McqMate
These multiple-choice questions (MCQs) are designed to enhance your knowledge and understanding in the following areas: Uncategorized topics .
Chapters
| 1. |
A group C nerve fibre: |
| A. | is up to 20um in diameter |
| B. | is myelinated |
| C. | has motor function |
| D. | is fusimotor to muscle spindles |
| E. | is postganglionic autonomic |
| Answer» E. is postganglionic autonomic | |
| 2. |
Regarding autonomic nervous system, visceral pain is not referred to L3-S1 because: |
| A. | there are no visceral afferents related to these lumbar splanchnic nerves |
| B. | there are no white rami communications to these spinal nerves |
| C. | there are no sympathetic ganglia associated with these spinal segments |
| D. | there is no sympathetic efferent supply to these spinal nerves |
| E. | there are no grey rami communicants associated with the autonomic ganglia of L3-S1 spinal nerves |
| Answer» B. there are no white rami communications to these spinal nerves | |
| 3. |
Which of the following peripheral fibres have pain and temperature fibres? |
| A. | alpha neuron |
| B. | beta neuron |
| C. | gamma neuron |
| D. | delta neuron |
| E. | group B fibres |
| Answer» D. delta neuron | |
| 4. |
Regarding the sympathetic nervous system: |
| A. | every spinal nerve receives a white ramus communican |
| B. | efferent post ganglionic fibres are myelinated |
| C. | afferent sympathetic fibres synapse in the sympathetic trunk |
| D. | preganglionic cell bodies lie within the lateral horn of the T1-L2 spinal segments |
| E. | each cervical ganglion gives off one ramus communicans |
| Answer» D. preganglionic cell bodies lie within the lateral horn of the T1-L2 spinal segments | |
| 5. |
Which of the following nerve roots is correctly associated with the corresponding muscle action? |
| A. | L5 plantar flexion |
| B. | L2 knee extension |
| C. | C5 abduction of the shoulder |
| D. | C8 abduction of the thumb |
| E. | S1 extension of the great toe |
| Answer» C. C5 abduction of the shoulder | |
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