Term
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Definition
one organism (the parasite) benefits and the other (the host) is generally harmed |
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Term
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Definition
| relationship between two organisms where one organism benefits without affecting the other |
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Term
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Definition
| one benefits while the other is harmed |
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Term
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Definition
| is a biological interaction between two organisms, where each individual derives a fitness benefit |
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Term
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Definition
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Term
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Definition
Good for liquid stools
Good for making trichrome stained slides |
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Term
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Definition
Good for ova, cysts, larvae
Cannot make trichrome stained slides |
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Term
| Life Cycle: E. vermicularis |
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Definition
- Ova in environment
- Embryonated ova
- Ingested by humans
- Larvae hatch in small intestine
- Adults devlop in large intestine
- Fertilization
- Gravid female migrates
- Perianal area
- Ova laid
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Term
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Definition
| Enterobius vermicularis host(s)? |
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Term
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Definition
1 flattened side
thick hyaline membrane
amorphous mass inside
~55x25 u |
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Term
Enterobius vermicularis
Enterobiasis symptoms |
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Definition
Inflammation and itching
-perianal
-perineal
-vaginal
Insomnia |
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Term
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Definition
| Used for diagnosing pinworm infection |
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Term
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Definition
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Term
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Definition
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Term
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Definition
| Known host(s) for Trichuris trichiura |
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Term
| Trichuris trichiura life cycle |
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Definition
- Ova in enironment
- Embyoated ova
- Ingested by humans
- Larvae hatch in small intestine
- Adults develop in large intestine
- Fertilization
- Ova laid in Large intestine
- Feces
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Term
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Definition
Football shape
Bile stained shell
2 transparent plugs of mucus
Usually unembyonated |
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Term
Trichuris trichiura
Whipworm |
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Definition
Symptoms
Usual symptoms
-ab pain
-bloody diarrhea
-nausea
Chronic infection- anemia
-rectal prolapse |
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Term
LC of Ascaris, Hookworm, Strongyloides
Migration Phase |
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Definition
- Larvae in blood and lymphatics
- Liver
- Heart
- Lungs
- Break out of alveoli
- Ascend respiratory tract
- Coughed up and swallowed
- small intestine
- adults
- fertilization
- Ova laid in small intestine
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Term
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Definition
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Term
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Definition
| Known host(s) for Ascaris lumbricoides |
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Term
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Definition
Ovum ~60X45
Bile stained
Double Hyaline Shell when fertile
Cortication
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Term
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Definition
Light infetion- may be asymptomatic
Heavier- allergic symptoms, ab pain
Very Heavy- intestinal obstruction |
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