Based on the graph below, which of the following statements are true? Select all that apply. 107 `AIDS 1250 Asymptomatic phase 1000 10 CDs* \ymphocytes 750 CD4* lymphocyles 500 Plasma virus load 250 Primary infection 8 6 12" 2 Time (weeks) 10 12 Time (years) A) AIDS can be reversed by depleting the plasma virus load. B) In the first month of a primary HIV infection, the number of CD4+ lymphocytes steadily decreases. Plasma virus load would decrease during the primary infection if the CD8+ lymphocytes C) were absent. D) The asymptomatic phase is caused by a steady increase of virus load in the plasma. AIDS develops when the population of CD8+ and CD4+ lymphocytes dramatically E) decrease as the plasma virus load increases. Cells (×10% plasma) Virus RNA load (copies/ml plasma)

Phlebotomy Essentials
6th Edition
ISBN:9781451194524
Author:Ruth McCall, Cathee M. Tankersley MT(ASCP)
Publisher:Ruth McCall, Cathee M. Tankersley MT(ASCP)
Chapter1: Phlebotomy: Past And Present And The Healthcare Setting
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Based on the graph below, which of the following statements are true? Select all that apply.
107
AIDS
1250
Asymptomatic phase
1000
10
CD8* lymphocytes
750
CD4* lymphocytes
500
Plasma virus load
250
Primary
infection
12" 2
Time (weeks)
6 8
Time (years)
6
4
10
12
A) AIDS can be reversed by depleting the plasma virus load.
In the first month of a primary HIV infection, the number of CD4+ lymphocytes steadily
B)
decreases.
C) Plasma virus load would decrease during the primary infection if the CD8+ lymphocytes
were absent.
D) The asymptomatic phase is caused by a steady increase of virus load in the plasma.
AIDS develops when the population of CD8+ and CD4+ lymphocytes dramatically
E)
decrease as the plasma virus load increases.
Cells (x10% plasma)
Virus RNA load (copies/ml plasma)
Transcribed Image Text:Based on the graph below, which of the following statements are true? Select all that apply. 107 AIDS 1250 Asymptomatic phase 1000 10 CD8* lymphocytes 750 CD4* lymphocytes 500 Plasma virus load 250 Primary infection 12" 2 Time (weeks) 6 8 Time (years) 6 4 10 12 A) AIDS can be reversed by depleting the plasma virus load. In the first month of a primary HIV infection, the number of CD4+ lymphocytes steadily B) decreases. C) Plasma virus load would decrease during the primary infection if the CD8+ lymphocytes were absent. D) The asymptomatic phase is caused by a steady increase of virus load in the plasma. AIDS develops when the population of CD8+ and CD4+ lymphocytes dramatically E) decrease as the plasma virus load increases. Cells (x10% plasma) Virus RNA load (copies/ml plasma)
Expert Solution
Step 1

Acquired immunodeficiency virus (AIDS) is caused by the human immunodeficiency virus (HIV), which enters by binding to the CD4 cells with its gp 120. It affects the immune system of the body. It is transmitted by sexual contact, sharing needles, transfusion of infected blood and blood products, etc. Antiretroviral therapy is used to manage the disease. 

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