The Role of the Blood-Brain Barrier Is To

question 75

Multiple Choice

The role of the blood-brain barrier is to:

• A) prevent many foreign substances from gaining access to the brain.
• B) enhance neurotransmitter functioning.
• C) provide nutrients to the brain.
• D) stabilize the brain within the skull.

---

Definitions:

Dimension

A measurable extent of some kind, such as length, width, depth, or height, or an aspect or feature of a situation.

Selective Breeding

The process of breeding plants and animals for particular genetic traits, aiming to produce offspring with desired characteristics.

Genetically Influenced

Traits or characteristics that are shaped in part by an individual's genetic makeup.

Big Five

A model describing five core traits of human personality: openness, conscientiousness, extraversion, agreeableness, and neuroticism.