Answer:
CD4 cells are a type of immune cell found in the human body. These cells protect us from infections. CD4 count is a measurement of the number of CD4 cells in a blood sample. It is also used to monitor the progression of HIV infection.
In an HIV-negative adult, the normal range of CD4 count is 500-1500 mm3.
In AIDS there is the destruction of the blood CD4 lymphocytes by the virus.
Explanation:
CD4 cells are a type of immune cell that is found in the blood. This cell count is a measure of the number of these cells in a milliliter of blood. It is an important indicator of immune health.
When the CD4 count gets lower than 200 mm3 the patient is more prone to get opportunistic infections like rare fungal infections, Tuberculosis, Mycobacterial infections, parasitic infections, etc.
The CD4 count is used to measure to identify an immune deficiency in people.
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Answer:
At the peak of the inspiratory phase, the alveoli in the lungs contain: more oxygen than carbon dioxide. At the peak of the inspiratory (inhalation) phase, the alveoli are filled with fresh oxygen that the patient just breathed in.
Explanation:
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There are three main stages of the wastewater treatment process, aptly known as primary, secondary and tertiary water treatment.
Answer:
D. Wait five more years to sell so as not to violate the patent.
Explanation:
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Answer:
The answer is A vagus nerve
Explanation:
The vagus nerve despite being part of the twelve cranial nerves does not innervate any eye muscle.