sacrum


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sacrum

 [sa´krum]
the triangular bone at the base of the spine formed by usually five fused vertebrae wedged dorsally between the two hip bones. See Appendix 3-3.

sa·crum

, pl.

sa·cra

(sā'krŭm, sā'kră), [TA]
The segment of the vertebral column forming part of the pelvis; a broad, slightly curved, spade-shaped bone, thick above, thinner below, closing in the pelvic girdle posteriorly; it is formed by the fusion of five originally separate sacral vertebrae; it articulates with the last lumbar vertebra, the coccyx, and the hip bone on either side.
[L. (lit. sacred bone), neuter of sacer (sacr-), sacred]

sacrum

(sā′krəm, săk′rəm)
n. pl. sacra (sā′krə, săk′rə)
A triangular bone made up of five fused vertebrae and forming the posterior section of the pelvis.

sa·crum

, pl. sacra (sā'krŭm, -kră) [TA]
The segment of the vertebral column forming part of the pelvis; a broad, slightly curved, spade-shaped bone, thick above, thinner below, closing in the pelvic girdle posteriorly; it is formed by the fusion of five originally separate sacral vertebrae; it articulates with the last lumbar vertebra, the coccyx, and the hip bone on either side.
[L. (lit. sacred bone), neuter of sacer (sacr-), sacred]
Enlarge picture
SACRUM AND COCCYX: (ANTERIOR VIEW)

sacrum

(sa'krum) [L., sacred]
The triangular bone situated dorsal and caudal from the two ilia between the fifth lumbar vertebra and the coccyx. It is formed of five united vertebrae and is wedged between the two innominate bones, its articulations forming the sacroiliac joints. It is the base of the vertebral column and, with the coccyx, forms the posterior boundary of the true pelvis. The male sacrum is narrower and more curved than the female sacrum.
Synonym: sacral bone See: illustration

sacrum

The large, triangular, wedge-like bone that forms the centre of the back of the PELVIS and the lower part of the vertebral column. The sacrum consists of five fused, broad vertebrae and terminates in the tail-like COCCYX.

sacrum

the collection of fused sacral vertebrae attached to the PELVIC GIRDLE.

Sacrum

The triangle-shaped bone located between the fifth lumbar vertebra and the coccyx that consists of five vertebrae fused together. The sacrum joins on each side with the bones of the pelvis.
References in periodicals archive ?
On examination shows antalgic gait, tenderness at lower lumbar region and at right posterior iliac and sacrum. Lasegue's sign/ Bragard's sign is positive on right side.
However, on inclusion of the fifth lumbar vertebrae in the measurement (SH+L5), the SH measured 110.7[+ or -]09.4 mm, and mean height of the same sacrum without the inclusion of the fifth lumbar vertebra measured 83.4[+ or -]10.1 mm (p < 0.050).
Brosjo, "Improved prognosis for patients with Ewing sarcoma in the sacrum compared with the innominate bones: the scandinavian sarcoma group experience," JBJSA, vol.
The following parameters were noted: presence or absence of intervertebral discs in the sacrum and coccyx; vertebral levels at which the discs were present; maximum and minimum vertical thickness of the intervertebral disc.
De hecho, mientras que el Carmen sacrum tuvo bastante exito en los siglos IV-V, a algunas personas, como al papa Gelasio I, les escandalizo que se hablara de Cristo con letras paganas.
Poznanski, "Fatigue fractures of the sacrum in children: two case reports and a review of the literature," Skeletal Radiology, vol.
In the chapter about back pain, we learn that the sacrum can often be the cause.
The veteran celebrity and singer had an accident on holiday in California, causing a fractured sacrum.
According to the findings, the anatomy of Oreopithecus lumbar vertebrae and sacrum is unlike that of humans, and more similar to apes, indicating that it is incompatible with the functional demands of walking upright as a human does.
The sacrum is a large, triangular fused five sacral vertebrae and forms the postero-superior wall of the pelvic cavity.