Anatomy 1 Quiz 8 Nervous

Anatomy 1 Quiz 8 Nervous

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Question 1 of 15

1. Question
Which part of the nervous system is NOT paired with its correct division?
- brain – CNS
- nerves in arm – PNS
- spinal cord – CNS
- cranial nerves – CNS
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Question 2 of 15

2. Question
Which statement is NOT true of the central nervous system (CNS)?
- The CNS consists of the spinal cord and brain.
- The cavities that contain the CNS are enclosed by bone.
- The CNS is covered by the meninges.
- The cells of the CNS are neurons and Schwann cells.
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Question 3 of 15

3. Question
A neuron consists of:
- A cell body
- Dendrites
- Both A & B
- Both A & B and one Axon
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Question 4 of 15

4. Question
The part of a neuron that carries impulses toward the cell body is the:
- Dendrite
- Axon
- Schwann Cell
- Myelin Sheath
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Question 5 of 15

5. Question
The part of a neuron that contains the nucleus is the:
- Dendrite
- Cell Body
- Axon
- Myelin Sheath
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Question 6 of 15

6. Question
Which statement is NOT true of nerve tissue?
- The dendrites carry impulses toward the cell body of a neuron.
- Schwann cells are found only in the PNS.
- If the cell body of a neuron dies, the rest of the neuron dies.
- A neuron has only one axon, and it is always microscopic in length.
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Question 7 of 15

7. Question
The neuroglia that phagocytize pathogens are the:
- Astrocytes
- Oligodendrocytes
- Schwann Cells
- Microglia
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Question 8 of 15

8. Question
The neuroglia that help form the blood–brain barrier are the:
- Astrocytes
- Oligodendrocytes
- Schwann Cells
- Microglia
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Question 9 of 15

9. Question
An electrical nerve impulse is carried by:
- the neurolemma around the neuron
- the myelin sheath around the neuron
- the membrane of the neuron
- the cytoplasm of the neuron
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Question 10 of 15

10. Question
A nerve impulse at a synapse between two neurons is best described as:
- Electrical
- Chemical
- Mechanical
- Physical
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Question 11 of 15

11. Question
At synapses, nerve impulse transmission is accomplished by means of:
- saltatory conduction
- inactivators
- neurotransmitters
- the myelin sheath
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Question 12 of 15

12. Question
The nerve that supplies the posterior side of the lower limb is the
- Phrenic Nerve
- Radial Nerve
- Femoral Nerve
- Sciatic Nerve
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Question 13 of 15

13. Question
The nerve that supplies the anterior side of the lower limb is the:
- Phrenic
- popliteal
- Femoral
- Sciatic
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Question 14 of 15

14. Question
Which peripheral nerve is NOT paired with its correct distribution?
- ulnar – lateral side of upper limb
- intercostal – chest wall
- sciatic – posterior side of lower limb
- femoral – anterior side of lower limb
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Question 15 of 15

15. Question
The part of a neuron that carries impulses away from the cell body is the
- Dendrite
- Schwann Cell
- Axon
- Myelin Sheath
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