Kingdom (biology) In biology, kingdom (Latin: regnum, plural regna) is the second highest taxonomic rank, just below domain. Kingdoms are divided into smaller groups called phyla.
Pinworms symptoms in children. 1. An itching around the anus, which may become worse at night on getting the female worm depositing her eggs. It causes problem during sleep of infected child. An intense itching causes inflammation on the skin.
Pinworms are small worms (parasites) that live in the digestive system of people, and are common in school-aged children. Pinworm eggs are spread directly from person to person. Children are infected when they touch something that has pinworm eggs and then put their fingers in their mouth. The eggs are swallowed and hatch in the small intestine in 1-2 months. The worms become adults while living in the colon.