orbicular muscle of mouth
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Muscle — is the tissue of the body which primarily functions as a source of power. There are three types of muscle in the body. Muscle which is responsible for moving extremities and external areas of the body is called "skeletal muscle." Heart… … Medical dictionary
musculus orbicularis oris — [TA] orbicular muscle of mouth, comprising a pars labialis, fibers restricted to the lips, and a pars marginalis, fibers blending with those of adjacent muscles; innervation, facial; action, closes and protrudes lips … Medical dictionary
orbicularis — 1. Circular; denoting a circular or disk shaped structure. 2. SYN: orbicular muscle. [L. fr. orbiculus, a small disk] * * * or·bi·cu·lar·is ȯr .bik yə ler əs n, pl lar·es (.)ēz a muscle encircling an orifice * * * n. either of two circular… … Medical dictionary
musculus orbicularis — [TA] orbicular muscle: a muscle that encircles a body opening, such as the eye or mouth … Medical dictionary
Reflex — A reaction that is involuntary. The corneal reflex is the blink that occurs with irritation of the eye. The nasal reflex is a sneeze. * * * 1. An involuntary reaction in response to a stimulus applied to the periphery and transmitted to the… … Medical dictionary
perciform — ▪ fish order Introduction any member of the order Perciformes, a group of bony fishes with more than 6,000 species placed in about 150 families. The order is the largest group of fishes in the world today. Perciform fishes occur in… … Universalium
Bone — is the substance that forms the skeleton of the body. It is composed chiefly of calcium phosphate and calcium carbonate. It also serves as a storage area for calcium, playing a large role in calcium balance in the blood. The 206 bones in the body … Medical dictionary
