大学MOOC AIDS and I(Wuhan University)1458208168 最新慕课完整章节测试答案
Chapter 1 Understanding HIVAIDS
文章目录
Test -Chapter 1
1、单选题：
When was the first case of AIDS in the world discovered in the 20th Century?
选项：
A: 1960s
B: 1970s
C: Early 1980s
D: Late 1980s
E: 1990s
答案: 【 Early 1980s】
2、单选题：
Which area in the world has the most cases of HIV infection?
选项：
A: Asia
B: Africa
C: America
D: Europe
E: Australia
答案: 【 Africa】
3、单选题：
Which of the following is not a route of HIV transmission?
选项：
A: Homosexual behaviours
B: Unclean heterosexual behaviours
C: Intravenous drug uses
D: Mother-to-infant transmission
E: Eating together
答案: 【 Eating together】
4、单选题：
Which of the following is not a high-risk group for HIV infection?
选项：
A: Intravenous drug users
B: Sex workers
C: Medical staff in HIV/AIDS wards
D: Haemophilia patients
E: Infants of HIV-positive women
答案: 【 Medical staff in HIV/AIDS wards】
5、单选题：
Which of the following is incorrect about the characteristics of HIV?
选项：
A: Retrovirus
B: Single-stranded DNA virus
C: Lentivirus
D: Include HIV-1 and HIV-2
E: Consists of envelope and core
答案: 【 Single-stranded DNA virus 】
6、单选题：
Which of the following methods cannot inactivate HIV?
选项：
A: 75% ethanol
B: Ultraviolet light
C: Iodine tincture
D: Sodium hypochlorite
E: Heating under 100℃ for 20 minutes
答案: 【 Ultraviolet light 】
7、单选题：
Which of the following cells is the main target of HIV?
选项：
A: CD4+T lymphocyte cells
B: B lymphocyte cells
C: Monocytes
D: Neurogliocytes
E: NK cells
答案: 【 CD4+T lymphocyte cells 】
8、单选题：
Which test of the following is used for confirming the diagnosis of HIV infection?
选项：
A: Enzyme-linked immunosorbent assay (ELISA)
B: Radioimmunoassay
C: Indirect immunofluorescence test
D: Western blotting
E: Complement fixation test
答案: 【 Western blotting 】
9、判断题：
Among all body fluids and secretions of HIV-positive people, blood is the most infectious.
选项：
A: 正确
B: 错误
答案: 【 正确】
10、判断题：
Testing HIV RNA with RT-PCR is the most common approach for preliminary screening of HIV infections of blood donors.
选项：
A: 正确
B: 错误
答案: 【 错误】
Test-Chapter 2
1、单选题：
Which one of the following is incorrect about the asymptomatic period of HIV infection?
选项：
A: May show no clinical symptoms
B: Infectious
C: Anti-HIV antibody can be detected in the blood
D: HIV RNA cannot be detected in the blood
E: p24 antigen can be detected in the blood
答案: 【 HIV RNA cannot be detected in the blood】
2、单选题：
Which one of the following is the representative tumor of AIDS patients?
选项：
A: Kaposi's sarcoma
B: Lung cancer
C: Liver cancer
D: Colon cancer
E: Nasopharynx cancer
答案: 【 Kaposi's sarcoma 】
3、单选题：
Which one of the following is not a feature of concurrent opportunistic infections of AIDS?
选项：
A: Many HIV/AIDS patients see doctors because of opportunistic infections
B: It is an essential reason for the death of AIDS patients
C: Concurrent infections of multiple organs and systems may occur
D: Normally with single pathogen infection
E: Difficult to treat and easy to relapse
答案: 【 Normally with single pathogen infection】
4、单选题：
When the CD4+T lymphocyte count &g