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Questions in this quiz (110)
11. Laboratory testing is most commonly used to:
- AA) diagnose disease.
- BB) monitor a patient's medication and treatment
- CC) identify the cause of an infection
- DD) prevent disease.
- EE) all of the above.
22. Routine urine testing is performed for all of the following except:
- AA) assessment of platelets
- BB) detection of renal diseases
- CC) pregnancy testing.
- DD) monitoring patients with diabetes.
- EE) urinary sediment examination.
33. The laboratory department involved with identifying and quantifying the types of blood
cells is called:- AA) chemistry.
- BB) cytology.
- CC) hematology.
- DD) microbiology.
- EE) toxicology.
44. The laboratory department involved with measuring blood levels of drugs and poisons is called:
- Achemistry.
- Bcytology
- Chematology.
- Dmicrobiology.
- Etoxicology.
5The laboratory department involved with measuring hormones and electrolytes in the
blood is called- Aclinical chemistry.
- Bcytology.
- Chematology.
- Dmicrobiology.
- Etoxicology.
6A common cytology test using vaginal and cervical scrapings is called a(n):
- APTT.
- BHgb
- CCBC
- DESR.
- EPap.
7A common hematology test performed to include a count of blood cell types is called a(n):
- APTT.
- BHgb.
- CCBC.
- DESR
- EPap.
88. A common blood coagulation test is called a(n):
- AAPTT.
- BHgb.
- CCBC.
- DESR
- EPap.
99. A common hematology test that measures the speed of settling red blood cells is called
- APTT
- BHgb
- CCBC
- DESR
- Epap
1010. To grow bacterial microorganisms, the specimen is typically incubated for:
- A8 hours
- B12 hours
- C16 hours
- D24 hours
- E48 hours
1111. When determining a prothrombin time, the results would be affected if the patient was taking an:
- Aantibiotic.
- Bantihistamine.
- Cantidepressant
- Danticoagulant.
- Eantiemetic
12A pysician who studies disease processes is a:
- Acytologist
- Bpathologist.
- Chistologist.
- Dphlebotomist.
- Emicrobiologist.
13A specimen with known reference ranges that is used for quality control is a:
- Areagent.
- Brandom sample
- Ccontrol sample
- Dreference specimen.
- Ewaived specimen.
14The Centers for Medicare and Medicaid Services set the requirements for grouping laboratory tests associated with the same organ or disease process. The approved term for these groups is
- Aprofile.
- Bpanel.
- Cbundle.
- Dseries.
- Ebattery.
15. Point-of-care testing is typically performed at all of the following locations except the:
- Areference laboratory
- Bhospital laboratory.
- Cmobile clinic
- Dclient's home.
- EPOL
16. Which of the following is NOT an appropriate response if a patient asks you why a
physician has ordered a certain test?- A"These are the tests physicians order when you have a physical to be certain you are healthy."
- B"This test will tell us if you have diabetes."
- C"This test is important to watch when you are taking this medication."
- D"Your physician has ordered these tests to find out what is causing your symptoms."
- EAll of the above
1717. Which of the following is NOT the information included on a laboratory request form?
- AChecklist of the test or tests to be performed
- BDate and time of specimen collection
- CMedical assistant's name and address
- DPatient's name and address
- EPatient's birth date and gender
18A common noncompliance issue with CLIA standards is:
- Anot using correct terminology when reporting results.
- Busing expired reagents or control materials.
- Cperforming nonwaived tests without proper credentials
- Dnot performing function tests or calibration tests.
- Eall of the above.
19Clima regulations require a procedure for every test performed in the laboratory
- ATrue
- BFalse
20An internal control used in laboratory testing proves that results are accurate when a specimen is added
- ATrue
- BFalse
21The [blank_start]microbiology[blank_end] laboratory department identifies the microorganisms that cause disease.
- Amicrobiology
22What laboratory test is useful in screening for colorectal cancer?
- AStool for WBC'S
- BStool culture
- CCA 19-9
- DCBC
- EFecal occult blood
23 A medical technologist is physician who oversees the technical aspects of a laboratory.
- ATrue
- BFalse
24The term "waived" refers to high-complexity tests.
