Diagnostic Testing in Ambulatory Care Exam Bank
Course Introduction
This course provides an in-depth exploration of diagnostic testing processes utilized in ambulatory care settings. It covers the principles of test selection, indications for ordering laboratory and imaging studies, and interpretation of diagnostic results specific to outpatient care. Emphasis is placed on evidence-based practice, patient safety, cost-effectiveness, and the integration of test results into clinical decision-making. The course prepares students to apply best practices in diagnostic reasoning for a wide range of common acute and chronic conditions encountered in ambulatory environments.
Recommended Textbook
Laboratory and Diagnostic Testing in Ambulatory Care 3rd Edition by Marti Garrel
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10 Chapters
346 Verified Questions
346 Flashcards
Source URL: https://quizplus.com/study-set/980
Page 2
Chapter 1: Introduction to the Laboratory and Safety Training
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29 Verified Questions
29 Flashcards
Source URL: https://quizplus.com/quiz/19324
Sample Questions
Q1) The abbreviation HCAI stands for ____________________.
Answer: health care associated infection
Q2) Even though all of the following factors contribute to laboratory safety, the most crucial factor for consistently preventing harm to one's self is:
A) engineering controls.
B) gloving.
C) worker commitment to safety.
D) safety education.
Answer: C
Q3) What is a laboratory test panel or profile?
A) A series of tests associated with a particular organ, disease, or general assessment of a patient's health status done on the same specimen
B) A group of individuals who perform laboratory tests
C) A laboratory test that is required by federal law
D) A single test ordered for a specific disease
Answer: A
Q4) CDC stands for ____________________.
Answer: Centers for Disease Control and Prevention
Page 3
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Chapter 2: Regulations, Microscope Setup, and Quality Control
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18 Verified Questions
18 Flashcards
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Sample Questions
Q1) Which of the following statements is true?
A) To obtain the total magnification, multiply the power of the objective lens by the power of the condenser.
B) When observing a densely stained slide on oil, move the condenser all the way down and close the iris diaphragm.
C) To obtain maximum magnification, immersion oil is added when using the 45´ objective.
D) You should focus a specimen under the 100´ objective with only the fine-focus adjustment knob.
Answer: D
Q2) Quality control data should be recorded:
A) as OSHA requests it.
B) on the master quality control log and dated after receiving the control result.
C) when the weekend arrives.
D) when the proficiency lab requests it.
Answer: B
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Chapter 3: Urinalysis
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39 Verified Questions
39 Flashcards
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Sample Questions
Q1) Which of the statements regarding the nitrite test for bacteria is incorrect?
A) E.coli from the digestive tract can convert nitrates to nitrites.
B) The urine specimen must not be left standing at room temperature for a long period of time because this could cause a false-positive result.
C) The first morning urine is not used because the urine has been in the urinary bladder for at least 4 hours.
D) A positive nitrite test should be correlated with a positive leukocyte test.
Answer: C
Q2) Which crystals are commonly seen as colorless octahedron crystals that resemble envelopes? (Hint: They have the appearance of an X on them.)
A) Calcium oxalates
B) Uric acid crystals
C) Calcium carbonates
D) Leucine crystals
Answer: A
Q3) ___________ is defined as red cells breaking open and releasing hemoglobin. Answer: Hemolysis
Q4) Ketones in the urine is called ____________________. Answer: ketonuria
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Chapter 4: Blood Collection
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53 Verified Questions
53 Flashcards
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Sample Questions
Q1) Which of the following is not a reason for failure to obtain blood?
A) The bevel of the needle was against the wall of the vein.
B) The needle gauge was 21.
C) The needle was only partially inserted into the vein.
D) The needle pierced all the way through the vein.
Q2) Which of the following should not cause a hematoma?
A) If the needle goes through the vein
B) If the needle is only partially in the vein
C) If the needle is in the middle of the lumen of the vein
D) If not enough pressure is applied to the puncture site after the procedure is completed
Q3) The medical term for fainting is ____________________.
Q4) _________________ is a process whereby blood flows freely into a capillary tube in microcollection procedures.
Q5) Which of the following veins is most commonly used for venipuncture?
A) Basilic vein
B) Cephalic vein
C) Radial vein
D) Median cubital vein
Q6) The area that is found in front of the elbow is the ____________________.
Page 6
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Chapter 5: Hematology
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15 Verified Questions
15 Flashcards
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Sample Questions
Q1) Most CLIA-waived hematology tests use blood from a(n):
A) artery.
B) vein.
C) capillary.
D) Vacutainer.
E) syringe.
Q2) Which of the following statements regarding hematocrits is false?
A) If capillary blood from a finger is used for the microhematocrit, the capillary tube must not contain an anticoagulant.
B) Spun hematocrits should be performed in duplicate, with results falling within 2% of each other.
