Definition

1. Noun:
   • Spinal nerve: A nervus spinalis is any one of the 31 paired nerves that originate from the spinal cord. Each nerve is formed by the union of a dorsal (sensory) root and a ventral (motor) root, and it carries motor, sensory, and autonomic signals between the spinal cord and the body.

Usage Examples

• Noun:
  • Damage to a nervus spinalis can cause pain, weakness, or numbness in its corresponding area of the body.
  • The doctor explained that the tingling sensation was due to compression of a nervus spinalis in the lower back.

Advanced Usage

• Clinical/Anatomical Context: The term "nervus spinalis" is primarily used in formal anatomical, medical, or scientific writing and discourse.
  • The study mapped the pathway of each nervus spinalis from the intervertebral foramen to its peripheral targets.

Variants and Related Words

• Spinal nerve: This is the common English equivalent term for "nervus spinalis".
  • Spinal nerves are part of the peripheral nervous system.
• Nerve root: Refers specifically to the dorsal or ventral root that combines to form the spinal nerve.
  • Herniated discs often press on a nerve root before it joins to become a spinal nerve.

Synonyms

• Spinal nerve: The direct and most frequently used synonym in English.

Related Phrases

• Spinal nerve plexus: A network where spinal nerves interconnect and reorganize.
  • The brachial plexus is formed from several cervical and thoracic nervus spinalis branches.
• Spinal nerve impingement: A condition where a spinal nerve is compressed.
  • Spinal nerve impingement is a common cause of sciatica.

Noun

1. any of the 31 pairs of nerves emerging from each side of the spinal cord (each attached to the cord by two roots: ventral and dorsal)