A dental abscess (also termed a dentoalveolar abscess, tooth abscess or root abscess), is a localized collection of pus associated with a tooth. The most common type of dental abscess is a periapical abscess, and the second most common is a periodontal abscess.In a periapical abscess, usually the origin is a bacterial infection that has accumulated in the soft, often dead, pulp of the tooth. dental abscess (also termed a dentoalveolar abscess, tooth abscess or root abscess), is a localized collection of pus associated with a tooth. The most common type of dental abscess is a periapical abscess, and the second most common is a periodontal abscess.
The Duet (1628), by Hendrick ter Brugghen. A duet is a musical composition for two performers in which the performers have equal importance to the piece. It is often used to describe a composition involving two singers. It differs from a harmony, as the performers take turns performing a solo section rather than performing simultaneously.
Tandem (or in tandem) is an arrangement where a team of machines, animals or people are lined up one behind another, all facing in the same direction.[1] Tandem harness (the original use of the term in English) is used for two or more draft horses (or other draft animals) harnessed in a single line one behind another, as opposed to a pair, harnessed ...