Question 1

Which of the following is an example of a unique identifier?

Accepted Answer

A) Date and time of the specimen collection 
B) Patient's name and date of birth 
C) Medical assistant's initials 
D) Source of the specimen 
A) Date and time of the specimen collection 
B) Patient's name and date of birth 
C) Medical assistant's initials 
D) Source of the specimen

Question 2

The study of antigen-antibody reactions to assess the presence of a substance or to determine the presence of disease is known as

Accepted Answer

A) hematology. 
B) immunology and blood banking. 
C) clinical chemistry. 
D) cytology. 
E) histology. 
A) hematology. 
B) immunology and blood banking. 
C) clinical chemistry. 
D) cytology. 
E) histology.

Question 3

Which of the following may cause a control to fail to produce expected results?

Accepted Answer

A) Outdated testing reagents 
B) Not performing the control procedure correctly 
C) Improper storage of testing components 
D) All of the above 
A) Outdated testing reagents 
B) Not performing the control procedure correctly 
C) Improper storage of testing components 
D) All of the above

Question 4

Which of the following is a quality control method?

Accepted Answer

A) Discarding outdated reagents 
B) Proper storage of test systems 
C) Calibration 
D) Allowing refrigerated controls to come to room temperature before use 
E) All of the above 
A) Discarding outdated reagents 
B) Proper storage of test systems 
C) Calibration 
D) Allowing refrigerated controls to come to room temperature before use 
E) All of the above

Question 5

The purpose of patient preparation for a laboratory test is to

Accepted Answer

A) reduce patient discomfort during specimen collection. 
B) provide a specimen that yields accurate test results. 
C) ensure that the test results fall within the normal range. 
D) ensure that the patient receives the proper treatment. 
A) reduce patient discomfort during specimen collection. 
B) provide a specimen that yields accurate test results. 
C) ensure that the test results fall within the normal range. 
D) ensure that the patient receives the proper treatment.

Question 6

A small sample taken from the body to represent the nature of the whole is known as a

Accepted Answer

A) laboratory test. 
B) culture. 
C) specimen. 
D) biopsy. 
A) laboratory test. 
B) culture. 
C) specimen. 
D) biopsy.

Question 7

Antibiotics taken by the patient before the collection of a throat specimen for culture may result in

Accepted Answer

A) a false-negative report. 
B) overgrowth of the specimen with extraneous microorganisms. 
C) a false-positive report. 
D) an allergic reaction. 
A) a false-negative report. 
B) overgrowth of the specimen with extraneous microorganisms. 
C) a false-positive report. 
D) an allergic reaction.

Question 8

The purpose of quality control is to

Accepted Answer

A) prevent accidents in the laboratory. 
B) protect the medical assistant from bloodborne pathogens. 
C) ensure accurate and valid test results. 
D) ensure the test results fall within the normal range. 
E) ensure all of the above. 
A) prevent accidents in the laboratory. 
B) protect the medical assistant from bloodborne pathogens. 
C) ensure accurate and valid test results. 
D) ensure the test results fall within the normal range. 
E) ensure all of the above.

Question 9

Which of the following is an example of using a laboratory test to assist in the differential diagnosis of a patient's condition?

Accepted Answer

A) Running a profile on a patient who complains of vague symptoms 
B) Performing a strep test to determine if a patient has strep throat or pharyngitis 
C) Performing an OGTT on a patient who exhibits the symptoms of diabetes 
D) Performing a CBC on a patient as part of a general physical examination 
A) Running a profile on a patient who complains of vague symptoms 
B) Performing a strep test to determine if a patient has strep throat or pharyngitis 
C) Performing an OGTT on a patient who exhibits the symptoms of diabetes 
D) Performing a CBC on a patient as part of a general physical examination

Question 10

A patient who is fasting (in preparation for a laboratory test)is allowed to consume

Accepted Answer

A) baked chicken. 
B) water. 
C) diet soda. 
D) orange juice. 
E) none of the above. 
A) baked chicken. 
B) water. 
C) diet soda. 
D) orange juice. 
E) none of the above.

Question 11

All of the following are an example of a CLIA-waived test except

Accepted Answer

A) fecal occult blood testing. 
B) urine pregnancy testing. 
C) blood glucose determination. 
D) microscopic analysis of urine sediment. 
A) fecal occult blood testing. 
B) urine pregnancy testing. 
C) blood glucose determination. 
D) microscopic analysis of urine sediment.

Question 12

If a laboratory report is returned to the medical office marked QNS,it means that

Accepted Answer

A) an insufficient amount of the specimen was submitted. 
B) the patient did not prepare properly for the test. 
C) the test results fall outside of the normal range. 
D) a contaminated specimen was submitted. 
A) an insufficient amount of the specimen was submitted. 
B) the patient did not prepare properly for the test. 
C) the test results fall outside of the normal range. 
D) a contaminated specimen was submitted.

