Transmission of Viral Diseases

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Across
  1. 2. An incurable disease caused by HIV, attacking immune cells.
  2. 5. Viruses evade these natural protections, like immune responses.
  3. 7. The process where a virus takes control of a cell to multiply.
  4. 10. Prevention method involving injections to build immunity.
  5. 11. Viruses like herpes and papilloma spread through this tract during sexual intercourse.
  6. 12. flu A highly contagious illness causing nasal congestion and sneezing, but usually no fever.
Down
  1. 1. Viruses transmitted through contaminated food or beverages affect this system.
  2. 3. A defense mechanism the body uses against infections, often causing elevated temperature.
  3. 4. b A viral disease transmitted through blood transfusions or sexual contact, leading to liver damage.
  4. 6. Viruses enter through breaks in this protective barrier, such as cuts or bites.
  5. 8. Symptom of hepatitis B involving lack of energy.
  6. 9. route This route is the most common for viruses to enter the body.