Neuroanatomy · Nervous System · Hard

Ependyma

Meaning: The thin layer of ciliated cells lining the brain's fluid-filled cavities and the central canal of the cord.

In practice: Tumours arising from the ependyma most often occur in the fourth ventricle in children.

Quick check

Two questions on related neuroanatomy words.

Which word means: A fatty sheath that insulates nerve fibres and speeds up signal transmission.

Which word means: A star-shaped glial cell that supports neurons, regulates the chemical environment and helps form the blood-brain barrier.

One medical word a day, then a quick three-question quiz. Free on iPhone, or play in your browser on Android and computer.