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Question
Which of the following is true regarding unmyelinated nerve fibers in the PNS?
A. A Schwann cell folds its plasma membrane around several fibers .
B. A Schwann cells wraps its plasma membrane around each individual fiber as it does with myelinated fibers.
C. An oligodendrocyte cells wraps its plasma membrane around each fiber as it does with myelinated fibers.
D. Satellite cells cluster around each axon to form a pseudo-myelin sheath.
Answer
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Related questions
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A. cervical and thoracic
B. thoracic and lumbar
C. thoracic, lumbar and sacral
D. sacral, lumbar and coccygeal
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Q:
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B. digestion
C. exercise
D. stress
E. arousal
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Which of the following statements is true regarding parasympathetic tone?
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B. Oculomotor - III
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B. Beta
C. Delta
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D. Subarachnoid space
Q:
The pyramidal cells of the precentral gyrus are called __________ neurons.
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C. first-order
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Which of the following is correct regarding the occipital lobe?
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B. It is the principal visual center of the brain.
C. It is the primary site for receiving and interpreting signals from the general senses.
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A. To regulate the chemical environment of the nervous tissue
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B. Dura mater, arachnoid, pia mater
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A. High altitude
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Q:
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. The __________ secrete(s) __________, which promotes Na+ and water retention.
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