CANALIS CENTRALIS Meaning and
Definition
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Canalis centralis, commonly known as the central canal, is a term utilized in anatomy and physiology to describe a narrow, cavity-like structure that runs longitudinally through the center of some anatomical structures, particularly in the human body. Primarily found in bones, such as those within the spinal cord or the inner ear, the canalis centralis acts as a channel or passage for various substances, nerves, or fluids.
The central canal within the spinal cord specifically refers to the tiny, fluid-filled channel that extends along the length of the spinal column. It is lined with ependymal cells and contains cerebrospinal fluid (CSF) that cushions and protects the spinal cord. The central canal is responsible for the circulation of CSF, which functions in delivering nutrients, removing waste products, and maintaining the overall homeostasis of the spinal cord.
In the context of the inner ear, the canalis centralis represents a minute canal found in the modiolus of the cochlea, a spiral-shaped structure responsible for transmitting sound signals to the brain. The canal contains the cochlear aqueduct, a pathway for perilymph, a fluid found in the inner ear, to circulate and maintain the appropriate pressure levels within the cochlea.
In summary, canalis centralis refers to the central canal, which is a narrow, tube-like structure found within select anatomical locations such as the spinal cord and the inner ear. It serves as a conduit for the movement of fluid, substances, or nerves, and plays a vital role in the overall functioning and maintenance of these specific body regions.
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Central canal, a minute canal, usually obliterated in the adult, running axially through the gray commissure of the spinal cord, the remains of the embryonic medullary cavity.
A practical medical dictionary. By Stedman, Thomas Lathrop. Published 1920.
Common Misspellings for CANALIS CENTRALIS
- xanalis centralis
- vanalis centralis
- fanalis centralis
- danalis centralis
- cznalis centralis
- csnalis centralis
- cwnalis centralis
- cqnalis centralis
- cabalis centralis
- camalis centralis
- cajalis centralis
- cahalis centralis
- canzlis centralis
- canslis centralis
- canwlis centralis
- canqlis centralis
- canakis centralis
- canapis centralis
- canaois centralis
- canalus centralis
Etymology of CANALIS CENTRALIS
The word "canalis centralis" has its etymology rooted in Latin. "Canalis" derives from the Latin word "canna", which means "pipe" or "tube". "Centralis" comes from the Latin word "centralis", meaning "central" or "pertaining to the center". Thus, when combined, "canalis centralis" translates to "central canal" or "central channel". It is a term commonly used in anatomy and refers to a narrow channel that runs through various structures in the body, such as the spinal cord.
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