1. The middle layer of the meninges is the
A. dura mater
B. pia mater
C. arachnoid mater
D. subarachnoid space
2. The Central Nervous System is composed of
A. peripheral nerves
B. sympathetic and parasympathetic nerves
C. the brain and cranial nerves
D. the brain and spinal cord
3. Which of the following controls balance by coordinating muscular movements?
A. cerebrum
B. hypothalamus
C. cerebellum
D. brain stem
4. A group of nerve cell fibers held together with connective tissue located outside the central nervous system is called a
A. ganglion
B. nerve
C. dendrite
D. node
5. The divisions of the autonomic nervous system are
A. cranial and spinal
B. central and peripheral
C. somatic and parasympathetic
D. sympathetic and parasympathetic
6. A neuron that delivers information from the periphery to the brain is a(n)
A. sensory neuron
B. interneuron
C. motor neuron
D. divergent neuron
7. Which of the following are examples of neurotransmitters?
A. adenine and thymine
B. epinephrine and acetylcholine
C. thyroxin and calcitonin
D. all are neurotransmitters
8. Which of the following is part of a neuron that sends information to other neurons?
A. dendrite
B. cell body
C. microfilament
D. axon
9. The sequence that best describes the course of an impulse over a reflex arc is
A. effector, motor neuron, interneuron, receptor, sensory neuron
B. receptor, motor neuron, interneuron, sensory neuron, effector
C. receptor, sensory neuron, interneuron, motor neuron, effector
D. receptor, interneuron, sensory neuron, motor neuron, effector
10. Which of the following is an action of the sympathetic nervous system?
A. decrease heart rate
B. increase breathing rate
C. cause pupils to constrict
D. increase digestive activities
11. When a neuron reaches threshold and an action potential is generated (membrane depolarization)
A. chlorine ions rapidly enter the cell
B. sodium ions rapidly enter the cell
C. sodium ions rapidly exit the cell
D. negatively charged ions rapidly enter the cell
12. Neurons having one long process arising from the cell body which functions as an axon and numerous other processes that arise from the cell body which function as dendrites are called
A. bipolar
B. unipolar
C. multipolar
D. tripolar
13. Which of the following is not a type of neuroglial cell?
A. astrocyte
B. oligodendrocyte
C. ependymal cell
D. all are types of neuroglial cells
14. Within the brain, myelin is formed by
A. neurons
B. oligodentrocytes
C. microglial cells
D. astrocytes
15. The junction between two neurons is called a
A. synapse
B. ventricle
C. neuromuscular junction
D. intercalated disc
16. Which is part of the diencephalon and is involved in controlling the release of hormones from the anterior pituitary?
A. thalamus
B. hypothalamus
C. pineal
D. cerebrum
17. What part of the cerebrum contains the primary auditory area which interpret hearing?
A. temporal lobe
B. parietal lobe
C. frontal lobe
D. occipital lobe
18. When a neuron sends the same message to three other neurons, this is an example of
A. convergence
B. divergence
19. A neurotransmitter such a glutamate that encourages a neuron to send a message is
A. inhibitory
B. excitatory
Answers:
1. c 2. d 3. c 4. b 5. d 6. a 7. b 8. d 9. c 10. b 11. b 12. c 13. d 14. b 15. a 16. b 17. a 18. b 19. b