Medical Definition of Ticks
Ticks: Small wingless bloodsucking insects that, along with the mite, belongs to the order Acarina. Ticks may be found in tall grass, where they may attach to a passing animal or person. Pulling a tick forcefully out from under the skin may leave the head behind. Ticks can transmit diseases such as Lyme disease, Rocky Mountain spotted fever, tularemia, equine encephalitis, ehrlichiosis, babesiosis, and (in animals only) anaplasmosis.
Last Editorial Review: 9/14/2016
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