How does an infectious disease work?
Spread
Air
Sneeze
cough
Direct contact
After touching an infected animal or person or their body fluid and not wash hands
Body fluids: blood, sweat, urine, poo, saliva
Contact with contaminated objects/surfaces
After touching and not washing hands
Entering
Nose
Mouth
Eyes
urogenital openings
wounds or bites that goes under the skin barrier
Food
Water
fleas, mites, ticks, rats, snails, and dogs
vectors
mosquitoes most common