coccyx


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coccyx

 [kok´siks]
the small bone caudad to the sacrum in humans, formed by the union of four (sometimes five or three) rudimentary vertebrae, and forming the caudal end of the vertebral column.

coc·cyx

, gen.

coc·cy·gis

, pl.

coc·cy·ges

(kok'siks, -si-jis, -si-jēs), [TA] Avoid the mispronunciations kok'iks and kos'iks.
The small bone at the end of the vertebral column in humans, formed by the fusion of four rudimentary vertebrae; it articulates above with the sacrum.
[G. kokkyx, a cuckoo, the coccyx]

coccyx

/coc·cyx/ (kok´siks) tail bone; the small bone caudal to the sacrum, formed by union of three to five rudimentary vertebrae, and forming the caudal extremity of the vertebral column.

coccyx

(kŏk′sĭks)
n. pl. coccyges (kŏk-sī′jēz, kŏk′sĭ-jēz′)
A small triangular bone at the base of the spinal column in humans and other apes, consisting of several fused rudimentary vertebrae. Also called tailbone.

coccyx

[kok′siks] pl. coccyges
Etymology: Gk, kokkyx, cuckoo's beak
the beaklike bone joined to the sacrum by a disk of fibrocartilage at the base of the vertebral column. It is formed by the union of three to five probably vestigial rudimentary vertebrae. The pieces of the coccyx fuse together in males at an earlier period in life than in females. In both the coccyx becomes fused with the sacrum by the sixth decade of life. The coccyx is freely movable on the sacrum during pregnancy. coccygeal [koksij′ē·əl] , adj.
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Coccyx

coc·cyx

, pl. coccyges (kok'siks, -si-jēz) [TA]
The small bone at the end of the vertebral column in humans, formed by the fusion of four rudimentary vertebrae; it articulates above with the sacrum.
[G. kokkyx, a cuckoo, the coccyx]

coccyx

The rudimentary tail bone, consisting of four small vertebrae fused together and joined to the curved SACRUM. From the resemblance of the bone to a cuckoo's beak.

coccyx

the fusion of the posterior vertebrae to form a single unit, the coccyx. In humans three to five vertebrae are involved and these form the remnant of a tail.

Coccyx

The last bone of the spinal column, consisting of three to five fused vertebrae that connect with the sacrum, a part of the pelvis.
Mentioned in: Coccyx Injuries
Figure 1: The brain viewed from the left showing the lobes of the cerebral hemisphere, the cerebellum and the lower parts of the brain stem in continuity with the spinal cord. Coloured area: the position of the ventricles, lying deep in the brain, containing cerebrospinal fluid and continuous with the central canal of the spinal cord.

coccyx

the last bone of the vertebral column. Composed of four or five rudimentary vertebrae, cartilaginous at birth, ossification and fusion not being complete until the age of 25-30. coccydynia pain in the region of the coccyx; in sport, usually the result of a fall. coccygeal adj. See Figure 1.

coccyx

; os coccygis base of the spine

coccyx

collection of fused coccygeal vertebrae found in humans and apes.
References in periodicals archive ?
Don't stand, take the weight off your feet whenever you can, sleep with a pillow on your side to take the pressure off your coccyx.
Figures 3 and 4 show the occurrence and distribution of the intervertebral discs in the sacrum and coccyx respectively.
Khan, "Isolated tuberculosis of the coccyx, " The Journal of Bone & Joint Surgery--British Volume, vol.
Being overweight puts extra pressure on the coccyx, but being underweight can also irritate it because there isn't enough fat to act as a cushion.
When we sit, pressure usually distributes in a triangular manner to three points -- two on the sitting bones of the pelvis, and one on the coccyx.
A treatment order is written consisting of cleansing the coccyx with normal saline or wound cleanser, pat dry, and cover with a foam dressing.
A YOU may have injured your coccyx, the small bone at the base of your spine.
I told her about my coccyx (which must hold the title of the world's most ridiculously spelt word), she ran some tests and concluded that, turkey-like, I was stuffed.
Approximately ten days after arriving at the hospital, Venton developed a decubitus ulcer (commonly referred to as a bedsore) on her coccyx that ultimately expanded into a wound measuring six by ten inches.
When Grandma broke her coccyx at the sand dunes (courtesy of Uncle Rico's mispronunciation), I was forever enamored.
Allen has been declared fit to ride after a week's rest from coccyx and shoulder injuries that would have forced him out of the last three meetings had they gone ahead, so the Buildbase Bees will be able to name a full-strength side with Johnston finally making his debut.
MIAMI -- Evaluate any suspicious cutaneous anomaly of the midline from the tip of the nose back to the tip of the coccyx in newborns, Dr.