- ATrue
- BFalse
25Laboratory test results may be affected by the time of day the specimen is collected
- ATrue
- BFalse
26The lipid panel is composed of tests for sodium, potassium, chloride, and carbon dioxide.
- ATrue
- BFalse
27Separation of serum from cells is most easily done by centrifugation
- ATrue
- BFalse
28The CLIA approves medical assistants to perform physical and chemical evaluations of urine
- ATrue
- BFalse
29The CLIA requires the POL to prepare a laboratory manual to include the instructions for safe and accurate testing for quality control
- ATrue
- BFalse
30? Tubes must always be balanced in the centrifuge
- ATrue
- BFalse
31Mycology is the study of parasites
- ATrue
- BFalse
32The medical assistant may be in charge of bio-hazard safety and waste disposal for the workplace.
- ATrue
- BFalse
33Purchasing laboratory supplies and selecting reagents are not within the scope of practice for a medical assistant
- ATrue
- BFalse
34Understanding the significance of a laboratory result as it relates to a
disease or body system is the key to ordering the test(s) most significant for the patient's symptoms.- ATrue
- BFalse
35There are specific request forms for each type of laboratory test.
- ATrue
- BFalse
36Most states allow HIV test results to be given over the telephone.
A) True- ATrue
- BFalse
37The [blank_start]immunohematology[blank_end] or [blank_start]blood[blank_end] [blank_start]banks[blank_end] department performs blood typing and compatibility testing of patients blood with blood products for transfusion purposes
- Aimmunohematology
- Bblood
- Cbanks
38[blank_start]Histology[blank_end] is the study of the microscopic structure of tissue
- AHistology
39[blank_start]cytogenetics[blank_end] is type of cytology in which the genetic structure of the cells obtained from tissue, blood, or body fluids, such as amniotic fluid, is examined or tested for chromosome deficiencies related to genetic diseases
- Acytogenetics
40A(n) [blank_start]centrifuge[blank_end] rotates in a circular motion to swing its contents to separate liquids
and solids into their component parts- Acentrifuge
41Portions of specimens used for testing are called [blank_start]aliquot[blank_end]
- Aaliquot
42[blank_start]coagulation[blank_end] testing entails evaluating how well the body's blood clotting process is
performing.- Acoagulation
43Sensitivity testing identifies which [blank_start]antibiotic[blank_end] will successfully treat pathogens grown from patients' specimens
- Aantibiotic
44A [blank_start]reagent[blank_end] is a substance that produces a chemical or biological reaction with a patient specimen that allows detection or measurement of the analyte for which the test is designed
- Areagent
45To effectively evaluate disease process or organ systems, laboratory tests are organized into standard groups or [blank_start]panels[blank_end]
- Apanels
46Information usually supplied by the manufacturer with each test kit or test system containing instructions and critical details for performing tests is known as the [blank_start]product[blank_end] [blank_start]insert[blank_end]
- Aproduct
- Binsert
47The handbook that contains test methods and other information needed to perform testing is known as the [blank_start]procedure[blank_end]
- Aprocedure
48In hypersensitivity , the immune system responds too much to harmless compounds
- ATrue
- BFalse
49The role of histotechnologists is to prepare and stain samples of tissue for the pathologist to review under a microscope to determine whether disease is present
- ATrue
- BFalse
50 CLIA stands for Certified Lab Institute of America
- ATrue
- BFalse
51The type of blood drawing done as part.of the patient's treatment for certain blood disorders is called [blank_start]therapeutic[blank_end] phlebotomy
- Atherapeutic
52The smaller the gauge number, the smaller the diameter of the needle
- ATrue
- BFalse
53Which of the following is a patient factor that can alter the level of certain substances in the blood?
- AStress
- BPosture
- CExercise
- DDiurnal rhythms
- EAll of the above
54Which of the following is considered a source of errors in skin punctures
- ALightly massaging the puncture sight
- BDiscarding the first blood drop
- CFailing to collect air bubbles in pH or a blood gas specimen
- DPuncturing an infant's finger
- EWarming the puncture site
55Microhematocrit tubes are narrow- re glass or plastic disposable capillary tubes used for [blank_start]hematrocrit[blank_end] determinations
- Ahematrocrit
56Sources of error in venipuncture preparation include:
- Aimproper patient identification.
- Bfailure to check patient adherence to dietary restrictions.
