1. Modules 3-6: The Biology of Behavior
Clicker Questions
Exploring Psychology, 10th Edition by David G. Myers & C. Nathan DeWall
Slides by Laura Beavin Haider, Ph.D.
Modules 3-6: The Biology of Behavior

2. Neural and Hormonal Systems
Module 3

3. 1. Which structure in neural communication passes messages through its branches to other neurons, muscles, or glands?
A. Neuron
B. Dendrite
C. Axon
D. Myelin

4. 1. Which structure in neural communication passes messages through its branches to other neurons, muscles, or glands? ANSWER
A. Neuron
B. Dendrite
C. Axon
D. Myelin

5. 2. The period of inactivity after a neuron has fired is called the:
A. refractory period.
B. threshold.
C. action potential.
D. all-or-none response.

6. 2. The period of inactivity after a neuron has fired is called the: ANSWER
A. refractory period.
B. threshold.
C. action potential.
D. all-or-none response.

7. 3. Which type of cell communicates within the central nervous system and processes information between incoming sensory input and motor output?
A. Glial cells
B. Motor neurons
C. Interneurons
D. Sensory neurons

8. 3. Which type of cell communicates within the central nervous system and processes information between incoming sensory input and motor output? ANSWER
A. Glial cells
B. Motor neurons
C. Interneurons
D. Sensory neurons

9. 4. Which of the following enables voluntary control of our skeletal muscles?
A. Autonomic nervous system
B. Somatic nervous system
C. Sympathetic nervous system
D. Parasympathetic nervous system

10. 4. Which of the following enables voluntary control of our skeletal muscles? ANSWER
A. Autonomic nervous system
B. Somatic nervous system
C. Sympathetic nervous system
D. Parasympathetic nervous system

11. 5. Gerald’s grandmother suffers from Alzheimer’s disease and exhibits symptoms of memory loss. Which neurotransmitter is likely impaired?
A. GABA
B. Serotonin
C. Dopamine
D. Acetycholine

12. 5. Gerald’s grandmother suffers from Alzheimer’s disease and exhibits symptoms of memory loss. Which neurotransmitter is likely impaired? ANSWER
A. GABA
B. Serotonin
C. Dopamine
D. Acetycholine

13. 6. Hasan is nervous for an oral presentation
6. Hasan is nervous for an oral presentation. His heart beats rapidly, his palms are sweaty, and his breathing has increased. Which part of the nervous system would be activated?
A. Central
B. Somatic
C. Sympathetic
D. Parasympathetic

14. 6. Hasan is nervous for an oral presentation
6. Hasan is nervous for an oral presentation. His heart beats rapidly, his palms are sweaty, and his breathing has increased. Which part of the nervous system would be activated? ANSWER
A. Central
B. Somatic
C. Sympathetic
D. Parasympathetic

15. Tools of Discovery and Older Brain Structures
Module 4

16. 7. Which technique involves the usage of magnetic fields and radio waves to produce computerized images of soft brain tissue?
A. Lesion
B. EEG
C. MRI
D. PET

17. 7. Which technique involves the usage of magnetic fields and radio waves to produce computerized images of soft brain tissue? ANSWER
A. Lesion
B. EEG
C. MRI
D. PET

18. 8. Which brain structure enables basic functions like nonverbal learning, skill memory, and coordination?
A. Thalamus
B. Reticular formation
C. Pons
D. Cerebellum

19. 8. Which brain structure enables basic functions like nonverbal learning, skill memory, and coordination? ANSWER
A. Thalamus
B. Reticular formation
C. Pons
D. Cerebellum

20. The Cerebral Cortex and Our Divided Brain
Module 5

21. 9. Which portion of the cerebral cortex receives sensory input for touch and body position?
A. Parietal lobes
B. Occipital lobes
C. Frontal lobes
D. Temporal lobes

22. 9. Which portion of the cerebral cortex receives sensory input for touch and body position? ANSWER
A. Parietal lobes
B. Occipital lobes
C. Frontal lobes
D. Temporal lobes

23. 10. Which part of the cortex is involved in higher mental functions?
A. Motor cortex
B. Corpus callosum
C. Somatosensory cortex
D. Association areas

24. 10. Which part of the cortex is involved in higher mental functions
10. Which part of the cortex is involved in higher mental functions? ANSWER
A. Motor cortex
B. Corpus callosum
C. Somatosensory cortex
D. Association areas

25. 11. Penelope claims to be bothered by the fact that her left hand unties her shoe while her right hand ties it. She appears to be unable to integrate messages between her left and right hemisphere. This may be a result of:
A. an in-tact corpus callosum.
B. neurogenesis.
C. plasticity.
D. a split-brain surgery.

26. 11. Penelope claims to be bothered by the fact that her left hand unties her shoe while her right hand ties it. She appears to be unable to integrate messages between her left and right hemisphere. This may be a result of: ANSWER
A. an in-tact corpus callosum.
B. neurogenesis.
C. plasticity.
D. a split-brain surgery.

27. Genetics, Evolutionary Psychology, and Behavior
Module 6

28. 12. A complex molecule containing the genetic information is called (a):
A. gene
B. chromosome
C. DNA
D. genome

29. 12. A complex molecule containing the genetic information is called (a): ANSWER
A. gene
B. chromosome
C. DNA
D. genome

30. 13. The interplay that occurs when the effect of one factor (such as environment) depends on another factor (such as heredity) is called (a/an):
A. interaction.
B. culture.
C. peer power.
D. norms.

31. 13. The interplay that occurs when the effect of one factor (such as environment) depends on another factor (such as heredity) is called (a/an): ANSWER
A. interaction.
B. culture.
C. peer power.
D. norms.

32. 14. Kelly and Lisa are identical twins who were raised together
14. Kelly and Lisa are identical twins who were raised together. Which is likely true about their heritability?
A. They developed from two fertilized eggs.
B. Their behaviors and personalities are probably similar.
C. If reared apart, they would probably be very different.
D. If they were fraternal, they would be just as similar.

33. 14. Kelly and Lisa are identical twins who were raised together
14. Kelly and Lisa are identical twins who were raised together. Which is likely true about their heritability? ANSWER
A. They developed from two fertilized eggs.
B. Their behaviors and personalities are probably similar.
C. If reared apart, they would probably be very different.
D. If they were fraternal, they would be just as similar.

34. 15. Karl is studying the behaviors of generations of apes to discover what may have been passed down in leading the species to survive. What area of study is Karl concerned with?
A. Molecular genetics
B. Epigenetics
C. Molecular behavior genetics
D. Evolutionary psychology

35. 15. Karl is studying the behaviors of generations of apes to discover what may have been passed down in leading the species to survive. What area of study is Karl concerned with? ANSWER
A. Molecular genetics
B. Epigenetics
C. Molecular behavior genetics
D. Evolutionary psychology