are chemicals that are released directly into the bloodstream, which then carries them to organs and cells that may be far from their point of origin.

A.Neurotransmitters

B.Endorphins

C.Hormones

D.Neuromodulators


 
 

16.Androgen, estrogen and progesterone are three types of

A.sex hormones.

B.neurotransmitters.

C.neurons.

D.neuromodulators.


 
 

17.The _________ is a method for analyzing biochemical activity in the brain that uses injections containing a harmless radioactive element.

A.MRI (magnetic resonance imaging)

B.PET scan (positron-emission tomography)

C.EEG (electroencephalogram)

D.EP (evoked potentials)


 
 

18.The limbic system includes the

A.cortex and corpus callosum.

B.spinal cord and brain.

C.cerebellum and brain stem.

D.amygdala and hippocampus.


 
 

19.The four distinct lobes of the cortex are the

A.occipital, parietal, temporal and frontal lobes.

B.sensory, auditory, visual and motor lobes.

C.hind, mid, fore and association lobes.

D.front, back, side and top lobes.


 
 

20.The ________ is involved in higher functions and has deep crevasses and wrinkles that enable it to contain billions of neurons without requiring people to have the heads of giants.

A.corpus callosum

B. cerebral cortex

C.cerebellum

D.hypothalamus


 
 

21.Which of the following describes some of the different hemispheric functions?

A.The left brain is more active in logic and the right brain is associated with visual-spatial abilities.

B.The left brain is more active in artistic and intuitive tasks, and the right brain is more involved in emotional and expressive abilities.

C.The left brain has visual-spatial abilities, while the right brain is more involved in artistic and creative activities.

D.The right brain is more dominant and the left brain is more subordinate.


 
 

22.The issue of whether there are sex differences in the brain is controversial 

because

A.evidence of anatomical sex differences in humans is contradictory.

B.findings have flip-flopped as a result of the biases of the observers.

C.even if anatomical differences exist, we do not know what they mean.

D.all of the above reasons.


 
 

23.Evidence for the somewhat different talents of the two cerebral hemispheres comes from studies of split brain patients who have had 

A.the lobes of the cerebral cortex separated.

B.the corpus callosum cut.

C.a prefrontal lobotomy.

D.had their optical nerve severed.


 
 

PRACTICE TEST 2 - Multiple Choice (slightly more difficult)


 
 

1.The ______________ receives, processes, interprets and stores incoming information from the senses and sends out messages destined for the muscles, glands, and internal organs.The ____________ handles its input and output.

A.central nervous system; peripheral nervous system

B.peripheral nervous system; autonomic nervous system

C.sympathetic nervous system; parasympathetic nervous system

D.peripheral nervous system; central nervous system


 
 

2. _________ nerves carry messages from the receptors in the sense organs to the spinal cord and brain, and __________ nerves carry orders from the central nervous systemto the muscles, glands and organs.

A.Voluntary; involuntary

B.Motor; sensory

C.Sensory; motor

D.Autonomic; sympathetic


 
 

3.As you are driving along, you hear the sound of tires screeching and then see a car hit another car.The sounds and sights are carried to your brain via the

A.autonomic nervous system.

B.somatic nervous system.

C.sympathetic nervous system.

D.central nervous system.


 
 

4.Which of the following examples accurately describes the types of output associated with the somatic and autonomic nervous systems?

A.The somatic nervous system is involved when you turn off a light.

B.The autonomic nervous system is involved when your heart races after a scare.

C.The somatic nervous system is involved when you write your name.

D.all of the above


 


5.Sympathetic is to ___________ as parasympathetic is to ___________.

A.arousal; relaxation

B.autonomic; somatic

C.voluntary; involuntary

D.somatic; autonomic


 
 

6.The path of a neural impulse is 

A.axon, cell body, neuron, dendrite.

B.dendrite, cell body, axon, axon terminals.

C.dendrite, axon, axon terminals, cell body.

D.neuron, cell body, dendrite, axon.


 
 

7.Neurons are like catchers and batters. The _________ are like catchers because they receive information; the __________ are like batters because they send on the message.

