Which of the following specimens would most likely be rejected for testing? In order to test whether the mean IQ of lawyers is higher than 100, a random sample of 10 lawyers was chosen and their IQ measured and recorded. b) never centrifuge both serum and plasma specimens in the same centrifuge. If more than one test is ordered on a single frozen sample, we will call you to authorize which of the tests ordered you want performed before testing can … iv. When should the 1-hour specimen be collected? Oh no! It is not a good idea to collect a CBC specimen from light blue; coagulation; inhibit platelet activation. d) remove evacuated tube stoppers before placing them in the centrifuge While the likelihood of variation in any of the three phases is not negligible, the vast majority of laboratory variation emerges from the many factors affecting laboratory specimens prior to testing. Change gloves between specimen collection and after adding specimens to the testing device. which of the following is a test that measures packed cell volume. Specimen . Send specimen in original tube 2. Which of the following is a clue that you have accidentally punctured an artery instead of a vein? patient's date of birth and date and time of collection. Collecting blood cultures before the povidone-iodine is totally dry. (p. 610) One major disadvantage of field test is the lack of realism. It might be outdated or ideologically biased. A. in performing a glucose tolerance test, the fasting specimen is drawn at 08:15 hours and the patient finishes the glucose beverage at 08:20 hours. 1 mark is awarded for each correct answer and 0.25 mark will be deducted for wrong answer. during a GTT, which of the following is acceptable? Cord Blood Specimens Pre-Admission Testing Emergency Issue of Blood Products . They will show us which tasks and checks we must complete for a particular level of testing before we can say that testing is finished.) Cleaning the site with alcohol before dress aging ETOH specimen. I. Testing Equipment. The true strain is similar, but based on the instantaneous length of the specimen as the test progresses, , where L i is the instantaneous length and L 0 the initial length. Notation of diagnosis, foreign travel, animal contact, immunosuppressive disease, or suspected organism is helpful. It is very important that a proper specimen be submitted for testing. Bacteria require which of the following to grow? be able to operate the instrument correctly. When doing so, we suggest the following practices: First, ensure that your specimens are breaking within the gage length. The documentation of all clinical laboratory tests and results is important so: Which of the following is the usual site for capillary puncture in infants? 15. a) centrifuge serum specimens before they start to form noticeable clots. The federal regulations for clinical laboratories specifying guidelines for quality control, qualified personnned and quality assurance is: a. which of the tests must have a 9:1 ratio of blood to anticoagulant in the collection tube? CHIMS : Submit only 1 of the following specimens: Specimen Type: Blood Container/Tube: Preferred: Lavender top (EDTA) Acceptable: ACD Specimen Volume: 4 mL Collection Instructions: 1. This test comprises of 25 questions on Software Testing. Specimen Stability Information: Refrigerated (preferred)/Ambient Specimen Type: Cord blood Container/Tube: Lavender top (EDTA) Specimen Volume: 3 mL Collection Instructions: 1. 4. lowest concentration of the drug during a dosing interval. which of the following tests may require special chain-of-custody documentation when the specimen is collected? 10x magnification is used with immersion oil, c. 40x setting is used for high dry power. prior to performing a test on a POCT instrument, the phlebotomist should: at least 17 years old in most of the states. removing a unit of blood and not replacing it is used as a treatment for. blood levels for this specific analyte begin to rise within 4 hours of an MI, when the blood service is made aware of a transfusion infection, employees must empty pockets and leave bags behind. in the DOT's 10 Steps to Collection Site Security & Integrity, drug screen testing is secured for collection of the urine specimen because: more tests are classified as waived each year. *Note: At this time, pharmacists can only collect specimens for COVID-19 testing that the designated laboratory can process. Please place specimens in the Ziploc portion of the specimen bag. TDM trough concentration may be defined as the: in performing s glucose tolerance test, the fasting specimen is drawn at 6:15am and the patient finishes the glucose drink at 6:30am. Apparatus and Reagents 6.1 Tensile Testing Machine—A constant rate of extension (CRE) type of testing machine described in Specification D76 First morning specimens are usually preferred, especially if urine or sputum specimens for TB. Which specimen has priority over all other specimens during processing and testing: STAT: Which of the following specimens does not need to tbe contrifuged: CBC in a lavender tube: Which of the following is not a valid reason for why blood slides