12 Questions
What is the main contribution of the spinal cord and spinal nerves to homeostasis?
Processing reflexes
Which meningeal layer is the outermost covering of the spinal cord?
Dura mater
What is the function of denticulate ligaments in relation to the spinal cord?
Protect against sudden displacement
What is the purpose of a spinal tap?
To withdraw cerebrospinal fluid for diagnostic purposes
Where does the spinal cord begin and end in an adult human?
Begins at the second lumbar vertebra and ends at the coccyx
What is the main function of the subarachnoid space in relation to the spinal cord?
To carry cerebrospinal fluid
What is the tapered portion of the spinal cord known as?
Conus Medullaris
Which part of the spinal cord contains primarily cell bodies of neurons and neuroglia?
Gray matter
What is the function of sensory tracts in the spinal cord?
Conduct nerve impulses toward the brain
How many pairs of thoracic nerves emerge from the spinal cord?
12 pairs
What is located at the center of the gray commissure within the spinal cord?
Central canal
Which part of the spinal cord allows for reflexes to be processed?
Gray commissure
Test your knowledge on the anatomy and functions of the spinal cord, including its role in processing reflexes, integrating EPSPs and IPSPs, and serving as a conduction pathway for sensory and motor impulses. Explore how the spinal cord contributes to homeostasis through quick, reflexive responses to various stimuli.
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