- Cuse of improper equipment and supplies
- Dfailure to dry the site completely after cleansing it with alcohol
- Eall of the above.
57. Which of the following is NOT a contraindication for using a specific site for
venipuncture?- ABurns or scars
- BAreas with a hematoma or bruising
- CThrombosed veins
- DLack of edema
- EIntravenous lines in both arms
58[blank_start]Prophylaxis[blank_end] is protective treatment for the prevention of diseases once exposure has occurred
- AProphylaxis
59Which one of the following lists the correct order of draw when using the evacuated tube system?
- ABlood culture, light blue, lavender, green, gray, red
- BBlood culture, red, light blue, green, lavender, gray
- CLavender, light blue, gray, green, red, blood culture
- DLight blue, blood culture, gray, green, red, blood culture
- ELight blue, lavender, green gray, red, blood culture
60A lavender-stoppered tube indicates that:
- Aethylenediaminetetraacetic acid is present
- Bno additive is present
- Cserum testing is to be performed.
- Dthe tube contains heparin
- Ethe tube is for sterile collections.
61Body fluid and analyte fluctuations during the day and night are known as [blank_start]diurnal[blank_end] [blank_start]rhythms[blank_end]
- Adiurnal
- Brhythms
62The clinical term for the inside of the elbow is the [blank_start]antecubital[blank_end] space.
- Aantecubital
63A drug's [blank_start]peak[blank_end] is the highest serum level of unbound drug in a client based on a dosing schedule
- Apeak
64Dehydration from abstaining from all fluids can falsely elevate some test results, making them appear abnormal when they are not
- ATrue
- BFalse
65The quality of a laboratory test result is only as good as the quality of the
specimen collected for testing- ATrue
- BFalse
66A requisition form must accompany each sample submitted to the laboratory.
- ATrue
- BFalse
67Drug trough levels should be measured 60 minutes after dosing, whereas peak levels should be measured just prior to dosing
- ATrue
- BFalse
68A winged infusion system is not recommended for geriatric or pediatric
phlebotomy.- ATrue
- BFalse
69A health care worker exposed to bloodbome pathogens through a needlestick injury must undergo postexposure prophylaxis, which is:
- Aprotective treatment for the prevention of disease.
- Bemployee counseling about wearing gloves
- Cmonthly testing for HIV.
- Dincubation for at least 6 weeks.
- Eall of the above.
70Which of the following substances acts a barrier between the cellular portion of a
specimen and the serum or plasma portion after the specimen has been centrifuged?- ASilicon
- BClot activator
- CGel separator
- DAnticoagulant
- ENone of the above
71Hemolysis of a blood specimen is caused by:
- Ausing the wrong Vacutainer tube
- Bchanging evacuated tubes.
- Crupturing red blood cells.
- Dusing a 21- or 22-gauge needle.
- Epatient dehydration.
72. Which of the following situations may trigger hematoma formation?
- AThe vein is too fragile or small for the needle.
- BThe needle does not penetrate all the way through the vein
- CThe needle is inserted into the vein.
- DPressure is adequately applied after venipuncture
- EThe needle is removed after the tourniquet is removed.
73To minimize anxiety and divert attention before a phlebotomy procedure, the medical assistant should first:
- Aexplain the full procedure with details
- Blet the patient select the preferred needle size
- Cgain the patient's trust and confidence
- Dshow the patient the equipment.
- Eput on gloves
74When performing a repeat venipuncture because the first was a short sample, pour the blood from the first draw into the tube containing the second
- ATrue
- BFalse
75Sources of error in venipuncture procedure include
- Ainserting a needle bevel side up.
- Breleasing the tourniquet before needle withdrawal
- Cleaving the tourniquet on for less than 1 minute
- Dslowly pulling back on the syringe plunger
- Efailure to mix blood collected in additive containing tubes immediately
76The recommended dilution of bleach used to clean up a biohazard spill is:
- A1:1
- B1:5
- C1:10
- D1:15
- E1:20
77The antiseptic most commonly used for blood collection is
- Aiodine.
- Bisopropyl alcohol.
- Chydrogen peroxide.
- DBetadine.
