definition artifact in labs
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artifact artifact. 1. any artificial product; a structure or appearance that is not natural, but is due to manipulation. 2. distortion or fuzziness of an image caused by manipulation, such as during compression of a digital file. film artifact artificial images on x-ray films due to storage, handling, or processing. phantom artifact artificial images seen with conventional tomography. standardization artifact an electrical stimulus of 1 mV deliberately introduced into the electrocardiogram so that pulse amplitudes on the tracing can be adjusted to 10 mm.
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- By measuring the ratio of carbon-12 to carbon-14 in the sample and comparing it to the ratio in a living organism, it is possible to determine the age of the artifact. Review: Carbon-14 dating can determine the age of an artifact that is up to 40,000 years old. Living organisms absorb carbon my eating and breathing. After burning a small piece of an artifact, scientists compare the amount of Carbon-14 to the amount of Carbon-12 to determine the age of the object.
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What does artifact mean? The dictionary defines artifact as: artefact, artifact [ˈɑːtɪˌfaekt] ˈɑːtɪˌfækt. n something made or given shape by, man such as a tool or a work of, art esp an object of archaeological. interestanything-man, made such as a spurious experimental. resultome artifacts (e.g., use cases, class diagrams, and other UML models, requirements and design documents) help describe the function, architecture, and design of software. Other artifacts are concerned with the process of development itself—such as project plans, business cases, and risk assessments.
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Artifact (archaeology) An artifact or artefact (from Latin phrase arte factum ~ ars skill + facere to make) is something made or given shape by man, such as a tool or a work of art, esp an object of archaeological interest.rtifact is the only spelling in American English, whilst artefact is generally preferred elsewhere (see spelling differences).
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artifact [ahr´tĭ-fakt] 1  1. any artificial product; a structure or appearance that is not natural, but is due to manipulation. 2  2. distortion or fuzziness of an image caused by manipulation, such as during compression of a digital file. 3  film artifact artificial images on x-ray films due to storage, handling, or processing. phantom artifact artificial images seen with conventional tomography. standardization artifact an electrical stimulus of 1 mV deliberately introduced into the electrocardiogram so that pulse amplitudes on the tracing can be adjusted to 10 mm.
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artifact (plural artifacts) 1  An object made or shaped by human hand. ( 2 archaeology) An object, such as a tool, weapon or ornament, of archaeological or historical interest, especially such an object found at an archaeological excavation. The dig produced many Roman artifacts.
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Artifact The study of artifacts (qua artifacts) is intrinsically evaluative, since viewing an object as an artifact means viewing it in the light of intentions and purposes. The purpose F on which the evaluation of an artifact and its design are based need not be the purpose that the author had in mind; it can be any purpose for which the artifact might be used.
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artifact (är'tə-fākt') An object produced or shaped by human craft, especially a tool, weapon, or ornament of archaeological or historical interest. An artificial product or effect observed in a natural system, especially one introduced by the technology used in scientific investigation or by experimental error.
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artifact defects in the x-ray film image due to faults in the cassette (screen artifact) or in the film (film artifact). static artifact. a mark on x-ray film caused by discharge of static electricity.
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- An artifact that is used to illustrate a mathematical idea may also be called a mathematical model, the usage of which is the reverse of the sense explained in this article.
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Artifact Many artifacts are linked together in the sense that they are either designed to be parts of a complex artifact, like the wheels and the frame of a bicycle, or are joined together when they are used in the intended way, for example, a violin bow and a violin, or a locomotive and railway carriages.tereotypical examples of artifacts, e.g., tools, weapons, and ornaments, are usually intended products, and the definition of an artifact as an object intentionally made for a certain purpose applies to such objects.
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- EXTERNAL ARTIFACTS Found outside the patient’s bodyExamples: earrings, rings, necklaces, bra hooks, hairpins, ECG lines, gown snapsTwo external artifacts that are not as common but do occasionally appear are caused by pillows and by the imprinted designs on shirts and pants.
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Artifacts and bosses ARK: Survival Evolved Guide Artifacts are special items that can be found inside caves located around The Island. They are at the end of each cave and obtaining them can be extremely challenging. It's best to look for one on a higher level or with a group of friends. They are needed to summon three main enemies: Broodmother Lysrix; Megapithecus; Dragon; Artifacts that have to be found: Artifact of The Clever. Artifact of The Devourer. Artifact of The Hunter. Artifact of The Immune. Artifact of The Massive. Artifact of The Pack. Artifact of The Skylord. Artifact of The Strong. The location of all the caves can be found in the World Map in the beginning of this chapter.
