Immune Response to Parasites

Question 1

Non specific immune responses redonda to pathogens but does not …..

Answer 1

give long lasting or protective immunity

Question 2

Give four examples of physical barriers …

Answer 2

Skin
Inflammatory response
Phagocytes
Natural killer cells (lymphocytes )

Question 3

Discuss the inflammatory response …

Answer 3

When the skin becomes broken due to a cut or wound the external barrier to parasites is broken,when parasites enter this triggers a local inflammatory response.The wondered region becomes redder and warmer as a result of small blood vessels dilating.The vessels dilate to increase the blood flow to the wound as this increases the amount of white blood cells,such as phagocytes - allowing suitable defence.

Question 4

The non specific immune system comprises the cells and mechanisms that defend humans against infection by _____ pathogen…..

Answer 4

Any