For the Reticular Activating System (RAS)to Work Correctly,what Three Substances

question 7

Multiple Choice

For the reticular activating system (RAS) to work correctly,what three substances are needed?

• A) Oxygen to perfuse brain tissue, insulin to nourish brain tissue, and sodium to keep the brain hydrated
• B) Oxygen to perfuse brain tissue, insulin to nourish brain tissue, and water to keep the brain hydrated
• C) Oxygen to perfuse brain tissue, glucose to nourish brain tissue, and sodium to keep the brain hydrated
• D) Oxygen to perfuse brain tissue, glucose to nourish brain tissue, and water to keep the brain hydrated

Recognize the importance of environmental factors and community infrastructure in disease prevention.

Understand the historical development of public health initiatives and their impact on community health.

Analyze the role of government and non-governmental organizations in the advancement of public health.

Identify key figures and their contributions to public health and nursing.

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Definitions:

Electrons

Subatomic particles with a negative electric charge, found in all atoms and acting as the primary carrier of electricity in solids.

Second Shell

Refers to the second energy level or electron shell of an atom, which can hold up to eight electrons.

Electrons

Negatively charged particles present in all atoms that serve as the main conduits for electrical current in solid materials.

Hydrophilic

Hydrophilic substances are those that have an affinity for water, meaning they can dissolve in, absorb, or be wetted by water.