C) Note the appearance of the plasma for hemolysis (red) and/or lipemia (cloudy white due to high fat content).
D) One condition in which a high hematocrit value might be found is polycythemia.
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Chapter 6: Chemistry
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18 Flashcards
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Sample Questions
Q1) ________________ include sugars and starches.
Q2) An elevated glycosylated hemoglobin A c test result indicates:
A) not enough oxygen in the hemoglobin.
B) poor glucose control over the past 2 months.
C) excessive glucose intake over the last 24 hours.
D) oxygen overload.
Q3) Excessive fat in blood that gives a milky appearance in the plasma is called
Q4) Which of the following will not cause a liquid control to fall out of range?
A) Reagents stored at wrong temperature or expired
B) Failure of patient to fast before collection of the specimen
C) Poor specimen processing or faulty technique
D) Instrument dirty or faulty
Q5) _______________ is cholesterol manufactured in the liver.
Q6) Which of the following abbreviations is not related to glucose testing?
A) GTT
B) VLDL
C) OGTT
D) FBG (FBS)
E) Hgb A1c
Page 8
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Chapter 7: Immunology
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29 Verified Questions
29 Flashcards
Source URL: https://quizplus.com/quiz/19330
Sample Questions
Q1) The preferred sample for pregnancy testing is obtained as a:
A) random sample.
B) first morning sample.
C) 24-hour sample.
D) catheterized specimen.
Q2) Nonpathogenic microorganisms that normally inhabit the skin and mucous membranes are called ____________________.
Q3) ______________ are proteins secreted by infected cells to prevent the further replication and spread of an infection into neighboring cells.
Q4) About ____% of North Americans are Rh positive, and ____% are Rh negative.
A) 85; 15
B) 15; 85
C) 5; 95
D) 95; 5
Q5) _______________ are a special type of lymphocyte that attacks and destroys infected cells and cancer cells in a nonspecific way.
Q6) Test performed within a living host or organism (e.g., TB skin test) is referred to as
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Chapter 8: Microbiology
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39 Verified Questions
39 Flashcards
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Sample Questions
Q1) In the Gram stain procedure, what is the most critical differentiating step?
A) Gram iodine
B) Crystal violet
C) Safranin
D) Decolorizer
Q2) The presence of microorganisms growing on a laboratory medium is called ____________________.
Q3) When collecting microbiologic specimens, medical professionals must strive to prevent the spread of infection to others or to themselves.Which of the following precautions is incorrect?
A) Wear the appropriate personal protection devices.
B) Disinfect specimen containers before collection.
C) Put the specimens in transport bags after collection.
D) Wash your hands after specimen collection.
Q4) __________ are liquid, semisolid, or solid substances containing nutrients needed to grow microorganisms.
Q5) _______________ means an infection capable of forming pus.
Q6) Gelatinous substance obtained from seaweed that is liquid when heated and solid when cooled and used in culture media is ____________________.
Page 10
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Chapter 9: Toxicology
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27 Verified Questions
27 Flashcards
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Sample Questions
Q1) Which of the following is not a poisonous metal that needs to be tested?
A) Lead
B) Zinc
C) Iron
D) Arsenic
Q2) Which of the following drugs are typically screened using a saliva or breath specimen?
A) Cocaine
B) Alcohol
C) Marijuana
D) Amphetamines
E) Opiates
Q3) Which of the following therapeutic drug categories and their represented drugs are not typically monitored for therapeutic levels?
A) Anticonvulsants (i.e., phenobarbital)
B) Antihistamines (i.e., Benadryl)
C) Antibiotics (i.e., ampicillin)
D) Antidepressants (i.e., lithium)
Q4) The three-letter abbreviation used for benzodiazepines is ____________________.
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Q5) The three-letter abbreviation used for methadone is ____________________.
Chapter 10: Electrocardiography and Spirometry
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51 Verified Questions
51 Flashcards
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Sample Questions
Q1) Which of the following statements is true regarding the systemic circulation?
A) The blood is sent to the lungs via the left atrium.
B) The blood from the body enters the left atrium of the heart.
C) The blood from the lungs enters the right atrium.
D) The blood is sent to the body via the left ventricle into the aorta.
Q2) Which of the following should be recorded in the Holter monitor diary notebook?
A) When exercising
B) When eating
C) When having a bowel movement
D) When medications are taken
E) All of the above
Q3) A test that measures how fast a person can exhale is called a(n) ____________________.
Q4) ECG stands for ______________.
Q5) The relaxation phase in the heart when there is no electrical activity within the cardiac muscle is called ____________________.
Q6) ________________ is defined as ambulatory ECG monitoring.
Q7) A fast heart rate is referred to as ____________________.
Q8) FEV stands for ______________.
Q9) PVC stands for ______________. Page 12
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