Biology ยท General Awareness

Viral Diseases and Immunity

807 Questions

Viral diseases and immunity cover the structure, transmission, and diagnosis of viruses like HIV. Questions focus on disease pathways, immune responses, and prevention. Strong knowledge here provides an edge in biology scoring.

HIV and AIDS structureVirus transmission methodsImmune system deficiencyPathogen risk groupsMedical diagnosis methods

Viral Diseases and Immunity Questions

Multiple choice

Which of the following is not a sexually transmitted infection (STI)?

  1. Chlamydia

  2. Gonorrhea

  3. HIV/AIDS

  4. HPV
Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

HPV is a virus that causes warts, not an STI.

Multiple choice

What is the most common STI in the United States?

  1. Chlamydia

  2. Gonorrhea

  3. HIV/AIDS

  4. HPV
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

Chlamydia is the most common STI in the United States, with an estimated 1.3 million new cases each year.

Multiple choice

Which of the following is a contraindication to the use of azathioprine?

  1. Active infection

  2. Malignancy

  3. Pregnancy

  4. All of the above
Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

Azathioprine is contraindicated in patients with active infection, malignancy, or pregnancy.

Multiple choice

Which of the following is a sexually transmitted infection (STI) that can be prevented by using condoms?

  1. Chlamydia

  2. Gonorrhea

  3. Human papillomavirus (HPV)

  4. Syphilis
Reveal answer Fill a bubble to check yourself
Correct answer
Explanation

Chlamydia, gonorrhea, human papillomavirus (HPV), and syphilis are all sexually transmitted infections (STIs) that can be prevented by using condoms.

Multiple choice

Which of the following is a sexually transmitted infection (STI) that can be treated with antiviral drugs?

  1. Chlamydia

  2. Gonorrhea

  3. Human papillomavirus (HPV)

  4. Syphilis
Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

Human papillomavirus (HPV) is a sexually transmitted infection (STI) that can be treated with antiviral drugs. Chlamydia, gonorrhea, and syphilis are all sexually transmitted infections that cannot be treated with antiviral drugs.

Multiple choice

Which of the following is a type of secondary immunodeficiency disorder?

  1. HIV/AIDS

  2. Diabetes

  3. Cancer

  4. Lupus
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

HIV/AIDS is a type of secondary immunodeficiency disorder caused by the human immunodeficiency virus (HIV), which attacks and destroys immune cells.

Multiple choice

Which of the following is a risk factor for developing an immunodeficiency disorder?

  1. Family history of immunodeficiency disorders

  2. HIV infection

  3. Diabetes

  4. All of the above
Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

Risk factors for developing an immunodeficiency disorder include family history of immunodeficiency disorders, HIV infection, diabetes, and certain medications.

Multiple choice

Which of the following is not a disease that the Global Fund focuses on?

  1. HIV/AIDS

  2. Tuberculosis

  3. Malaria

  4. Cancer
Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

The Global Fund focuses on HIV/AIDS, tuberculosis, and malaria. Cancer is not a disease that the Global Fund focuses on.

Multiple choice

In a SEIR model of infectious disease spread, what does the 'E' stand for?

  1. Exposed

  2. Infected

  3. Recovered
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

In a SEIR model of infectious disease spread, the 'E' stands for 'Exposed'. This compartment represents individuals who have been exposed to the disease but are not yet infectious.

Multiple choice

What is the most common sexually transmitted infection (STI)?

  1. Chlamydia

  2. Gonorrhea

  3. Syphilis

  4. HIV
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

Chlamydia is the most common sexually transmitted infection (STI) worldwide.

Multiple choice

Which type of cancer is associated with the human papillomavirus (HPV)?

  1. Cervical Cancer

  2. Head and Neck Cancer

  3. Anal Cancer

  4. Vulvar Cancer
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

Cervical cancer is the most common type of cancer associated with HPV infection.

Multiple choice

What is the primary mode of transmission for HIV?

  1. Contact with infected blood or bodily fluids

  2. Sexual contact with an infected person

  3. Sharing needles or other drug paraphernalia

  4. All of the above
Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

HIV can be transmitted through contact with infected blood or bodily fluids, sexual contact with an infected person, and sharing needles or other drug paraphernalia.

Multiple choice

Which reproductive health research area focuses on understanding the causes and prevention of sexually transmitted infections (STIs)?

  1. STI Epidemiology

  2. Reproductive Endocrinology

  3. Maternal and Child Health

  4. Contraceptive Technology
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

STI Epidemiology is a reproductive health research area focused on understanding the causes and prevention of sexually transmitted infections (STIs).

Multiple choice

What are the different types of viruses?

  1. DNA viruses

  2. RNA viruses

  3. Retroviruses

  4. All of the above
Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

There are three main types of viruses: DNA viruses, RNA viruses, and retroviruses. DNA viruses have a DNA genome, RNA viruses have an RNA genome, and retroviruses have an RNA genome that is reverse transcribed into DNA.

Multiple choice

What are some examples of viruses?

  1. HIV

  2. Influenza virus

  3. Herpes simplex virus

  4. All of the above
Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

HIV, influenza virus, and herpes simplex virus are all examples of viruses. HIV is a retrovirus that causes AIDS, influenza virus is an RNA virus that causes the flu, and herpes simplex virus is a DNA virus that causes cold sores and genital herpes.