Understanding the Blood-Brain Barrier (BBB) in Biology

Learn about the Blood-Brain Barrier (BBB) and its role in protecting brain health.

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BBB stands for the Blood-Brain Barrier, a selective barrier that separates the blood from the brain's extracellular fluid in the central nervous system. It protects the brain from harmful substances while allowing essential nutrients to pass through.

FAQs & Answers

  1. What is the function of the Blood-Brain Barrier? The Blood-Brain Barrier protects the brain by blocking harmful substances while allowing necessary nutrients to enter.
  2. How does the Blood-Brain Barrier work? It selectively allows certain molecules to pass through, maintaining a stable environment for the brain.
  3. What substances can cross the Blood-Brain Barrier? Essential nutrients like glucose and amino acids can cross, while larger molecules and toxins are generally blocked.
  4. Why is the Blood-Brain Barrier important? It plays a crucial role in protecting the brain from toxins and pathogens that could cause harm.

Watch More

For more insights into biological systems, check out our video on brain health and the impact of nutritional factors on cerebral function.

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