triceps muscle of arm
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triceps muscle — ▪ anatomy any muscle with three heads, or points of origin, particularly the large extensor along the back of the upper arm in humans. It originates just below the socket of the scapula (shoulder blade) and at two distinct areas of the humerus,… … Universalium
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
Arm — This article is about the upper part of the human upper limb. For other uses, see Arm (disambiguation). Arm The human arm … Wikipedia
Triceps — The triceps muscle extends (straightens) the elbow. Its full name is the triceps brachii. It can be felt as the tense muscle in the back of the upper arm while doing push ups. Its full name is the triceps brachii. The triceps has three heads, or… … Medical dictionary
arm — arm1 armed, adj. armlike, adj. /ahrm/, n. 1. the upper limb of the human body, esp. the part extending from the shoulder to the wrist. 2. the upper limb from the shoulder to the elbow. 3. the forelimb of any vertebrate. 4. some part of an… … Universalium
ARM — adjustable rate mortgage. * * * I Upper limb of a biped, particularly a primate. Primate arms have one long bone, the humerus, in the upper arm above the elbow, and two thinner bones, the radius and ulna, in the forearm. The triceps muscle… … Universalium
Arm — Armenian. * * * I Upper limb of a biped, particularly a primate. Primate arms have one long bone, the humerus, in the upper arm above the elbow, and two thinner bones, the radius and ulna, in the forearm. The triceps muscle straightens the… … Universalium
Triceps reflex — The triceps reflex, a deep tendon reflex, is a reflex as it involuntary contraction of the triceps brachii muscle. It is initiated by the Cervical (of the neck region) spinal nerve 7 nerve root (the small segment of the nerve that emerges from… … Wikipedia
muscle — muscleless, adj. muscly, adj. /mus euhl/, n., v., muscled, muscling, adj. n. 1. a tissue composed of cells or fibers, the contraction of which produces movement in the body. 2. an organ, composed of muscle tissue, that contracts to produce a… … Universalium
Muscle contraction — See also: Twitch and Tremor Top down view of skeletal muscle Muscle fiber generates tension through the action of actin and myosin cross bridge cycling. While under tension, the muscle may lengthen, shorten, or … Wikipedia
