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| View Original: | Head_of_Enterobius_vermicularis_human_pinworm_5230_lores.jpg (700x471) | |||
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| Keywords: Head of Enterobius vermicularis human pinworm 5230 lores.jpg This micrograph reveals the cephalic alae in the head region the nematode Enterobius vermicularis or human pinworm The time between ingestion of infective eggs to oviposition by the adult females is about 1 mo The life span of the adults is about 2 mo Gravid females migrate nocturnally outside the anus and oviposit while crawling on the skin of the perianal area Content Providers s CDC Creation Date 1982 Copyright Restrictions None - This image is in the public domain and thus free of any copyright restrictions As a matter of courtesy we request that the content provider be credited and notified in any public or private usage of this image http //phil cdc gov/PHIL_Images/20031203/b7bd0d1f000c46de9e3f323497870e02/5230_lores jpg author unknown PD-USGov Enterobius vermicularis | ||||
