The correct answer to this open question is the following.
Unfortunately, you did not include any text, context, article, or any other useful reference to know who is Lewis and his context.
However, we can help you to answer in general terms.
When hearing the emergency tornado and warning announcement, you immediately have to take the proper actions included in your emergency plan.
According to the Occupational Safety and Health Administration (OSHA), it is highly recommended that people and businesses previously develop an emergency plan in ca of a tornado. This way, when a situation like this happens, yo have already know the proper steps to take with calm, instead of panicking for the emergency.
One of the most important things of the plan is to include a place to shelter during the tornado. So you elaborate a risk assessment, prepare a shelter, have enough food and water to spend a couple of days in there, evacuate your home or workplace on time, and lockdown.
Answer:
Pulmonary valve regurgitation is the most probable cause.
Explanation:
I hope this helps.
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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brainly.com/app/ask?q=CD4+count
Most of them happen at home I believe
