Medical dictionary. 2011.
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
Triceps brachii muscle — Muscle infobox Name = Triceps brachii Latin = musculus triceps brachii GraySubject = 124 GrayPage = 444 Caption = Triceps brachii | Italic text what how great Caption2 = Origin = long head: scapula lateral head: posterior humerus medial head:… … Wikipedia
Reflex — For other uses, see Reflex (disambiguation). A reflex action, also known as a reflex, is an involuntary and nearly instantaneous movement in response to a stimulus.[1] A true reflex is a behavior which is mediated via the reflex arc; this does… … Wikipedia
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
triceps surae reflex — plantar flexion of the foot caused by a twitchlike contraction of the triceps surae muscle, elicited by a tap on the Achilles tendon preferably while the patient kneels on a bed or chair, the feet hanging free over the edge; called also Achilles… … Medical dictionary
triceps jerk — a tendon reflex that acts at the level of the sixth, seventh, and eighth cervical spinal nerves. With the elbow flexed and relaxed, the triceps tendon is struck just above the elbow, causing contraction of the triceps and extension of the elbow.… … The new mediacal dictionary
triceps surae jerk — see under reflex … Medical dictionary
Stretch reflex — The stretch reflex (myotatic reflex) is a muscle contraction in response to stretching within the muscle. It is a monosynaptic reflex which provides automatic regulation of skeletal muscle length. When a muscle lengthens, the muscle spindle is… … Wikipedia
Cushing reflex — (also referred to as the vasopressor response, the Cushing effect, the Cushing reaction, the Cushing phenomenon, the Cushing response, or Cushing s Law) is a physiological nervous system response to increased intracranial pressure (ICP) that… … Wikipedia
Vestibulo-ocular reflex — The vestibulo ocular reflex. A rotation of the head is detected, which triggers an inhibitory signal to the extraocular muscles on one side and an excitatory signal to the muscles on the other side. The result is a compensatory movement of the… … Wikipedia
