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.).
External ear. External ear: one of two organs of hearing on the sides of the head, comprised of internal and external parts. Helix: fold surrounding the auricle. Navicular fossa: boat-shaped fold of the ear. Root of the helix: part of the helix. Anthelix: curved ridge in front of the helix.