A.dendrites; axons

B.cell bodies; axons

C.axons; dendrites

D.dendrites; glials


 
 

8.When a neural impulse reaches the tip of the axon terminal,

A.the neuron fires.

B.synaptic vesicles in the synaptic end bulb release neurotransmitters that cross the synaptic cleft and lock into receptor sites on the post-synaptic neuron.

C.the synaptic end bulb sends an electrical current into the dendrites of the next neuron.

D.the synaptic end bulb locks into the receptor sites on the post-synaptic dendrites.


 
 

9.During Dr. Wisch's hospital rounds, he meets with patients who are suffering with Alzheimer's disease, Parkinson's disease and severe depression.To understand these disorders better, he looks to the role of

A.hormones.

B.endorphins.

C.neurotransmitters.

D.melatonin.


 
 

10.Serotonin, dopamine, acetylcholine and norepinephrine are

A.adrenal hormones.

B.endorphins.

C.sex hormones.

D.neurotransmitters.


 
 

11.During a dangerous situation, pain sensations are reduced.This reduction of pain is due to an increase in

A.testosterone levels.

B.endorphin levels.

C.androgen levels.

D.insulin levels.


 
 

12.What do insulin and melatonin have in common with androgen and estrogen?

A.They are all neurotransmitters.

B.They are all sex hormones.

C.They are all adrenal hormones.

D.Theyare all hormones.


 
 

13.For a recording of brain wave patterns, a(n) _________ device would be used.To find out what parts of the brain are normally active while listening to music, a(n)_____________

device would be used.

A.magnetic resonance imaging (MRI); electroencephalogram (EEG)

B.electroencephalogram (EEG); positron-emission tomography (PET scan)

C.positron-emission tomography (PET scan); needle electrode

D.positron-emission tomography (PET scan); magnetic resonance imaging (MRI)


 
 

14.Brain stem is to __________ as cerebrum is to __________.

A.emotions; vital functions

B.vital functions; emotions

C.higher forms of thinking; vital functions

D.vital functions; higher forms of thinking


 
 

15.The condition of being "brain dead" refers to the loss of the higher functions of the __________,

 but the person remains alive due to the functions of the __________.

A.cortex; medulla

B.pons; medulla

C.thalamus; cortex

D.hypothalamus; pons


 
 

16.Shondra is sitting at her desk trying to study psychology.The stereo is on too loud and is distracting her, so she decides to turn it down.While singing along with the music, she crosses the room, reaches out to the stereo and turns it off.Which brain structure is most directly involved when Shondra reaches out to turn off the stereo?

A.amygdala

B.thalamus

C.frontal lobe

D.pons


 
 

17.In the previous question, which brain structure is most directly involved when Shondra listens to the music?When Shondra remembers information contained in the psychology test?

A.cerebellum; amygdala

B.limbic system; hypothalamus

C.hippocampus; occipital lobe

D.temporal lobe; hippocampus


 
 

18.Reed just missed being in a bad car accident.Immediately following the incident, his heart was racing, his palms were sweaty and he felt terrified.Which of the following was involved in these responses?

A.autonomic nervous system

B. parasympathetic nervous system

C. somatic nervous system

D.all of the above are involved in arousal responses


 
 

19.If Lucy is like most people, her _________ is most involved when she calculates a math problem and her __________is most active when she reads a map.

A.right brain; left brain

B.left brain; right brain

C.corpus callosum; cerebellum

D.amygdala; thalamus


 
 

20.If a "split brain" patient is shown a pencil ONLY to her left visual field and then is asked what she saw, her reply will be:

A."nothing" because the information went only to the right hemisphere and it is the left hemisphere that is answering and the left hemisphere saw nothing.

B."I saw something, but I cannot say what I saw."

C."a pencil."

D.it is impossible to predict what she will say.


 
 

21.Some of the controversy surrounding the idea of sex differences in the brain centers around

A.the reasons that male brains are more localized.

B.whether anatomical differences exist and if they do, what they mean.

C.the reluctance to publicize the unpopular finding that female brains have greater capacity.

D.all of the above.
 
 

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