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Published byRebecca Robinson Modified over 9 years ago
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SUCKING LICE: bloodmeal head of louse oesophagus prestomum
LICE AND FLEAS FEEDING MECHANISMS OF LICE (1) SUCKING LICE: dermis with capillary loops prestomal teeth grip epidermis bloodmeal oesophagus stylets head of louse prestomum
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CHEWING LICE: mandibles on head fit round hair shaft and chew at skin
LICE AND FLEAS FEEDING MECHANISMS OF LICE (2) CHEWING LICE: mandibles on head fit round hair shaft and chew at skin and hair dander body of louse hair shaft
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eggs larva nymphs adult
LICE AND FLEAS LIFE CYCLE OF LICE hair eggs larva nymphs adult contagious spread between hosts in close contact all stages on single host simultaneously [metamorphosis is incomplete]
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[metamorphosis is complete]
LICE AND FLEAS FLEA LIFE CYCLE other host species adult on host, deposits eggs and blood pellets immature stages in carpet, bedding etc egg larva pupa adult [metamorphosis is complete]
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