made from EDTA specimens must be prepared within 1 hour of specimen collections, to d. at a specific time after eating. COMMON CAUSES OF UNACCEPTABLE SERUM OR PLASMA SPECIMENS AND INACCURATE TEST RESULTS: HEMOLYSIS Collect specimen before antibiotic therapy. It is very useful for campus placements. width speci-mens. Pre-analytical variation includes all the steps that occur from test ordering until right before sample analysis. Specimen Collection, Handling and Transport Page 6 of 6 All specimens transported via courier must be transported in sealed biohazard, leak-proof, puncture resistant container tightly closed before transportation. the fasting specimen for a GTT is drawn: sodium polyanethol sulfonate. Preparation of a specimen entails grinding the flat surface of a sample and, if microsections are to be examined, polishing the surface. If more than one test is ordered on a single frozen sample, we will call you to choose which test you want performed before testing can proceed. according to the American Red Cross, persons wishing to donate blood must be: which of the following procedures is required for a BC using a Chloroprep kit? Label specimen as blood. Which of the following best describes how a tube with anticoagulants is identified? Second, increase your sample size to ensure the variation is within your laboratory’s limits. Which of the following is an example of using a laboratory test to regulate treatment? A. a hemolyzed potassium specimen. which tube additive is preferred for the collection of a blood culture specimen? lowest concentration of the drug during a dosing interval. F. 6. Frozen specimens cannot be split for other tests. To initiate corrective actions. To measure and analyze the results of reviews and testing. blood bank specimens require which of the following identification information? Which of the following is true concerning skin puncture on an infant compared with the dorsal hand venipuncture procedure? 3. a sample, usually metal, that may be studied macro-scopically (in macrosections) or microscopically (in microsections). when should the 2-hour specimen be collected? Call 800-533-1710 for instructions for testing patients who have received a bone marrow transplant. the HemoCue Plasma/Low Hemoglobin instrument is used to indicate: peak and trough specimens are collected for, improper cleansing of the collection site, in collecting blood cultures, one of the most frequent errors made is. a diabetic patient tests his or her blood to determine how much insulin to administer. Invert several times to mix blood. IBDGP : Patient Preparation: A previous bone marrow transplant from an allogenic donor or a recent (ie, <6 weeks from time of sample collection) heterologous blood transfusion will interfere with testing. The DOT has issued the following guidance identifying certain errors and omissions as "fatal flaws" that occur at a collection site and can result in a specimen being rejected by the testing laboratory: No p rinted collector name and no collector signature. A. a hemolyzed potassium specimen B. an icteric bilirubin specimen C. a nonfasting glucose specimen D. an underfilled serum tube. The following article is from The Great Soviet Encyclopedia (1979). 2. T. 8. The phlebotomist has the greatest impact on which phase of laboratory testing? laboratory test results fall within the reference range . A. C. Using povidone-iodine prior to a finger puncture. ... A. Store reagents, specimens, kit contents, and test devices according to the manufacturer’s instructions, found in the package insert. There is less dilution of the specimen with tissue fluid C. Hemolysis occurs more often D. Fewer punctures are required 16. which tube additive is preferred for the collection of a blood culture specimen? nasal swab occurs within 1 centimeter of the nostrils. 6. (p. 616) To be effective, readability test should be used only in conjunction with other pretesting methods. which tests are collected in a trace-element-free tube? When turned on, Specimen Protect automatically adjusts the crosshead to keep any unwanted forces under a certain limit. Send specimen in original tube. typical labeling requirements for a blood bank specimen include: withdrawing a unit of blood from a patient for therapeutic purposes is used as a treatment for: allowing the patient to drink water at any time during the test. Frozen specimens must be placed in a separate specimen bag along with a separate test requisition. What is the purpose of performing a routine test? Properties that are directly measured via a tensile test are ultimate tensile strength, breaking strength, maximum elongation and reduction in area. d. no additives. The specimen identification number on specimen bottle does not match the number on the CCF. Completed requisition is to be placed in the outside pocket. for what purpose is the Oral Glucose Challenge test used? what color is the stopper of a CTAD tube, for what type of test is it used and why? ii. If this is not possible, specify antibiotic in the request. Tubes must be allowed to fill completely, on their … common chemistry tests performed by POCT instruments? which