Med Para

is the area of biology concerned with the phenomenon of dependence of one living organism on another.

is concerned primarily with parasites of humans and their medical significance, as well as their importance in human communities.

is a branch of medicine that deals with tropical diseases and other special medical problems of tropical regions.

is an illness, which is indigenous to or endemic in a tropical area but may also occur in sporadic or epidemic proportions in areas that are not tropical. Many tropical diseases are parasitic diseases.

is the living together of unlike organisms. It may develop unique relationships due to their habitual and long associations with one another. These relationships are very important to their survival. It may also involve protection or other advantages to one or both organisms.

is a symbiotic relationship in which two species live together and one species benefits from the relationship without harming or benefiting the other.

is a symbiosis in which two organisms mutually benefit from each other like termites and the flagellates in their digestive system, which synthesize cellulase to aid in the breakdown of ingested wood.

is a symbiotic relationship where one organism, the parasite,lives in or on another, depending on the latter for its survival and usually at the expense of the host.

is a parasite living inside the body of a host.

is a parasite living outside the body of a host.