1. The Biological Basis of Behavior
Chapter 3 Quiz
The Biological Basis of Behavior

2. Don’t forget to write your answers on a separate piece of paper to grade when you’re done!
1. A neuron without terminal buttons would be unable to
a) receive information from neighboring neurons
b) generate an action potential
c) direct the synthesis of neurotransmitters
d) secrete neurotransmitters

3. 2. Paul Broca found that the loss of the ability to speak intelligibly is associated with damage to a region of the brain in the
a) left frontal lobe
b) thalamus
c) left temporal lobe
d) right parietal lobe

4. 3. Scientists are able to see changes in the brain as it processes information by means of
a) lesioning
b) autopsy
c) CT
d) PET

5. 4. The simplest behaviors we carry on
a) are learned when we are infants
b) do not involve the central nervous system
c) are called instincts
d) include sneezing and blinking

6. 5. Of the following, the effect of the adrenalin on the body is most similar to the effect of the
a) cerebellum
b) parathyroids
c) somatic nervous system
d) sympathetic nervous system

7. 6. Mr. Jenkins’ suffered a “stroke” as a result of a brain injury
6. Mr. Jenkins’ suffered a “stroke” as a result of a brain injury. Although he can still move the fingers on his right hand, he has lost sensation in these parts. Of the following, the site of damage to his brain is most likely in the
a) right frontal lobe
b) right temporal lobe
c) left frontal lobe
d) left parietal lobe

8. 7. Of the following, which are located exclusively in the central nervous system?
a) afferent neurons
b) interneurons
c) efferent neurons
d) glial cells

9. 8. Which of the following glands interact(s) most directly with all of the others to help regulate body processes?
a) pituitary
b) adrenals
c) parathyroids
d) ovaries

10. 9. Gunshot wounds, tumors, and strokes all result in
a) infections
b) significant loss of function
c) lesions
d) pain

11. 10. Which of the following must be males?
a) dizygotic twins
b) monozygotic twins
c) down syndrome children
d) Klinefelter’s syndrome children

12. 11. When you are walking, the brain sends messages to the skeletal muscles in the legs by way of
a) efferent fibers
b) sensory fibers
c) afferent fibers
d) central fibers

13. 12. The hindbrain structure involved with sleep and arousal is the
a) hypothalamus
b) cerebrum
c) thalamus
d) pons

14. 13. The basic parts of a neuron are
a) vesicles, terminal buttons, synapses
b) cell body, axon, dendrites
c) myelin, nodes, axon terminals
d) hindbrain, midbrain, forebrain

15. 14. Branches are to trees as _______ are to neurons
a) axons
b) cell bodies
c) dendrites
d) nuclei

16. 15. Determining the location of specific genes on specific chromosomes is referred to as
a) genetic mapping
b) phenomapping
c) chromosomal atlasing
d) genome projection

17. Chapter 3 Answer Key 1. D 2. A 3. D 4. D 5. D 6. D 7. B 8. A 9. C

18. Essay Question Possibilities!!
One of the following essay questions will appear on your test, be familiar with all of them!!

19. Essay Question # 1
Choose a specific neurotransmitter or class of neurotransmitters and discuss its impact on behavior.

20. Essay Question # 2
Compare and contrast the nervous system and the endocrine system.

21. Essay Question # 3
Compare and contrast lesioning and electrical stimulation of the brain.

22. Essay Question # 4
Assume that trait X is primarily an inherited characteristic. Imagine that trait X is investigated using family studies, twin studies, and adoption studies. Briefly describe each of these three methods and indicate what information each would be expected to yield regarding trait X.

23. Essay Question # 5
Imagine the following scenario: Administrators at the local high school have been impressed by recent media reports of cerebral hemispheric specialization, and are considering curricular reform to achieve a better balance between “left-brained” and “right-brained” activities. You have been hired to advise them on this issue. What would your recommendation be, and why?

24. Good Luck!
Make sure to double check all of your answers and study them for the upcoming exam. Remember, AT LEAST FIVE of the questions from this quiz will make some sort of appearance on the chapter test along with one of the essay questions.
Take advantage of this study guide and good luck on your test!