Life Span on Humans. Immediately after lice eggs hatch, the nymphs need food. Using their claws to crawl from the hair shafts to the scalp, young adult and mature lice feed on the hostâs blood multiple times throughout the day.
Confidence votes 7.6K. The Latin word for ear is auris (-is, f.). The diminutive, spelled either auricula or oricula, is used to refer to the external, visible part of the ear (it is the latter that gave rise to the modern Romance words for ear: Italian orecchio, Spanish oreja, French oreille, etc.).
Ear pain (otalgia) is a common symptom in primary care with many possible causes. When the cause arises from the ear (primary otalgia), the ear examination is usually abnormal and the diagnosis is typically apparent. In secondary or referred otalgia, the ear examination is usually normal, and the pain may be referred from a variety of sites.