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Chapter 35 Test - The Nervous System (sect 1, 2 & 5)


Multiple Choice (Value 30)
Identify the choice that best completes the statement or answers the question.
 

 1. 
Which system regulates and controls growth, development, and metabolism?
a.
endocrine system
c.
integumentary system
b.
lymphatic system
d.
skeletal system
 

 2. 
The levels of organization in the body include
a.
endocrine, respiratory, digestive, and nervous.
b.
cells, tissues, organs, and organ systems.
c.
cells, tissues, and functions.
d.
lymphatic, respiratory, and circulatory.
 

 3. 
How many organ systems make up the human body?
a.
4
c.
8
b.
5
d.
11
 

 4. 
A group of similar cells that perform a single function is called a(an)
a.
nerve.
c.
tissue.
b.
organ.
d.
organ system.
 

 5. 
Which type of tissue lines your internal organs?
a.
epithelial
c.
nerve
b.
connective
d.
muscle
 

 6. 
The process by which organ systems maintain relatively constant internal conditions is called
a.
circulation.
c.
homeostasis.
b.
organization.
d.
teamwork.
 

 7. 
Which process enables the body to maintain a stable temperature?
a.
heating
c.
feedback inhibition
b.
circulation
d.
cellular activity
 

 8. 
Which system coordinates the body’s response to changes in its internal and external environment?
a.
lymphatic system
c.
excretory system
b.
nervous system
d.
reproductive system
 

 9. 
Cells that transmit electrical signals through the nervous system to various organs in the body are called
a.
nerves.
c.
organelles.
b.
neurons.
d.
tissues.
 

 10. 
What begins when a neuron is stimulated by another neuron or by the environment?
a.
a threshold
c.
an impulse
b.
an action potential
d.
a dendrite
 

 11. 
What is the function of neurotransmitters?
a.
to transmit nerve impulses through dendrites
b.
to stimulate the production of epinephrine
c.
to transmit nerve impulses across synapses
d.
none of the above
 

 12. 
For a neuron to reach an action potential, it must
a.
release electrons.
b.
absorb calcium.
c.
reverse the electrical charge across the cell membrane.
d.
take in sodium ions.
 

 13. 
When an impulse reaches the end of a neuron, it triggers the release of
a.
neurotransmitters.
c.
dendrites.
b.
sodium ions.
d.
receptors.
 

 14. 
What is the function of the central nervous system?
a.
to relay messages
c.
to analyze information
b.
to process information
d.
all of the above
 

 15. 
The ability to move your right hand is controlled by the
a.
left hemisphere of the cerebrum.
b.
right hemisphere of the cerebrum.
c.
both the left and right hemispheres of the cerebrum.
d.
neither hemisphere of the cerebrum.
 

 16. 
Which division(s) of the peripheral nervous system transmit(s) impulses from sense organs to the central nervous system?
a.
sensory division
c.
sensory and motor divisions
b.
motor division
d.
spinal cord division
 

 17. 
Which division of the nervous system controls the ability to dance?
a.
somatic
c.
central
b.
autonomic
d.
brain
 

 18. 
The division of the nervous system that helps the body react to pain is the
a.
somatic nervous system.
c.
autonomic nervous system.
b.
sensory nervous system.
d.
sympathetic nervous system.
 

 19. 
What are the two divisions of the peripheral nervous system?
a.
brain and spinal cord
c.
somatic and autonomic
b.
thalamus and hypothalamus
d.
sensory and motor
 

 20. 
Drugs that increase heart rate, blood pressure, and breathing rate are called
a.
stimulants.
c.
opiates.
b.
depressants.
d.
alcohol.
 

 21. 
What types of drugs slow down the activity of the central nervous system?
a.
stimulants
c.
opiates
b.
depressants
d.
cocaine
 

 22. 
Uncontrollable pain and sickness occur because the body cannot produce enough endorphins when a drug user attempts to stop using
a.
opiates.
c.
crack.
b.
cocaine.
d.
marijuana.
 

 23. 
The most widely abused legal drug is
a.
marijuana.
c.
amphetamines.
b.
tranquilizers.
d.
alcohol.
 

 24. 
What system does alcohol immediately affect?
a.
digestive
c.
nervous
b.
circulatory
d.
endocrine
 

 25. 
One third of all homicides can be attributed to the effects of
a.
alcohol.
c.
crack.
b.
cocaine.
d.
opiates.
 

Modified True/False (Value 10)
Indicate whether the statement is true or false.  If false, change the identified word or phrase to make the statement true.
 

 26. 
There are four levels of organization in the human body: cells, tissues, organs, and organ systems. _________________________

 

 27. 
A group of similar cells that perform a single function is called a(an) organ. _________________________

 

 28. 
The hypothalamus is to your body as the thermostat is to the internal environment of a house. _________________________

 

 29. 
The propagation of an action potential is slower in myelinated axons than in axons that lack a myelin sheath. _________________________

 

 30. 
The largest and most prominent region of the human brain that is responsible for the voluntary, or conscious, activities of the body is the cerebellum. _________________________

 

 31. 
If you accidentally hit your toe on a desk and then quickly move your leg in response, the pathway that the nerve impulse takes from your toe to your leg is called a reflex arc._________________________

 

 32. 
The autonomic nervous system is part of the motor division of the peripheral nervous system. _________________________

 

 33. 
Addiction can be defined as intentional misuse of any drug for nonmedical purposes. _________________________

 

 34. 
About 40 percent of the fatal accidents that occur on Americans highways involve the drug alcohol. _________________________

 

Short Answer (Value 10)
 
 
nar001-1.jpg

Figure 35–1
 

 35. 
Identify the structure and its labeled parts illustrated in Figure 35–1.
 

 36. 
How do opiates help people overcome sensations of pain?
 

 37. 
What are the cause and effect of fetal alcohol syndrome?
 



 
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