5 Questions
What acts as a cushion and reduces injury for the brain?
Cerebrospinal fluid (CSF)
What substances continue to move directly through the plasma membrane due to their lipid-solubility?
Oxygen; carbon dioxide; steroid hormones; most anesthetics; and alcohol
What is impermeable to water-soluble substances such as glucose, amino acids, and ions?
Blood–brain barrier
What exchanges substances between the blood and extracellular fluid of the brain by way of highly selective membrane-bound protein carriers?
Membrane-bound protein carriers
What are the three continuous sheets of connective tissue covering the spinal cord and brain?
Dura mater, Arachnoid, Pia mater
Test your knowledge on the central nervous system (CNS) and the protective mechanisms for the brain, including the meninges and cerebrospinal fluid. Learn about the structure and function of the CNS and how it is safeguarded within the body.
Make Your Own Quizzes and Flashcards
Convert your notes into interactive study material.
Get started for free