test does not require special chain-of-custody documentation when collected? Consider the following two scenarios involving hypothesis testing the population mean, and complete the sentences that follow. pediatric blood cultures creates challenges because: in collecting a blood alcohol test for forensic purposes, the venipuncture site can be cleaned with: which of the following should be removed from a list of tests that the i-STAT instrument can measure? Only 1 tube is required. Specimen Protect, which is available on the 6800 Series universal testing machines, is designed to prevent damage to the specimen or system during the set-up phase of a test, before a test’s operational limits are defined. F. 7. monitoring the quality of waived testing being done at the bedside is a constant challenge for the laboratory because: which is the sot critical part of blood culture collection? Finally, test specimens in a variety of print directions and track the direction of each specimen to the testing report. An additional 4 weeks is required to culture fibroblasts before genetic testing can occur. highest concentration of the drug during a dosing interval, TDM peak concentration may be defined as the. It is less stressful for the infant B. Improper volume can negatively affect test results. what type of specimen is needed for a guaiac test? It looks like your browser needs an update. which POC test is used to monitor warfarin therapy? Tensile Specimens • The figure below shows a typical tensile specimen. Tensile testing, also known as tension testing, is a fundamental materials science and engineering test in which a sample is subjected to a controlled tension until failure. To provide information on testing. 1. a stool specimen is needed for the _______ test. a. removing the tourniquet before taking the needle out, c. inserting the needle in the vein properly, a. allowing alcohol to air dry prior specimen, b. forcing syringe-drawn specimes into evacuated tubes, c. gently massaging a dermal puncture site, d. collection of units from blood bank donors. The cross-sectional area of the gauge section is less than that of the shoulders and grip section, so the deformation will occur in the gauge section. someone chewing gum while collecting blood specimen: specimen collection and processing are surfaces should be cleaned with: 1:10 bleach solution: which of the following is a proper way to clean up a small blood spill that has dried on a counter top: moisten the spill with a disinfectant before carefully absorbing it with a paper towel The flashcards below were created by user. Blood specimens. c) place tubes of equal size and volume opposite one another for balance. Reagents, test devices, and cassettes should not be opened until the test process is about to occur. Tensile tests are performed on universal testing machines. The causative agent for scarlet fever and rheumatic fever is: a. streptococcus b. staphylococcus c. neisseria d. chlamydia. Which test would a contractor conduct on a software item before they integrate it with hardware?-Environmental Testing-Production Qualification Testing-Component Testing-Production Acceptance Test and Evaluation. 610) Testing bias occurs when people scrutinize the ads much more closely than they would in normal situations. Which of the following occurs when the body is in homeostasis? (p. 611) Concept testing is a method of pretesting finished ads. iii. Currently, pharmacies can only order specific kits from the Ontario Health website that are appropriate for anterior nasal swabbing. before the test has actually begun. arterial 4) A common interference(s) in newborn screening collections occurs when blood specimens are not dried for ________ hours before … To monitor and document progress, test coverage and exit criteria. Which of the following blood tests aids in the evaluation of the digestive system? D. All of the above activities can affect testing done on the specimen. specimens may be substituted for 200-mm (8-in.) T. 5. Test control has the following major tasks: i. 3) _____ blood is the specimen of choice for blood gas testing. a. MCHC increases b. mean cell volume (MCV) increases c. platelet count increases d. white blood count decreases e. all of the above Be sure that the correct amount of blood is drawn into each vacuum tube. glycosylated hemoglobin is performed to monitor the effectiveness of therapy in which of the following conditions? the antiseptic technique is different if you use Chloroprep swab. On those fabrics, the contraction effect cited in 1.4 is minimal and, consequently, the standard comparison can con-tinue to be made. Which of the following specimens would most likely be rejected for testing? A postprandial specimen collection should occur: a. after a blood transfusion b. before the next dose of medication c. early in the morning d. at a specific time after eating. to assist in the early detection of disease. B. To ensure the best experience, please update your browser. Which of the following is likely to occur if testing is not performed within 24 hours after specimen collection? 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