AND ANSWERS WITH STUDY GUIDE DETAILED AND
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GRADED A
3. The term plasticity refers to the ____.
A. flexibility of the endocrine system
B. brain's special capacity for modification and change
C. natural tendency to engage in a fight or flight response
D. ability of people to change habits over time - CORRECT
ANSWER B
4. Plasticity best reflects which of the following characteristics of the
nervous system?
A. Complexity
B. Integration
C. Adaptability
D. Electrochemical transmission - CORRECT ANSWER C
5. You are listening to a lecture. Then the bell rings in the hallway. In
order to hear this stimulus, ______ neurons must carry
electrochemical messages from your ears to your brain.
A. indigent
B. afferent
C. efferent
D. indifferent - CORRECT ANSWER B
6. The lecture you were listening to is over. The bell that rang in the
hall signaled the end of class. You get up out of your seat, pick up
your things, and walk out the classroom door.
Which kind of nerves sent the signals from your brain to your
muscles to initiate your physical movements?
A. Afferent
B. Efferent
,C. Hormones
D. Indifferent - CORRECT ANSWER B
7. Information from the brain and spinal cord to the muscles is sent
through __________, thus enabling the body to move.
A. afferent nerves
B. efferent nerves
C. hormones
D. interpathway nerves - CORRECT ANSWER B
8. Your brain has instructed your body muscles to move so that you
avoid burning your hand on a hot stove. Which type of nerves carried
the information from your brain to your muscles so that you could
avoid getting burned?
A. Afferent nerves
B. Efferent nerves
C. Glial nerves
D. Parasympathetic nerves - CORRECT ANSWER B
9. The brain and spinal cord make up the _____.
A. peripheral nervous system
B. central nervous system
C. autonomic nervous system
D. somatic nervous system - CORRECT ANSWER B
10. _____ nerves carry information to the brain and spinal cord.
______ nerves carry information from the brain and spinal cord to the
rest of the body.
A. Afferent / Efferent
B. Efferent / Afferent
C. Glial cells / Afferent
D. Efferent / Glial cells - CORRECT ANSWER A
11. The ______ nervous system connects the brain and spinal cord to
the rest of the body.
A. central
B. peripheral
C. somatic
,D. autonomic - CORRECT ANSWER B
12. The somatic nervous system and autonomic nervous system are
components of the ____.
A. somatosensory area
B. central nervous system
C. limbic system
D. peripheral nervous system - CORRECT ANSWER D
13. The sympathetic nervous system and parasympathetic nervous
system are components of the _____.
A. central nervous system
B. autonomic nervous system
C. somatic nervous system
D. endocrine system - CORRECT ANSWER B
14. The ______ nervous system mobilizes the body's resources and
prepares it for action (i.e., the fight or flight response).
A. central
B. somatic
C. sympathetic
D. parasympathetic - CORRECT ANSWER C
15. The parasympathetic nervous system is part of the _____ nervous
system.
A. central
B. somatic
C. autonomic
D. sympathetic - CORRECT ANSWER C
16. You are walking to school when you encounter a strange barking
dog. You tense up and contemplate whether you should run away.
Which nervous system is responsible for this "fight or flight"
reaction?
A. Somatic
B. Sympathetic
C. Parasympathetic
D. Efferent - CORRECT ANSWER B
, 17. Which division of the peripheral nervous system is responsible for
producing physiological symptoms (such as increased heart rate and
butterflies in the stomach) under conditions of stress?
A. Somatic
B. Parasympathetic
C. Sympathetic
D. Efferent - CORRECT ANSWER C
18. After finishing a psychology test, you try to relax by engaging in
some meditation techniques. Doing these exercises should increase
the response of the ________ nervous system, which results in a
slower heart and respiration rate and less muscular tension.
A. somatic
B. central
C. parasympathetic
D. sympathetic - CORRECT ANSWER C
19. Essential body functions such as heart rate, breathing, and
digestion are under the control of the _____.
A. somatic nervous system
B. cerebral cortex
C. interneuron system
D. autonomic nervous system - CORRECT ANSWER D
20. Just before you went on a job interview your heart was pounding
like crazy. You experienced a shortness of breath and felt sick to your
stomach. These symptoms were most likely produced by your
________ nervous system.
A. central
B. somatic
C. parasympathetic
D. sympathetic - CORRECT ANSWER D
21. Corticosteroids are _____.
A. stress hormones
B. sex hormones
C. neurotransmitters that regulate mood