Definition of Sacral plexus

1. Noun. A nerve plexus formed by the 4th and 5th lumbar and 1st, 2nd, 3rd sacral nerves; supplies the pelvic region and lower limbs.

Exact synonyms: Plexus Sacralis
Generic synonyms: Nerve Plexus

Medical Definition of Sacral plexus

1. Formed by the fourth and fifth lumbar (lumbosacral trunk) and first, second, and third sacral nerves; it lies on the inner surface of the posterior wall of the pelvis usually embedded in the piriformis muscle; its nerves supply the lower limbs, its major product being the sciatic nerve. Synonym: plexus sacralis, ischiadic plexus, sciatic plexus. (05 Mar 2000)

Sacral Plexus Pictures

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Lexicographical Neighbors of Sacral Plexus

sacral anaesthesia
sacral canal
sacral cornua
sacral crest
sacral flexure
sacral flexure of rectum
sacral foramen
sacral ganglia
sacral hiatus
sacral horns
sacral index
sacral lymph nodes
sacral nerve
sacral nerves
sacral part of spinal cord
sacral plexus (current term)
sacral promontory
sacral region
sacral splanchnic nerves
sacral triangle
sacral tuberosity
sacral vein
sacral veins
sacral venous plexus
sacral vertebra
sacral vertebrae
sacral vertebras

Literary usage of Sacral plexus

Below you will find example usage of this term as found in modern and/or classical literature:

1. Anatomy, Descriptive and Surgical by Henry Gray (1901)
"The sacral plexus (Fig. 421). The sacral plexus is formed by the ... The sacral plexus is triangular in form, its base corresponding with the exit of the ..."

2. Quain's Elements of Anatomy by Jones Quain, Edward Albert Schäfer, Johnson Symington, Thomas Hastie Bryce (1909)
"sacral plexus.—The lumbo-sacral cord (resulting, as before described, from the junction of the fifth and part of the fourth lumbar nerves), ..."

3. The American Journal of the Medical Sciences by Southern Society for Clinical Investigation (U.S.) (1887)
"THE MORPHOLOGY OF THE sacral plexus. It is by no means an unfrequent occurrence for the two popliteal nerves to arise separately from the sacral plexus; ..."

4. Quain's Elements of Anatomy by Jones Quain, William Sharpey, Allen Thomson, John G. Cleland (1867)
"THE sacral plexus. The lumbo-sacral cord (resulting as before described from ... 3, superior glu- teal nerve ; SC, sacral plexus ending in the great sciatic ..."

5. Journal of Nervous and Mental Disease by Philadelphia Neurological Society, American Neurological Association, Chicago Neurological Society, New York Neurological Association (1893)
"... -sacral plexus. By Chas. S. Sherrington, MA, MD, Lecturer on Physiology, St. Thomas Hospital, London, Fellow of Gonville and Cains College, Cambridge. ..."

6. The Encyclopaedia Britannica: “a” Dictionary of Arts, Sciences, Literature edited by Hugh Chisholm (1911)
"To return to the sacral plexus: branches arc given off from the anterior ... In modern descriptions the lower branches of the lumbo-sacral plexus are ..."

7. Special Pathology and Therapeutics of the Diseases of Domestic Animals by Ferenc Hutyra, Josef Marek (1913)
"Paralysis of the sacral plexus. One case each of this kind has been recorded ... Thomassen found marked thickening of all the nerves of the sacral plexus, ..."

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