Question 13

Which of the following is an example of using a laboratory test to regulate treatment?

Accepted Answer

A) A diabetic patient tests his or her blood to determine how much insulin to administer. 
B) A patient undergoes a blood cholesterol screening test. 
C) A CBC is performed to determine if a patient has anemia. 
D) A gonorrhea test is performed on a pregnant woman as required by state law. 
A) A diabetic patient tests his or her blood to determine how much insulin to administer. 
B) A patient undergoes a blood cholesterol screening test. 
C) A CBC is performed to determine if a patient has anemia. 
D) A gonorrhea test is performed on a pregnant woman as required by state law.

Question 14

What is the name for a control that is built into the test system?

Accepted Answer

A) External control 
B) Standard 
C) Proficiency control 
D) Internal control 
A) External control 
B) Standard 
C) Proficiency control 
D) Internal control

Question 15

Which of the following laboratory tests requires fasting?

Accepted Answer

A) OGTT 
B) Comprehensive metabolic profile 
C) Triglycerides 
D) FBG 
E) All of the above 
A) OGTT 
B) Comprehensive metabolic profile 
C) Triglycerides 
D) FBG 
E) All of the above

Question 16

What is the purpose of a laboratory report?

Accepted Answer

A) To indicate the patient diagnosis 
B) To relay the results of laboratory tests to the physician 
C) To order laboratory tests on a patient 
D) To indicate the patient prognosis 
A) To indicate the patient diagnosis 
B) To relay the results of laboratory tests to the physician 
C) To order laboratory tests on a patient 
D) To indicate the patient prognosis

Question 17

Detection of abnormal cells is known as

Accepted Answer

A) hematology. 
B) immunology and blood banking. 
C) clinical chemistry. 
D) cytology. 
E) histology. 
A) hematology. 
B) immunology and blood banking. 
C) clinical chemistry. 
D) cytology. 
E) histology.

Question 18

Which of the following is included in a product insert of a testing kit?

Accepted Answer

A) Intended use 
B) Principles of the procedure 
C) Storage and stability 
D) Interpretation and reading results 
E) All of the above 
A) Intended use 
B) Principles of the procedure 
C) Storage and stability 
D) Interpretation and reading results 
E) All of the above

Question 19

What should be done if a control does not perform as expected?

Accepted Answer

A) Do not perform patient testing until the problem is resolved. 
B) Perform patient testing as usual. 
C) Perform calibration procedures. 
D) Record results as invalid. 
A) Do not perform patient testing until the problem is resolved. 
B) Perform patient testing as usual. 
C) Perform calibration procedures. 
D) Record results as invalid.

Question 20

How are laboratory reports delivered to the medical office?

Accepted Answer

A) Faxed 
B) Mailed 
C) Hand-delivered by a laboratory courier 
D) Electronically 
E) All of the above 
A) Faxed 
B) Mailed 
C) Hand-delivered by a laboratory courier 
D) Electronically 
E) All of the above

Exam 15: Introduction to the Clinical Laboratory

Which of the following is an example of a unique identifier?

The study of antigen-antibody reactions to assess the presence of a substance or to determine the presence of disease is known as

Which of the following may cause a control to fail to produce expected results?

Which of the following is a quality control method?

The purpose of patient preparation for a laboratory test is to

A small sample taken from the body to represent the nature of the whole is known as a

Antibiotics taken by the patient before the collection of a throat specimen for culture may result in

The purpose of quality control is to

Which of the following is an example of using a laboratory test to assist in the differential diagnosis of a patient's condition?

A patient who is fasting (in preparation for a laboratory test)is allowed to consume

All of the following are an example of a CLIA-waived test except

If a laboratory report is returned to the medical office marked QNS,it means that

Which of the following is an example of using a laboratory test to regulate treatment?

What is the name for a control that is built into the test system?

Which of the following laboratory tests requires fasting?

What is the purpose of a laboratory report?

Detection of abnormal cells is known as

Which of the following is included in a product insert of a testing kit?

What should be done if a control does not perform as expected?

How are laboratory reports delivered to the medical office?

The Medical Record

Medical Asepsis and the Osha Standard

Sterilization and Disinfection

Vital Signs

The Physical Examination

Eye and Ear Assessment and Procedures

Physical Agents to Promote Tissue Healing

The Gynecologic Examination and Prenatal Care

The Pediatric Examination

Minor Office Surgery

Administration of Medication and Intravenous Therapy

Cardiopulmonary Procedures

Colon Procedures and Male Reproductive Health

Radiology and Diagnostic Imaging

Urinalysis

Phlebotomy

Hematology

Blood Chemistry and Immunology

Medical Microbiology

Emergency Medical Procedures

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