Spinal Cord Internal Structures Quiz
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Questions and Answers

Which structure in the gray matter of the spinal cord receives non-myelinated input and integrates with lamina I according to Rexed Lamina classification?

  • Substantia gelatinosa (correct)
  • Nucleus proprius
  • Marginal zone
  • Dorsal nucleus of Clarke

Which lamina in the gray matter of the spinal cord is responsible for sensory input and integrates with descending input according to Rexed Lamina classification?

  • Substantia gelatinosa
  • Marginal zone
  • Nucleus proprius (correct)
  • Dorsal nucleus of Clarke

Which lamina in the gray matter of the spinal cord is located at the base of the dorsal horn and is involved in nociception, temperature, and mechanoreceptor processing according to Rexed Lamina classification?

  • Lamina II
  • Lamina I
  • Lamina V-VI (correct)
  • Lamina VII

Which structure in the gray matter of the spinal cord is responsible for regulating muscle activity and provides input to the cerebellum according to Rexed Lamina classification?

<p>Ventral horn (A)</p> Signup and view all the answers

Which lamina in the gray matter of the spinal cord surrounds the central canal and has input similar to lamina I&II according to Rexed Lamina classification?

<p>Lamina X (B)</p> Signup and view all the answers

Which of the following is responsible for regulating muscle activity and provides input to the cerebellum?

<p>Muscle tension reflex (C)</p> Signup and view all the answers

Which structure in the gray matter of the spinal cord receives non-myelinated input and integrates with lamina I?

<p>Receptors (A)</p> Signup and view all the answers

Which lamina in the gray matter of the spinal cord surrounds the central canal and has input similar to lamina I&II according to Rexed Lamina classification?

<p>Fiber types (C)</p> Signup and view all the answers

Which lamina in the gray matter of the spinal cord is located at the base of the dorsal horn and is involved in nociception, temperature, and mechanoreceptor processing according to Rexed Lamina classification?

<p>Action potentials (B)</p> Signup and view all the answers

Which lamina in the gray matter of the spinal cord is responsible for sensory input and integrates with descending input according to Rexed Lamina classification?

<p>Fiber types (A)</p> Signup and view all the answers

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