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Ch 31
| Question | Answer |
|---|---|
| Categories of test performed in the clinical laboratory are assigned by the FDA on the basis of what? | Potential risk to public health |
| The ocular of the microscopic generally magnifies the image: | 10 times |
| What urine test is performed using a chemical test strip? | Glucose, protein , ketones, blood, bilirubin, urobilinogen, pH, nitrites |
| What is the most common specimen collected for laboratory testing? | Blood & urine & swab samples from wounds or mucous membranes |
| What term is used to indicate a laboratory test should be ran immediately? | Stat |
| What substance is capable of burning, corroding, or damaging tissue by chemical action? | Caustic |
| Fluids with high concentration of protein and cellular debris that have escaped from the blood vessels and have been deposited in tissue or on tissue surface are called what? | Exudates |
| A portion of a well-mixed sample that is removed for testing is called what? | Aliquot |
| Laboratory tests performed in a physician’s office are most likely to be categorized CLIA: | Waived and moderate complexity |
| What is the microscope component that directs the light up through the slide? | Condenser |
| What department of the clinical laboratory would perform sensitivity testing organisms to determine the proper antibiotic therapy? | Microbiology |
| What should specimen labels include on them? | Full name, identification number, date &time of collection, collector initials |
| What is the term defined as a substance or chemical being analyzed or detected in a specimen? | Analyte |
| What word is defined as causing or tending to cause the gradual destruction of a substance by chemical action? | Corrosive |
| What act was passed by congress to establish quality standards for all laboratory testing? | CLIA |
| The promise of healthcare professionals to work to achieve the highest degree of excellence in the care given to every patient is known as what? | QA ( quality assurance) |
| What test does the clinical chemistry department perform? | Lipid profile |
| What requires the laboratory employer to have a written exposure control plan to protect the lab’s employees? | OSHA’s bloodborne pathogens standard |
| The step -wide method used to collect, process, and test a specimen that will be used as evidence in a legal case is called what? | Chain of custody |
| How would a semi-quantitative laboratory test result read? | “1+, 2+, or 3+” ( trace amounts) |
| A biological sample such as blood, urine, body fluids, feces, or tissue collected for analysis and evaluation is called what? | Blood, urine, body fluids, feces, or tissue collected for analysis and evaluation |
| What is a term used to describe a blood sample in which the red blood cells have ruptured? | Hemolyzed |
| What are examples of CLIA- waived test? | Dipstick urinalysis, spun microhematocrit, fecal occult blood |
| What is a centrifuge used to separate? | Solids from liquids, crystals from urine, blood cells from serum or plasma |
| Before a laboratory test can be used for patient samples, quality control must be ran to ensure that the test is considered what? | Reliable |
| What is the magnification for an oil immersion microscope objective? | 100 |
| What is a set of written policies and procedures that ensure the monitoring of all the processes involving before, during, and after a laboratory test is performed in order to produce reliable patient test results? | Quality assurance |
| What is a solid, liquid, or semisolid medium designed to support the growth of microorganism, especially bacteria and fungus? | Culture media |
| What laboratory department studies bacteria, fungi, , yeasts, parasites, and viruses? | Microbiology |
| What is the most efficient method of preventing the spread of infection in a laboratory? | Properly washing your hands |
| What is a qualitative laboratory test result? | Reported as a positive or negative and a numeric value is not attached to the results |
| What does the top diamond (red) of the national fire protection association identification system indicate? | Flammability |
| What department of the laboratory analyzes blood, cerebrospinal fluid, urine, and joint fluids? | Chemistry |
| In the identification system of the national fire protection association, the blue diamond on the label indicates the chemicals what? | Health hazard |
| The growth of only one microorganism in a culture or on a nutrient surface is called what? | Pure culture |
| What are the responsibilities of the medical assistant in the clinical laboratory? | Provide proper patient preparation, developing knowledge of analyte normal range of results , obtaining and labeling specimens |
| Decreased hemoglobin levels are seen in what illnesses? | Iron deficiency, cirrhosis of the liver, hyperthyroidism |
| A culture & sensitivity (C&S) test is most likely to be performed in what division of the clinical laboratory? | Microbiology |
| In the identification system of the national fire protection association, the white diamond on the label indicates the chemical is what? | Special hazard information |
| Balancing a centrifuge requires that all tubes in the load are: | Have about the same volume in each, are of equal size +shape, have a partner directly across in the rotor holder |
| How can aerosolization in a centrifuge be prevented? | Making sure the tubes are tightly capped |
| What is section 1 on all safety data sheets required to have? | Identification |
| In a physician’s office laboratory what are the most common hazardous chemicals? | Sodium hypochloride, caviwipes + glutaraldehyde, acetone + dyes |
| What term describes the physical, chemical, and microscopic examination of urine? | Urinalysis |
| Incubators used in the microbiology laboratory generally maintain a constant temperature of what? | 95*f to 98.6*f |
| A microscopic analysis of cells is the science of what? | Cytology |
| What is a chemical that is added to a blood sample after collection to prevent clotting? | Anticoagulant |
| A fecal occult blood test is an example of qualitative screening test. | True |
| The longer the objective of the microscope, the greater the magnification of the lens | True |
| Chain of custody procedures are extremely important when specimens are collected and handled for drugs and alcohol testing. | True |
Created by:
lowery.aaliyah