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Published byMargaretMargaret Small Modified over 8 years ago
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1 Dedicated to Lyme Disease awareness and prevention
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2 Video clip Courtesy of Maine Center for Disease Control
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3 Deer tick quiz Q: Are deer ticks arachnids or insects? A: Hard-bodied. A: Arachnids. Q: The scientific name is Ixodes scapularis. So is Ixodes Greek for sticky, or slippery? A: Sticky. Q: Are deer ticks hard- bodied or soft-bodied?
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4 What happened to this person’s arm? Bulls-eye rashBulls-eye rash Deer tick biteDeer tick bite Bacteria from tickBacteria from tick Lyme diseaseLyme disease
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5 Bulls-eye Rashes Swollen Knee Courtesy of Massachusetts Dept. of Health
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6 What are other symptoms of Lyme disease besides a rash? Headache/Stiff Neck Fever Joint Pain
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7 Q: How does a deer tick make you sick? A: As it sucks your blood, it injects spirochetes
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8 Q: What are Lyme disease spirochetes? motile spiral- shaped bacteria live in tick’s guts pass through tick’s salivary glands invade your bloodstream
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9 A tick, very close up Head, thorax, abdomen in one segment No antennae Flat, hard body
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10 Hypostome (what sticks into you) palps anesthestic – bite not painful anticoagulant - blood flows uninterrupted Courtesty of MicroAngela © 1996-2000 Tina (Weatherby) Carvalho
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11 Q: What is questing? A: Climbing on vegetation and waiting for a host. Ticks don’t fly or jump, but they do hitchhike.
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12 A: The better to latch onto a deer, dog, or YOU. Q: Why does she wave her front legs?
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13 Q: Why does the tick on the left resemble a raisin? it found a host it engorged
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14 Q: How long does it take for a tick to feed? A: Ticks take 2 – 3 days to become fully engorged. Usually it takes 36 hours (1 ½ days) for a tick to infect you. Engorging nymphs ©Pfizer
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15 Q: Do all deer ticks carry Lyme disease? A: No. But if a deer tick feeds on you and is slightly, moderately, or very engorged, you should tell your doctor.
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16 A: No, this is not necessarily a bulls-eye rash. But the tick has other germs, so you should disinfect the bite wound after you remove the tick. Then watch for symptoms of Lyme disease. Q: Does the red mark at this bite site on this person mean you must have Lyme disease?
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17 Q: What do you do if a tick bites you? Tell an adult (parents, school nurse, teacher, or guardian) immediately Watch for symptoms Have the adult save the tick, then call the doctor, who might prescribe medicine
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18 Q: How do you remove a tick? Step 2. Apply steady, even pressure upwards and slowly, pull the tick out. Step 1: Grasp with tweezers close to the tick’s head and your skin’s surface. Step 3. Disinfect
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19 Tick removal no-no’s: Smearing them with petroleum jelly. Burning them off. Pouring alcohol over them. Become the family tick expert !
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20 Deer tick or dog tick? Top – deer ticks (orange body, dark head) Bottom – dog ticks (white - silver markings) Which is on the finger?
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21 Life Stages Larvae have 6 legs, and nymphs and adults have 8 legs! adult
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22 Q: Can all stages of a tick species’ life cycle be observed with the human eye? A: Yes. Lone Star tick (Amblyomma americanum)
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23 Q: How do spirochetes get into ticks? A: The tick feeds on a host animal that has the spirochete.
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24 Q: How many years, usually, for the deer tick to complete its life cycle?
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25 Mouse ear covered with ticks Courtesy of Kevin Byron Larva Nymphs
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26 Deer ears covered with ticks Courtesy of United States Department of Agriculture (USDA)
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27 Q: When can you get a deer tick on you? A: Nearly any time of year.
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28 Q: Where in this landscape would you find deer ticks? A: Tick habitat includes woods, the woods/field edge, and a bit out into the fields.
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29 Q: Which person is dressed for defense against ticks? Light-colored clothing Light-colored clothing Long sleeves, long pants Long sleeves, long pants Shirt tucked into pants Shirt tucked into pants Pants tucked into socks Pants tucked into socks Closed-toe shoes Closed-toe shoes Hat Hat Repellent - according to directions, with adult supervision! Repellent - according to directions, with adult supervision!
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30 Make your yard safer—create a dry path between woods and your yard. Ticks are more likely to dry out and die if they try to cross the path. Before After Courtesy of Kirby C. Stafford III
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31 Inspect your body immediately upon your return Perform a second tick check a few hours after the first tick check Ticks will attach anywhere! Perform a “Tick Check” Remember armpits, waistband, head, thighs, hairline, private areas, behind the knees, nape of the neck. Courtesy of Massachusetts Dept. of Health
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32 Q: What is going on here? A: A tick biologist flags for ticks in various habitats.
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33 Checking flags for tick specimens London School of Hygiene
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34 Nymphal ticks on a tick flag
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