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{{toplink
−|backcolour =
−|linkpage =Parasites
−|linktext =PARASITES
−|pagetype=Bugs
−|sublink1=Arachnida
−|subtext1=ARACHNIDA
−}}
−<br>
==[[Arachnid Flashcards - WikiBugs|Arachnid Flashcards]]==+
−==Links==
−*[[Parasitic skin infections - Pathology#Ticks|Skin infections pathology]]
{{review}}
{{review}}
−==Introduction==
==Introduction==
[[Image:Deer tick.jpg|thumb|right|150px|Deer tick - Scott Bauer]]
[[Image:Deer tick.jpg|thumb|right|150px|Deer tick - Scott Bauer]]
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==Morphology==
==Morphology==
−===Hard ticks===
===Hard ticks===
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*Female hard ticks may swell up to 3 times their normal size when taking a blood meal
*Female hard ticks may swell up to 3 times their normal size when taking a blood meal
−===Soft ticks===
===Soft ticks===
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*Feed little and often as cannot swell as much as hard ticks
*Feed little and often as cannot swell as much as hard ticks
−==Mouthparts==
==Mouthparts==
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*The '''hypostome''' pushes through the wound made by the chelicerae where backwards pointing teeth lock the mouthparts into the skin
*The '''hypostome''' pushes through the wound made by the chelicerae where backwards pointing teeth lock the mouthparts into the skin
**Dorsal groove in the hypostome permits the flow of tick saliva and host blood
**Dorsal groove in the hypostome permits the flow of tick saliva and host blood
−==Feeding==
==Feeding==
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*Host tissue is broken down leaving a zone of necrosis creating a '''feeding lesion'''
*Host tissue is broken down leaving a zone of necrosis creating a '''feeding lesion'''
−==Life cycle==
==Life cycle==
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−<big>'''[[Arachnid Flashcards - WikiBugs|Arachnid Flashcards]]</big>
−