Term
| Pediculus humanus capitus |
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Definition
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Term
| Pediculus humanus corporis |
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Definition
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Term
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Definition
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Term
| Pediculus species (louse infestation) |
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Definition
| humans are only reservoir, transmitted person to person or fomites containing adults or eggs. |
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Term
| Louse infections (Pediculus humans sp. + Phthirus pubis) |
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Definition
| undergo INCOMPLETE METAMORPHOSIS but differ in their habits while infesting humans. |
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Term
| Louse infections (Pediculus humans sp. + Phthirus pubis) |
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Definition
| Eggs are in hair (capitus), clothing (corporis), eyebrows and pubes . Eggs hatch into nymphs, develop into adults |
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Term
| Louse infections (Pediculus humans sp. + Phthirus pubis) |
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Definition
| Suck blood and inject saliva with lytic compounds, act as antigens creating pustular lesions at bite site. |
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Term
| Louse infections (Pediculus humans sp. + Phthirus pubis) |
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Definition
| Serve as intermediate hosts and vectors for bacteria and viruses. Scratching leads to secondary bacteria infections. |
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Term
| Louse infections (Pediculus humans sp. + Phthirus pubis) |
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Definition
| Primary hypersensitivity attained 3-8 months after infestation. |
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Term
| Louse infections (Pediculus humans sp. + Phthirus pubis) |
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Definition
| papules, ulcers, anemia, itching, discoloration, and TOXIC FOLLICULAR CONJUNCTIVITUS due to hypersensitivity to feces. |
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Term
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Definition
| Cochiomyia sp., Dermatobia sp., Cuterebra sp., and Cordylobia sp..com |
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Term
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Definition
| Adult flies lay eggs on human/mammal skin. Eggs hatch into larvae, larvae invade tissue and become pupae. pupae fall to ground and become adult flies. COMPLETE METAMORPHOSIS. |
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Term
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Definition
| Larvae secrete lytic enzymes to penetrate tissue. |
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Term
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Definition
| ingested flies cause intestinal lesions. Maggots on skin cause necrotic, pus filled lesions. Eggs in nostrils invade mucous membranes. |
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Term
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Definition
Painless, self healing lesions when pupae fall out.
Sometimes ocular, urogenital, rectal, and intestinal forms occur. |
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Term
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Definition
| Intermediate hosts and vectors of parasitic diseases |
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Term
| Eutrombicula alfreddugesi (Trombidiosis) |
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Definition
| Arachnid; aka chigger mite or red bugs |
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Term
| Eutrombicula alfreddugesi (Trombidiosis) |
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Definition
| domestic and wild animals, birds, and humans are INTERMEDIATE hosts |
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Term
| Eutrombicula alfreddugesi (Trombidiosis) |
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Definition
| transmission via contact with tall weeds containing mites that crawl up your leg. |
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Term
| Eutrombicula alfreddugesi (Trombidiosis) |
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Definition
Adults are free living herbivores.
Eggs laid on moist, humus ground.
Larval mites hatch and become ectoparasites on humans.
Fall off and become nymphs, then adult mites. |
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Term
| Eutrombicula alfreddugesi (Trombidiosis) |
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Definition
| allergic and necrotic rxns when larvae bite through skin, inject saliva, and eat tissue. DO NOT BURROW OR SUCK BLOOD! |
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Term
| Eutrombicula alfreddugesi (Trombidiosis) |
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Definition
small itching spots on ankles, knees, waist, and wrists.
dermatitis with pustules and wheals
DEEP RED LESIONS and loss of sleep when swelling subsides |
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Term
| Sarcoptes scabiei (scabies) |
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Definition
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Term
| Sarcoptes scabiei (scabies) |
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Definition
Humans and dogs as reservoirs and definitive hosts.
Transmission via intimate contact.
Common in slums, jails, and armies. |
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Term
| Sarcoptes scabiei (scabies) |
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Definition
| Adults mate on skin. Males excavate pockets and females lay eggs in tunnels. Larval form hatches in 2-3 days. |
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Term
| Sarcoptes scabiei (scabies) |
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Definition
| serpinginous, cutaneous burrows |
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Term
| Sarcoptes scabiei (scabies) |
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Definition
| reddish, elevated tracts between fingers, wrists, forearms, bend of knee and elbow, inguinal, penis, and shoulder blades. |
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Term
| Sarcoptes scabiei (scabies) |
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Definition
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Term
| Latrodectus mactans (black widow spider) |
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Definition
| hourglass spider in the arachnid group |
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Term
| Latrodectus mactans (black widow spider) |
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Definition
| free-living, nocturnal predator that prefers protected sites close to the ground. |
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Term
| Latrodectus mactans (black widow spider) |
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Definition
| several immature nymphal stages. adult lives two years. |
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Term
| Latrodectus mactans (black widow spider) |
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Definition
| females bite only when agitated. venom is painful and radiates to torso. |
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Term
| Latrodectus mactans (black widow spider) |
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Definition
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Term
| Latrodectus mactans (black widow spider) |
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Definition
local welling with bluish-red center.
light headed, dizzy, weak, nausea, muscle pain, sweat, rigid abdomen. Respiratory failure from diaphragm paralysis. |
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Term
| Linuche unguiculata (sea lice envenomization) |
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Definition
| a coelenterate; thimble jellyfish |
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Term
| Linuche unguiculata (sea lice envenomization) |
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Definition
| S. Florida coastline may-july |
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Term
| Linuche unguiculata (sea lice envenomization) |
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Definition
| Jelly fish on shoreline release microscopic larvae |
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Term
| Linuche unguiculata (sea lice envenomization) |
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Definition
| 1 in 4 swimmers stung by larvae |
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Term
| Linuche unguiculata (sea lice envenomization) |
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Definition
| allergic reactions lead to difficulty breathing |
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