sudden+contraction
41nervous system disease — Introduction any of the diseases or disorders that affect the functioning of the human nervous system (nervous system, human). Everything that humans sense, consider, and effect and all the unlearned reflexes of the body depend on the… …
42drug — drug1 /drug/, n., v., drugged, drugging. n. 1. Pharm. a chemical substance used in the treatment, cure, prevention, or diagnosis of disease or used to otherwise enhance physical or mental well being. 2. (in federal law) a. any substance… …
43Drug — /droog/, n. Zoroastrianism. the cosmic principle of disorder and falsehood. Cf. Asha. [ < Avestan drauga] * * * I Any chemical agent that affects the function of living things. Some, including antibiotics, stimulants, tranquilizers,… …
44humour — /hyooh meuhr/, n., v.t., Chiefly Brit. humor. Usage. See or1. * * * I (Latin; fluid ) In early Western physiological theory, one of the four body fluids thought to determine a person s temperament and features. As hypothesized by Galen, the four… …
45Spasm — A brief, automatic jerking movement. A muscle spasm can be quite painful, with the muscle clenching tightly. A spasm of the coronary artery can cause angina. Spasms in various types of tissue may be caused by stress, medication, over exercise, or …
46nervous system — Anat., Zool. 1. the system of nerves and nerve centers in an animal or human, including the brain, spinal cord, nerves, and ganglia. 2. a particular part of this system. Cf. autonomic nervous system, central nervous system, peripheral nervous… …
47Ventricular fibrillation — Infobox Disease Name = PAGENAME Caption = ECG lead showing VF DiseasesDB = ICD10 = ICD10|I|49|0|i|40 ICD9 = ICD9|427.41 ICDO = OMIM = MedlinePlus = eMedicineSubj = eMedicineTopic = MeshID = D014693 Ventricular fibrillation (V fib or VF) is a… …
48nervous system, human — ▪ anatomy Introduction system that conducts stimuli from sensory receptors to the brain and spinal cord and that conducts impulses back to other parts of the body. As with other higher vertebrates, the human nervous system has two main… …
49Cardiac dysrhythmia — Arrhythmia redirects here. It is not to be confused with Erythema. Cardiac dysrhythmia Classification and external resources Ventricular fibrillation (V Fib or VF) an example of cardiac arrhythmia. ICD …
50Hyperkinesia — This article is about hyperkinesia, the pathologically increased muscular movement. For hyperkinesis, hyperactivity often seen in children, see Hyperkinesis. Hyperkinesia Basal ganglia and its normal pathways. This circuitry is often disrupted in …
