coccygeal vertebra

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Noun

coccygeal vertebra - one of 4 vertebrae in the human coccyx

caudal vertebra

coccyx, tail bone - the end of the vertebral column in humans and tailless apes

vertebra - one of the bony segments of the spinal column

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References in periodicals archive ?

From the tip of the conus a strand of connective tissue, (filum terminate), extends caudally and attaches to the dorsal surface of the 1st coccygeal vertebra.

Sciatica: definition, main causes and forms of natural therapy treatments

Coccygeal dysgenesis disorder is associated with varying degrees of agenesis/ aplasia of coccygeal vertebra. The 'rat-tail' syndrome (RTS) is a bovine congenital, inherited hypotrichosis characterized by misshaped, curly sparse hair and by missing hairs at the tail switch, which gave the defect its descriptive name (Schalles and Cundiff, 1999).

Congenital Coccygeal Dysgenesis and Rat Tail Syndrome in a Crossbred calf

The base of the first coccygeal vertebra articulates with the sacral apex.

High incidence of persistence of sacral and coccygeal intervertebral discs in South Indians--a cadaveric study

The authors postulated that the abnormal bone originated embryogenically from the first coccygeal vertebra. Today, the most widely accepted theory is that it originates in the mesenchymal stage of bone growth before the sixth week of embryonic development (2).