Tick Borne Diseases

Question 1

Ticks

Answer 1

Kingdom: Animalia
Phylum: Arthropoda
Class: Arachnida
Order: Ixodida

Question 2

Tick Families- Ixodidae

Answer 2

Hard ticks
700 species
Feeds for days to weeks

Question 3

Tick Families-Argasidae

Answer 3

Soft ticks
200 species
Feeds minutes to hours

Question 4

The LIfe cycle of ticks

Answer 4

Egg
Larva
Nymph
Adult

Question 5

Characteristics

Answer 5

• Do not tolerate sunlight, dryness, or excessive rainfall
• Can survive as long as 2-3 years without a blood meal
• Females must take a blood meal before fertilization
• Restricted activity during cold months

Question 6

Questing

Answer 6

Ticks climb grass and attempt to attach to the host

Question 7

Ticks in Hawaii

Answer 7

Spinose Ear tick (Otobius megnini)

Brown dog tick ( Rhipicephalus sanguineus)

Question 8

Spinose Ear Tick

Answer 8

Otobius megnini

Question 9

What does the Spinous ear tick (Obtobius megnini) cause?

Answer 9

Inflammation and ruptured tympanic membrane

Question 10

Brown Dog Tick

Answer 10

Rhipicephalus sanguineus

Question 11

Brown Dog Tick Host and location on hosts

Answer 11

Livestock and dogs

all over but usually ear canal and between toes

Question 12

Brown Dog Tick Clinical importance

Answer 12

anemia

The intermediate host for Babesia canis (RMSF)

Question 13

American Dog Tick or Wood Tick

Answer 13

Dermacentor variabilis

Question 14

American Dog Tick or Wood Tick

Clinical importance

Answer 14

Vector of RMSF, tularemia and other microbes

Question 15

Lone Star Tick

Answer 15

Amblyomma americanum

Question 16

Lone Star Tick

Clinical Importance

Answer 16

Vector for Ehrlichiosis and tularemia

Question 17

Deer Tick/ Black-legged Tick

Answer 17

Ixodes scapularis

Question 18

Deer Tick/Black-legged Tick

Hosts and Distribution

Answer 18

Host: Larval/nymph–>mice and voles
Adults—>horses, dogs, deer, humans
Distribution: U.S east of Ohio River Valley

Question 19

Deer Tick/Black-legged Tick

Clinical Importance

Answer 19

Anaplasmosis
Babesia
Borrelia burgdorferi
Transmits Lyme disease

Question 20

Rickettsiosis

Answer 20

Gram-negative bacteria cocci, rod, thread-like

Obligate intracellular parasite

Question 21

What bacteria causes Anaplasmosis

Answer 21

Anaplasma phagocytophilum
Rickettsia
Obligate intracellular organism

Question 22

What transmits Anaplasmosis?

Answer 22

Tick bites
Ixodes scapularis (deer tick)
Ixodes pacificus (Western black-legged tick)
Blood transfusion

Question 23

What bacteria causes Ehrlichiosis?

Answer 23

Ehrlichia ewingii
Ehrlichia chaffeensis
E. Canis
Rickettsia

Question 24

What causes the transmission of Ehrlichiosis?

Answer 24

Tick bites from Amblyomma americanum (Lone star tick)

Question 25

What bacteria causes Rocky Mountain spotted fever?

Answer 25

Rickettsia rickettsii | causes vasculitis

Question 26

What transmits Rocky Mountain Spotted fever?

Answer 26

brown Dog tick/wood tick bite

Question 27

What is the bacteria responsible for tularemia

Answer 27

Francisella tularensis

Question 28

Name the different forms of Tularemia

Answer 28

``` Ulceroglandular glandular oropharyngeal oculoglandular pneumonic ```

Question 29

Tularemia transmission

Answer 29

Dermacentor variabilis-American dog tick or wood tick Dermacentor andersoni-Rocky Mountain wood tick Amblyomma americanum-Lone star tick Deer fly

Question 30

What spirochete bacteria is responsible for Lyme disease?

Answer 30

Borrelia burgdorferi

Question 31

What is the most common vector borne disease in the US?

Answer 31

Lyme Disease

Question 32

What ticks are not known to transmit Lyme(Safe ticks?)

Answer 32

Lone star ticks, American Dog tick, rocky mountain wood tick, brown dog tick

Question 33

Lyme disease stage one

Answer 33

Early localized Lyme disease

Question 34

Lyme disease stage two

Answer 34

Early disseminated Lyme disease

Question 35

Lyme disease stage three

Answer 35

Late disseminated Lyme disease

Question 36

Ixodes spp is the common vector for...

Answer 36

Lyme disease

Question 37

Ixodes scapularis is ______ and causes _____

Answer 37

Deer tick | Lyme disease/Borrelia burgdorferi

Question 38

What causes Lyme disease?

Answer 38

A bacterium transmitted by the bite of a black-legged tick

Question 39

which protozoan infects and destroys red blood cells?

Answer 39

Babesia spp

Question 40

What causes the transmission of babesiosis

Answer 40

Ixodes spp