- Esterile water
78Luer adapters are extensions on the sides of the rim of the holder to aid in
tube placement and removal- ATrue
- BFalse
79The slanted end of the needle is called the shaft
- ATrue
- BFalse
80a drugs' [blank_start]trough[blank_end] is the lowest level present in the body
- Atrough
81A drug that prolongs the prothrombin time is:
- Aampicillin.
- Bcoumadin
- Cvitamin D.
- DDilantin.
- Edigoxin
82The specific white blood cells that produce antibodies are called [blank_start]lymphocytes[blank_end]
- Alymphocytes
83Spherocytes are characterized by an area of central pallor.
- ATrue
- BFalse
84Displaying sensitivity to patient rights and feelings in collecting blood specimens is not a medical assistant's responsibility.
- ATrue
- BFalse
85Lean meats and kidney beans are rich in iron.
- ATrue
- BFalse
86The international normalized ratio (INR) is the preferred test to monitor medication effectiveness for patients receiving anticoagulant therapy
- ATrue
- BFalse
87? Iron supplements often cause diarrhea
- ATrue
- BFalse
88Polychromasia is the medical term for which of the following
- ASmaller-than-normal red blood cells
- BLarger-than-normal red blood cells
- CBlue-tinted red blood cells
- DDiminished hemoglobin in red blood cells
- ENone of the above
89The purpose of measuring hematocrit is to detect:
- Aleukemia.
- Binfections.
- Cthe sickle cell trait.
- Danemia.
- Eantigens.
90A normal male hemoglobin level is:
- A9 g/dL.
- B12 g/dL.
- C16 g/dL.
- D20 g/dL.
- E24 g/dL.
91When reviewing ESR values, the more rapidly the RBCs fall in the column, the lower the degree of inflammation.
- ATrue
- BFalse
92The normal WBC range is:
- A1,000 to 4,000 mm3
- B2,200 to 6,100 mm3
- C4,500 to 10,000 mm3.
- D5,400 to 12,500 mm3
- E6,800 to 15,000 mm3.
93Platelets are:
- Aalso known as leukocytes.
- Balso known as thrombocytes
- Calso known as monocytes
- Dalso known as monoblasts
- Enone of the above
94Red blood cells are also known as [blank_start]erythrocytes[blank_end]
- Aerythrocytes
95Foods high in iron are all of the following except:
- Aliver.
- Begg yolks.
- Cturnips.
- Doysters.
- Elettuce.
96. A low platelet count increases the risk of:
- Aanemia.
- Bleukemia.
- Cblood clots.
- Dbleeding
- Epneumonia.
97. A less mature neutrophil is called a(n) [blank_start]band[blank_end]
- Aband
98. Elliptocytes are red blood cells that are [blank_start]oval[blank_end] shape
- Aoval
99A deficiency of vitamin B12 will result in which of the following
- AHypochromia
- BMacrocytosis
- CPolychromasia
- DMicrocytosis
- ENone of the above
100The process that results in control of bleeding after an injury is called hematopoiesis.
- ATrue
- BFalse
101The medical term for increased hemoglobin in red blood cells is [blank_start]hyperchromia[blank_end]
- Ahyperchromia
102Iron is needed to help make:
- AA) leukocytes.
- BB) erythrocytes.
- CC) hemoglobin.
- DD) hematocrit.
- EE) folic acid
103Three measurements are included in the erythrocyte indices
- ATrue
- BFalse
104A hematocrit of 25% for a female is within normal range.
- ATrue
- BFalse
105The type of blood cell that provides the main defense line against bacteria and viruses is the hemocyte.
- ATrue
- BFalse
106. White blood cells are also known as [blank_start]leukocytes[blank_end]
- Aleukocytes
107Another term for platelets is [blank_start]thrombocytes[blank_end]
- Athrombocytes
108Hematocrit is measured:
- Aas a percentage of red blood cells in whole blood
- B. in milliliters.
- Cin grams.
- Din cubic millimeters.
- Eas a percentage of plasma.
109Criteria for blood donors include:
- Ageneral good health and feeling well at the time of donation.
- Bhemoglobin of at least 12.5 g/dL.
- Cweight of 110 lb or more.
- Dall of the above.
- Enone of the above.
110All point-of-care tests are waived tests.
- ATrue
- BFalse
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- Quiz on Study guide , created by yaquelin vargas on 11/28/2017.
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- yaquelin vargas
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