Look up: pacemaker

1. pacemaker
   [n] - a specialized bit of heart tissue that controls the heartbeat 2. [n] - an implanted electronic device that takes over the function of the natural cardiac pacemaker
   Found on http://www.webdictionary.co.uk/definitio
   
   
2. Pacemaker
   A small electronic device that can be implanted in the chest to help the heart beat regularly. If you have a pacemaker, you cannot have an MRI scan as these scans are magnetic and can interfere with how your pacemaker works.
   Found on http://www.cancerhelp.org.uk/utilities/g
   
   
3. Pacemaker
   a small electronic device that is surgically implanted to stimulate the heart muscle to provide a normal heartbeat
   Found on http://www.medichecks.com/glossary.cfm?l
   
   
4. Pacemaker
   An electrical device, which stimulates the heart muscle to contract and controls heart
   Found on http://www.dwp.gov.uk/medical/med_condit
   
   
5. Pacemaker
   Our Pacemaker Main Article provides a comprehensive look at the who, what, when and how of Pacemaker Pacemaker: A system that sends electrical impulses to the heart in order to set the heart rhythm. The pacemaker can be the normal 'natural' pacemaker of the heart or it can be an electronic device. T...
   Found on http://www.medterms.com/script/main/art.
   
   
6. pacemaker
   a centre or a substance that controls the rhythm of a body process; the term usually refers to the cardiac pacemaker Category: Medicine • body part that serves to establish and maintain a rhythmic activity; a small mass of tissue made up of fibres, ganglion cells embedded in the musculat...
   Found on http://www.mijnwoordenboek.nl/definition
   
   
7. Pacemaker
   A registered trade mark of Portakabin Limited for a building in our range of high-quality, relocatable accommodation.
   Found on http://www.portakabin.co.uk/about/glossa
   
   
8. pacemaker
   1. <apparatus, physiology> An object or substance that influences the rate at which a certain phenomenon occurs, often used alone to indicate the natural cardiac pacemaker or an artificial cardiac pacemaker. ... 2. <biochemistry> A substance whose rate of reaction sets the pace for a ser...
   Found on http://www.mondofacto.com/facts/dictiona
   
   
9. pacemaker
   cardiac pacemaker noun a specialized bit of heart tissue that controls the heartbeat
   Found on http://wordnetweb.princeton.edu/perl/web
   
   
10. pacemaker
    artificial pacemaker noun an implanted electronic device that takes over the function of the natural cardiac pacemaker
    Found on http://wordnetweb.princeton.edu/perl/web
    
    
11. pacemaker
    pacesetter noun a horse used to set the pace in racing
    Found on http://wordnetweb.princeton.edu/perl/web
    
    
12. pacemaker
    (pās´ma-kәr) an object or substance that controls the rate at which a certain phenomenon occurs. cardiac pacemaker. in biochemistry, a substance whose rate of reaction sets the pace for a series of interrelated reactions.
    Found on http://www.encyclo.co.uk/local/21001
    
    
13. pacemaker
    (from the article `nervous system`) Finally, pacemaker systems are present in animals with nerve nets. In the sea anemone Metridium these systems are expressed in a series of ... ...the heart muscle by the nervous system, cardiac muscle contraction will continue in excised hearts with no connection to the central nervous ... [2 relat...
    Found on http://www.britannica.com/eb/a-z/p/1
    
    
14. pacemaker
    electronic cardiac-support device that produces rhythmic electrical impulses that take over the regulation of the heartbeat in patients with certain ... [4 related articles]
    Found on http://www.britannica.com/eb/a-z/p/1
    
    
15. pacemaker
    an object or substance that influences the rate at which a certain phenomenon occurs; often used alone to indicate the natural cardiac pacemaker or an artificial cardiac pacemaker. In biochemistry, a substance whose rate of reaction sets the pace for a series of interrelated reactions.
    Found on http://users.ugent.be/~rvdstich/eugloss/
    
    
16. pacemaker
    Type: Term Pronunciation: pās′māk-ĕr Definitions: 1. Biologically, any rhythmic center that establishes a pace of activity. 2. An artificial regulator of rate activity. 3. In chemistry, the substance of which the rate of reaction sets the pace for a series of chain reactions; th...
    Found on http://www.medilexicon.com/medicaldictio
    
    
17. Pacemaker
    [running] A pacemaker or pace-setter (sometimes colloquially called a rabbit) is a runner who leads a middle- or long distance running event for the first section to ensure a fast time and avoid excessive tactical racing. Pacemakers are frequently employed by race organisers for world record...
    Found on http://en.wikipedia.org/wiki/Pacemaker_(
    
    
18. Pacemaker
    [disambiguation] An artificial pacemaker is a medical device that uses electrical impulses to regulate the beating of the heart. Pacemaker may also refer to: ==Medicine== ==Other uses== == See also == ...
    Found on http://en.wikipedia.org/wiki/Pacemaker_(
    
    
19. pacemaker
    body part, such as the sinoatrial node of the heart, that serves to establish and maintain, involuntarily, rhythmic electrical activity
    Found on http://www.electropedia.org/iev/iev.nsf/
    
    
20. pacemaker
    Contents • Who needs a pacemaker? • How it works • During surgery • After surgery • Risks • Lifestyle effects Pacemaker Image credit: Medtronic A pacemaker is a small device that's placed under the skin of the chest or abdomen to help control abnormal hear...
    Found on http://www.daviddarling.info/encyclopedi
    
    
21. Pacemaker
    A pacemaker is a small battery-operated electronic device that is used to help the heart beat regularly. Can be used in the treatment of arrhythmia. (Read about 'Arrhythmia')
    Found on http://www.stayinginshape.com/3osfcorp/l
    
    
22. Pacemaker
    The cardiac pacemaker.a small area of specialized tissue within the wall of the right atrium of the heart whose spontaneous electrical activity initiates and controls the beat of the heart. An artificial pacemaker is an electronic device that stimulates the heart muscles by delivery small electric s...
    Found on http://www.probertencyclopaedia.com/brow
    
    
23. pacemaker
    In vertebrates, a group of muscle cells in the wall of the heart that contracts spontaneously and rhythmically, setting the pace for the contractions of the rest of the heart. The pacemaker's intrinsic rate of contraction is increased or decreased, according to the needs of the body, by stimulation from the autonomic nervous system. The term al...
    Found on http://www.talktalk.co.uk/reference/ency
    
    
24. PACEMAKER
    Nerve tissue that controls the heart's rate of contraction and relaxation; also known as the sinoatrial node. An artificial pacemaker is an electrical device implanted surgically to treat abnormally slow heart rhythms (bradycardias).
    Found on http://www.thehorse.com/Glossary.xhtml?L
    
    
25. pacemaker
    (pas;ma;ker) A group of cells that has the fastest spontaneous rate of depolarization and contraction in a mass of electrically coupled cells; in the heart, this is the sinoatrial, or SA, node.
    Found on http://www.mhhe.com/biosci/abio/glossary