What Is the Blood-Brain Barrier and How Does It Protect

question 24

Essay

What is the blood-brain barrier and how does it protect the CNS? Which areas of the brain,if any,are not protected by the barrier?

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Definitions:

Contusion

A medical term for a bruise, which is a discoloration of the skin caused by bleeding underneath, usually due to trauma.

Sprain

An injury to a ligament caused by tearing or overstressing, often occurring in ankles, knees, or wrists.

Trochlea

A grooved structure in the body, especially a pulley-like part at the upper end of the ulna where it articulates with the humerus at the elbow joint.

Infraspinatus

A muscle located on the back of the shoulder blade that helps with the rotation and stabilization of the shoulder joint.