A Neuroglial Cell That Is a Major Component of the Blood-Brain

question 133

Multiple Choice

A neuroglial cell that is a major component of the blood-brain barrier is the

• A) astrocyte.
• B) microglial cell.
• C) oligodendrocyte.
• D) ependymal cell.
• E) macrophage.

Select suitable wound dressings based on wound characteristics and healing stages.

Implement effective treatments for pressure injuries at various stages.

Differentiate between selective and nonselective mechanical débridement methods.

Understand the staging and associated risks of pressure injuries.

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Definitions:

Pigment

An organic molecule that can absorb light of certain wavelengths. Reflected light imparts a characteristic color.

Electrons

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

Protons

Positively charged subatomic particles found in the nucleus of an atom.

Neutrons

Subatomic particles found in the nucleus of an atom, carrying no electric charge.