Important Viral Infections

Question 1

Causative Agent: Influenza Virus (H5N1, H7N9)
Mode of Transmission: Direct or Indirect with infected animals
Reservoir: Bird (Aquatic & domestic)

Answer 1

Avian Flu or Bird Flu

Question 2

Causative Agent: Varicella Virus
Mode of Transmission: Direct contact with body fluids
Reservoir: Humans

Answer 2

Chicken Pox

Question 3

Causative Agent: Novel Coronavirus
Mode of Transmission: Direct contact; inhalation of droplets, consumption of infected animal, infected fomites
Reservoir: wild animals & humans

Answer 3

COVID 19

Question 4

Causative Agent: Dengue Virus (Flavivirus)
Mode of Transmission: Vector-transmitted (Mosquito, Aedes aegypti bites)
Reservoir: Humans
Complications: causes hemorrhage due to thrombocytopenia; do not give ASA (antipyretic)

Answer 4

Dengue Fever

Question 5

Causative agent of Malaria

Answer 5

Plasmodium anopPheles

Question 6

Causative Agent: Ebola Virus
Mode of Transmission: Direct contact with bodyfluids
Reservoir: Humans and Animals (fruit bat)
Symptoms: headache, fever, diarrhea, vomiting, muscle pain, fatigue

Answer 6

Ebola Virus Disease (EVD)

Question 7

Causative Agent: Variola Virus
Mode of Transmission: Inhalation of respiratory droplets
Reservoir: Humans
Vaccine: Cowpox (Vaccinia virus)

Answer 7

Smallpox

Question 8

Smallpox was eradicated worldwide in Year (?) as declared by WHO

Answer 8

1980

Question 9

Causative Agent: Human Immunodeficiency Virus
Mode of Transmission:
1. Sex (unprotected)
2. Blood transfusion
3. Sharing contaminated syringe
4. Vertically (ex. mother to fetus)
Genome: RNA->DNA
Enzyme: Reverse Transcriptase

Answer 9

HIV/AIDS

Question 10

▪️Enters the body sexually or through small cuts or abrasions in the skin
▪️Causes mucous membrane growth (warts)
▪️Cause Cervical Cancer

Answer 10

Human Papilloma Virus (HPV)