Which of the Following Statements Best Describes the Structure of the Blood-Brain

question 3

Multiple Choice

Which of the following statements best describes the structure of the blood-brain barrier that provides its functional characteristics?

• A)Processes of astrocytes wrap tightly around capillaries in the brain.
• B)Tight junctions tightly seal endothelial cells of capillaries in the brain.
• C)Gap junctions tightly seal endothelial cells of capillaries in the brain.
• D)Spot desmosomes tightly link capillary endothelial cells together.
• E)The basement membrane of capillaries in the brain contains extremely small pores.

Identify the symptoms of withdrawal from addictive substances.

Understand the biochemical mechanisms of drugs such as cocaine on neurotransmitters.

Recognize the psychological and physical effects of drug abuse.

Comprehend the medical and non-medical uses of commonly abused drugs.