Ixodes tick

Definition

Ixodes ticks are a genus of hard-bodied ticks known for transmitting bacterial pathogens. They are primary vectors for Lyme disease and other tick-borne illnesses.

5 Must Know Facts For Your Next Test

1. Ixodes ticks are the main vectors of Borrelia burgdorferi, the causative agent of Lyme disease.
2. They can transmit multiple pathogens, including Anaplasma phagocytophilum and Babesia microti.
3. Ixodes ticks have a three-host life cycle: larva, nymph, and adult stages.
4. Nymphal Ixodes ticks are the most common stage to bite humans and cause infections.
5. These ticks are commonly found in wooded areas and regions with high humidity.

Review Questions

• What is the primary pathogen transmitted by Ixodes ticks?
• During which life stage are Ixodes ticks most likely to bite humans?
• Name two additional pathogens that can be transmitted by Ixodes ticks.

Related terms

Borrelia burgdorferi: A spirochete bacterium that causes Lyme disease.

Anaplasma phagocytophilum: A bacterium causing human granulocytic anaplasmosis (HGA).

Babesia microti: A protozoan parasite causing babesiosis, often transmitted by Ixodes ticks.