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Cultural artifact Cultural artifact or artefact is a term used in the social sciences, particularly anthropology, ethnology, and sociology for anything created by humans which gives information about the culture of its creator and users.Artifact is the spelling in American English; artefact is usually preferred elsewhere.Cultural artifact is a more generic term and should be considered with two words of similar, but narrower, nuance: social artifact and archaeological artifact.ocial artifacts, unlike archeological artifacts, do not have to have a physical form (see for example virtual artifact), nor do they have to be of historical value (items created seconds ago can be classified as social artifacts).
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- Artifacts are man made objects which were made by our ancestors or early inhabitants of an area. Artifacts help us recognize how all of our ancestors once lived. It also teach…es people, which is really good, because the more you learn, the more better. 1 person found this useful.
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Artifacts and pitfalls of imaging Artifacts and pitfalls of imaging. This chapter aims to classify and elucidate common but otherwise undesired alterations of imaging in everyday practice of echocardiography that impact on apprehension of either the anatomy or function of cardiac structures.
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Trace Evidence Unit Most examinations performed by the Trace Evidence Unit are comparative in nature: The physical and chemical properties of a sample whose origin is known are compared to the same properties of a sample whose origin is unknown. In our laboratory, we use the terms known and questioned to refer to these materials.
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Artifact Artifact is a card type. They are permanents which can only be played during your main phase (unless it's an Artifact Creature and has Flash). They represent physical items of power that any wizard can employ. This also means that artifacts can easily be broken if made too powerful.
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- Resources (1). Reverberation Artifact. Reverberation artifacts are produced from the multiple reflections from an object if the acoustical impedances of tissue layers are too much different and the detected echo does not run the shortest sound path because it bounces back and forth between the object and the transducer.n empyema or lung abscess can be simulated by a mirror image artifact of a hepatic cyst. This liver lesion can appear like a lesion within the lung because the wave is reflected off the diaphragm back into the liver. The angle of reflection is equal to the angle of incidence.
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- 2. PROCESSING ARTIFACTS Occur during processingMost are pressure-type artifacts –caused by the transport system of the processor a) Emulsion pick-off  Causes: Occurs when emulsion is picked off or removed from the emulsion of the film base.
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ForensicArtifacts / artifacts The best way to show what an artifact definition is, is by example. The following example is the artifact definition for the Windows EVTX System Event Logs. name: SystemEventLogEvtx doc: Windows System Event log for Vista or later systems.
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EKG Artifacts Electrical or magnetic interference that alters the EKG tracing Most common reasons for artifacts caused by a patient Seizure, trembling, fast breathing, dry or wet skin, and shivering
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- radiographic artifacts (double or ghost images) and must be removed before radiographs are taken. 24. Gray film with loss of detail - film fogged - exhausted fixer - insufficient time in fixer solution.
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- A comet tail artifact is similar to reverberation. It is produced by the front and back of a very strong reflector (air bubble, BB gun pellet). The reverberations are spaced very narrowly and blend into a small band (Figure 10).his artifact is caused by low energy ‘side lobes’ of the main ultrasound beam. When an echo from such a side lobe beam becomes strong enough and returns to the receiver, it is ‘assigned’ to the main beam and displayed at a false location.
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What does artifact mean? In software development life cycle (SDLC), artifact usually refers to things that are produced by people involved in the process. Examples would be design documents, data models, workflow diagrams, test matrices and plans, setup scripts, ... like an archaeological site, any thing that is created could be an artifact. In most software development cycles, there's usually a list of specific required artifacts that someone must produce and put on a shared drive or document repository for other people to view and share.
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Guitar/Print Version Each patient’s ECG is unique. The patient’s physical size, skin type, age, and pathology as well as where the electrodes are. placed, influence the results of the tracing. Poor signal quality can cause noise or artifact on the ECG, which in turn leads to. inaccurate analysis of the ECG.1. This document will guide you through all the elements that can affect ECG tracings and provide you with tips on how to. reduce artifact in your practice.