Human defence responses. 0.0 / 5 ? BiologyMicrobes and diseaseGCSEAQA Created by: vicky.vxCreated on: 29-03-17 20:01 How does the skin defend your body from disease? Your skin covers your body and acts like a barrier. It prevents bacteria and viruses reaching the tissues beneath. 1 of 5 The body has several lines of defence such as the skin,the nose,the trachea,the bronchi and the stomach. 2 of 5 What do White blood cells do? Defend against pathogens by ingesting them and making antibodies and antitoxins. 3 of 5 What three things do white blood cells do? -they eat the microbe. -they produce antibodies to neutralise the microbe. -they produce antitoxins to neutralise the poisons produced by microbes. 4 of 5 How does the stomach kill bacteria? It contains hydrochloric acid. 5 of 5
Comments
No comments have yet been made