Answer:
White blood cells are an important part of the immune system. HIV infects and destroys certain white blood cells called CD4+ cells. If too many CD4+ cells are destroyed, the body can no longer defend itself against infection. The last stage of HIV infection is AIDS (acquired immunodeficiency syndrome).
Explanation:
Answer:
how they work, what they treat, and their chemical structure.
Explanation:
Other ways to classify medicines are by mode of action, route of administration, biological system affected, or therapeutic effects.
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the state of being free from illness or injury.
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The symbol "Δ" means Change
The acronym BUN means Blood Urea nitrogen
<h3><u>Explanation</u>;</h3>
- Blood urea nitrogen refers to the measure of the urea level in blood. Abbreviated as BUN.
- Diseases that compromise the function of the kidney frequently lead to increased BUN level. And are usually diagnosed by measuring the amount of Urea in blood, called Blood Urea Nitrogen test.
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The integumentary system composes of the organs that protects the body from external damage. This system encompasses the skin and the its adhering parts like hair and nails. Thus, any diseases relating to those organs are included in the integumentary system.
