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

Neural and Hormonal Systems Module 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

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

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.

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.

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

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

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

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

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

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

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

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

Tools of Discovery and Older Brain Structures Module 4

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

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

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

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

The Cerebral Cortex and Our Divided Brain Module 5

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

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

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

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

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.

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.

Genetics, Evolutionary Psychology, and Behavior Module 6

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

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

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.

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.

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.

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.

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

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