Multiple Choice
Which of the following best describes a primary function of cerebrospinal fluid (CSF) in the central nervous system?
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12. The Central Nervous System
Introduction to the Central Nervous System
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Which of the following is the most superior region of the spinal cord?
A
Thoracic region
B
Cervical region
C
Sacral region
D
Lumbar region
Verified step by step guidance1
Understand the anatomical terminology: 'superior' refers to a position closer to the head or upper part of the body, while 'inferior' refers to a position closer to the feet or lower part of the body.
Review the regions of the spinal cord in order from superior to inferior: Cervical, Thoracic, Lumbar, Sacral, and Coccygeal.
Identify the cervical region as the most superior region of the spinal cord, located closest to the head and neck area.
Compare the cervical region to the other options (Thoracic, Lumbar, Sacral) to confirm that it is indeed the most superior.
Conclude that the cervical region is the correct answer based on its anatomical position relative to the other regions of the spinal cord.
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