James Kalat Test Bank
ALL Chapters 1-14 Questions & Answers| A+ Pass
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, Chapter 1: The Cellular Foundations of Behavior
1. Dendrites contain the nuclei, ribosomes, mitochondria, and other structures found in most
cells.
a. True
b. False
ANSWER:> False
2. Neurons receive information and transmit it to other cells.
a. True
b. False
ANSWER:> True
3. Santiago Ramóny Cajal used special staining techniques to reveal that the brain is composed
of individual cells.
a. True
b. False
ANSWER:> True
4. An efferent axon carries information away from a structure.
a. True
b. False
ANSWER:> True
5. The greater the surface area of a dendrite, the more information it can receive from other
neurons.
a. True
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b. False
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ANSWER:> True
6. Neurons are distinguished from other cells by their shape.
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, a. True
b. False
ANSWER:> True
7. The role of glial cells is to act like “glue” or scaffolding to support the neurons.
a. True
b. False
ANSWER:> False
8. Glial cells transmit information across long distances.
a. True
b. False
ANSWER:> False
9. There are two types of glial cells that produce myelin sheath. In the central nervous system,
Schwann cells fulfill this role and, in the periphery, oligodendrocytes produce it.
a. True
b. False
ANSWER:> False
10. The blood-brain barrier is made up of closely packed glial cells.
a. True
b. False
ANSWER:> False
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11. The difference in voltage in a resting neuron is called the resting potential.
a. True
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b. False
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ANSWER:> True
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, 12. Increasing the electrical gradient for potassium will reduce the tendency for potassium ions
to exit the neuron.
a. True
b. False
ANSWER:> True
13. At the resting potential, the potassium channels are completely closed and the sodium
channels are almost closed.
a. True
b. False
ANSWER:> False
14. Dr. Skinner is working in the lab measuring the voltage of neurons, and during one condition,
she tried to depolarize the neurons from -70 mV to -80 mV.
a. True
b. False
ANSWER:> False
15. Action potentials can be produced in the dendrites of some neurons.
a. True
b. False
ANSWER:> False
16. The two basic kinds of cells in the nervous system are .
a. neurons and glia
b. dendrites and axons
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c. ribosomes and lysosomes
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d. neurons and axons
ANSWER:> a
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