Which of the Following Best Describes the Function of the Blood-Brain

question 303

Multiple Choice

Which of the following best describes the function of the blood-brain barrier? It _______________.

• A)allows certain essential nutrients to enter the brain but keeps most foreign substances out
• B)prevents any substances from leaving the capillaries in the brain
• C)facilitates the effects of neurotransmitters in the brain
• D)reabsorbs neurotransmitters in order to terminate synaptic activity

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Definitions:

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Couvade

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A mental state characterized by a break from reality, often featuring hallucinations and delusions.

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An involuntary response to a specific stimulus present in newborn babies, showcasing early neural development.