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Plexus Lumbalis (Noun)

Meaning 1

A plexus of nerves formed by the ventral branches of the first four lumbar nerves.

Classification

Nouns denoting body parts.

Examples

  • The plexus lumbalis is a complex network of nerves in the lower back that plays a crucial role in controlling various bodily functions.
  • Damage to the plexus lumbalis can result in weakness, numbness, or paralysis of the lower extremities.
  • The plexus lumbalis is formed by the ventral branches of the first four lumbar nerves, which arise from the spinal cord.
  • During a lumbar plexus block, a local anesthetic is injected near the plexus lumbalis to numb the lower back and legs.
  • The plexus lumbalis is an essential component of the peripheral nervous system, providing motor and sensory innervation to the lower back and legs.

Synonyms

  • Lumbar Plexus

Hypernyms

  • Nerve Plexus

Meaning 2

A lymphatic plexus located along the lower portion of the aorta and iliac vessels.

Classification

Nouns denoting body parts.

Examples

  • The plexus lumbalis is a complex network of lymphatic vessels surrounding the abdominal aorta and common iliac arteries.
  • The plexus lumbalis plays a crucial role in draining lymph from the abdominal organs and lower limbs.
  • Lymphatic fluid from the plexus lumbalis ultimately drains into the cisterna chyli, a reservoir of lymphatic fluid.
  • Damage to the plexus lumbalis can lead to lymphedema, a condition characterized by swelling in the lower limbs.
  • The plexus lumbalis is closely associated with the aortic and iliac lymph nodes, which filter lymphatic fluid before it enters the bloodstream.

Synonyms

  • Lumbar Plexus

Hypernyms

  • Plexus
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