Test Bank For Biological Psychology, 13th Edition

Name: Class: Date:



Chapter 01
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 Ramón y 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
b. False
ANSWER: True

6. Neurons are distinguished from other cells by their shape.
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
Copyright Cengage Learning. Powered by Cognero. Page 1

,Name: Class: Date:



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

11. The difference in voltage in a resting neuron is called the resting potential.
a. True
b. False
ANSWER: True

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
c. ribosomes and lysosomes
d. neurons and axons
ANSWER: a

Copyright Cengage Learning. Powered by Cognero. Page 2

,Name: Class: Date:



17. Santiago Ramon y Cajal demonstrated that ____.
a. at rest, the neuron has a negative charge inside its membrane
b. neurons are separate from one another
c. neurons communicate at specialized junctions called synapses
d. action potentials follow the all-or-none law
ANSWER: b

18. Both ____ and ____ shared the Nobel Prize for Physiology or Medicine in 1906.
a. Golgi and Cajal
b. Cajal and Sherrington
c. Sherrington and Golgi
d. Cajal and Kalat
ANSWER: a

19. Dr. Kimi studies the plasma membrane of neurons. He specifically researches the specialized _____ that allow in
important things like water, oxygen, sodium, and so on.
a. lipid channels
b. protein channels
c. lipid receptors
d. protein receptors
ANSWER: b

20. Neurons differ most strongly from other body cells in their ____.
a. temperature
b. shape
c. osmotic pressure
d. mitochondria
ANSWER: b

21. What do neurons have that other cells do not?
a. A plasma membrane
b. Large, branching extensions
c. Protein channels
d. An endoplasmic reticulum
ANSWER: b

22. Dr. McLaughlin’s lab studies how newly formed proteins are folded inside neurons. They would be most interested in
studying the _____.
a. endoplasmic reticulum
b. mitochondria
c. ribosomes
d. nucleus
Copyright Cengage Learning. Powered by Cognero. Page 3

, Name: Class: Date:



ANSWER: c

23. Water, oxygen, and ____ freely flow across a cell membrane.
a. calcium
b. positively charged ions
c. magnesium
d. carbon dioxide
ANSWER: d

24. The structure that contains a cell’s chromosomes is called the ____.
a. endoplasmic reticulum
b. nucleus
c. mitochondrion
d. ribosome
ANSWER: b

25. Small, charged molecules can cross the cell membrane through ____.
a. diffusion
b. ribosomes
c. mitochondria
d. protein channels
ANSWER: d

26. Professor Lopez studies the specialized _________ in the eye that detect light.
a. motor neurons
b. sensory neurons
c. glial cells
d. interneurons
ANSWER: b

27. Ribosomes are the part of a cell that ____.
a. performs metabolic activities
b. breaks down harmful chemicals
c. transports proteins
d. synthesizes new proteins
ANSWER: d

28. The endoplasmic reticulum is a ____.
a. network of thin tubes that transport newly synthesized proteins
b. site where the cell synthesizes new protein molecules
c. structure that separates the inside of the cell from the outside

Copyright Cengage Learning. Powered by Cognero. Page 4