A drug must be lipid-soluble to pass through the astrocyte-formed sheath surrounding the brain.

Name: A drug must be lipid-soluble to pass through the astrocyte-formed sheath surrounding the brain.
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Question

Quizplus · Accepted Answer

The astrocyte-formed sheath, known as the blood-brain barrier, is composed of lipid-rich membranes that prevent the passage of most molecules, including drugs, into the brain. Therefore, a drug must be lipid-soluble to cross this barrier and enter the brain.

A Drug Must Be Lipid-Soluble to Pass Through the Astrocyte-Formed