Please enable JavaScript.
Coggle requires JavaScript to display documents.
Spread of Diseases (Prevention by the body (outer) (Nose (Mucus, Trap…
Spread of Diseases
Prevention by the body (outer)
Nose
Mucus
Trap large particles
Hairs
Eyelashes
Trap large particles
Trachea
Smaller particles get trapped in mucus
Goblet cells
make the mucus
Cilia move in a wave-like motion in order to 'brush' the mucus with the small particles in up the trachea away from the interior of the lungs before it gets coughed/sneezed/swallowed
Tears
Salty conditions which many organisms don't like
Carry any particles away from the eyes
Stomach
Low pH levels of the stomach acids kill bacteria which are taken down there
Skin
Tough and waterproof
Can form scabs to avoid any particles entering from wounds
Scabs formed by platelets in the blood