Central Canal
Central Canal - Related Videos
05:04
Intrathecal Delivery of a Test Compound to the Rat Central Nervous System
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2025
Source: Chen, Y., et al. Intrathecal Delivery of Antisense Oligonucleotides in the Rat Central Nervous System. J. Vis. Exp. (2019)This video demonstrates the delivery of a test compound into the cerebrospinal fluid (CSF) through a catheter implanted in the lumbar spinal column of a rat model. The compound circulates along the CSF to the brain and spinal cord, enters neurons, and offers therapeutic potential.
06:26
Capturing Flow-weighted Water and Suspended Particulates from Agricultural Canals During Drainage Events
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Cited by 2 •
2017
Nutrients present in particulate form can contribute significantly to the overall loads in agricultural drainage waters. This study describes a novel method to capture flow-weighted water and suspended particulates from farm canal drainage over the entire duration of the drainage event.
02:16
Measures of Central Tendency
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2020
The "center" of a data set is also a way of describing location. The two most widely used measures of the "center" of the data are the mean (average) and the median. The words "mean" and "average" are often used interchangeably. The substitution of one word for the other is common practice. The technical term is "arithmetic mean" and "average" is technically a center location. However, in practice among non-statisticians, "average" is commonly accepted for "arithmetic mean." Another measure of...
08:38
Testing of all Six Semicircular Canals with Video Head Impulse Test Systems
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Cited by 26 •
2019
This protocol describes how to correctly perform the video head impulse test with two separate test systems commonly used worldwide. Both the 2D and 3D video head impulse test methods are described.
01:23
The Central Bank
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2025
The central bank is responsible for conducting monetary policy in a country. Although central banks share similar responsibilities across countries, their organizational structures can vary.In the United States, the Federal Reserve System, known as the Federal Reserve or simply the Fed, is the central bank. The Federal Reserve is composed of three core components.The first component is the Federal Reserve Board of Governors, a government body located in Washington, D.C. It consists of seven...
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Its embryonic origin makes the central canal a structural reference for studying how the spinal cord is organized during development. Because it persists as a remnant of the neural tube, researchers can compare the canal’s position and continuity with broader patterns of nervous-system formation. This developmental perspective helps distinguish normal spinal cord architecture from later structural abnormalities.
The ependymal lining marks the boundary between the canal and surrounding spinal-cord tissue. In biological studies, examining this cellular lining helps characterize the canal’s organization and its relationship to the fluid-filled interior. Changes in canal size or nearby tissue can then be evaluated alongside normal anatomy, providing context for recognizing structural abnormalities.
Connection with the fourth ventricle places the central canal within the broader cerebrospinal-fluid system rather than treating it as an isolated cavity. Its fluid content contributes to the spinal cord’s internal environment, while limited fluid movement may be relevant to studies of fluid dynamics. This relationship helps researchers interpret how fluid-related changes could affect nearby neural tissue.
Researchers can use its persistence as an anatomical clue to the spinal cord’s embryonic organization. Studying the canal’s position and relationship to surrounding tissue provides developmental context for the mature cord. The central canal therefore links embryology with the structural arrangement of nervous-system tissue, rather than being only a feature observed in adult anatomy.
Abnormal enlargement can produce a syrinx, and the resulting change is important because it may damage surrounding neural tissue. In syringomyelia research, examining the enlarged canal and adjacent spinal-cord structures helps connect an altered fluid space with possible tissue injury. This provides a biological framework for studying how structural abnormalities contribute to neurological disease.
Studies of the central canal can integrate three questions: how the spinal cord develops, how cerebrospinal fluid moves within it, and how enlargement relates to disease. This combination makes the structure useful across developmental biology, fluid-dynamics research, and neurological disease research. Findings can connect anatomy with internal conditions and tissue injury without treating those topics separately.