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region - n. a part of a country or world that is different or separate from other parts in some way
mosquito - n. a small flying insect that bites the skin of people and animals and sucks their blood
resource - n. a supply of something that someone has and can use when it is needed
banish - v. to get rid of something
epidemic - n. an occurrence in which a disease spreads very quickly and affects a large number of people
strain - n. a group of closely related plants, animals or germs
intravenous - adj. entering the body through a vein
diagnosis - n. the act of identifying a disease, illness, or problem by examining someone or something
expose - v. to reveal something hidden
surveillance - n. the act of carefully watching something especially in order to prevent or detect something
