Choroid plexus of the lateral ventricle

Choroid Plexus of the Lateral Ventricle is a structure in the brain that produces cerebrospinal fluid (CSF). It is located within the lateral ventricles, which are cavities in the brain that contain CSF. The choroid plexus is made up of ependymal cells and blood vessels, and it plays a crucial role in the central nervous system by producing and regulating CSF.

Structure

The choroid plexus is a complex structure composed of ependymal cells and blood vessels. These cells and vessels form a network that produces CSF. The choroid plexus is located in the lateral ventricles, which are cavities in the brain that contain CSF. The lateral ventricles are connected to the third ventricle by the interventricular foramen (also known as the foramen of Monro).

Function

The primary function of the choroid plexus is to produce CSF. CSF is a clear, colorless fluid that circulates around the brain and spinal cord, providing a cushion that protects these structures from injury. CSF also helps to remove waste products from the brain and supply nutrients to the brain tissue.

The choroid plexus also plays a role in the blood-brain barrier, a protective barrier that prevents potentially harmful substances in the blood from entering the brain. The cells of the choroid plexus can selectively transport certain substances from the blood into the CSF, while preventing other substances from crossing into the brain.

Clinical significance

Abnormalities in the choroid plexus can lead to a variety of medical conditions. For example, choroid plexus carcinoma is a rare type of brain tumor that originates in the choroid plexus. Hydrocephalus, a condition characterized by an excessive accumulation of CSF in the brain, can also be caused by problems with the choroid plexus.

See also

• Cerebrospinal fluid
• Lateral ventricles
• Blood-brain barrier