Question 1

With phlebotomy on teenage patients, it is important to make sure a parent is present during the blood draw to give permission for the procedure.

Accepted Answer

A) True 
 B)False

Question 2

When a blood culture is ordered, which of the following is used at the venipuncture site to eliminate contaminating bacteria?

Accepted Answer

A)  70% isopropyl alcohol 
B)  Benzalkonium chloride 
C)  Povidone-iodine 
D)  Sterile soap pads 
E)  All of the above 
A)  70% isopropyl alcohol 
B)  Benzalkonium chloride 
C)  Povidone-iodine 
D)  Sterile soap pads 
E)  All of the above

Question 3

The smaller the gauge of the venipuncture needle, the less likely it is that hemolysis of blood cells will occur.

Accepted Answer

A) True 
 B)False

Question 4

Leaving a tourniquet on longer than 1 minute greatly increases the chance of _________________.

Accepted Answer

hemoconcentration
Leaving a to

Question 5

You are performing a capillary puncture on a patient and are having difficulty collecting an adequate sample. Which of the following is an accepted method to encourage blood flow from the site?

Accepted Answer

A)  Squeeze the finger. 
B)  Wrap the finger in a cool towel. 
C)  Make a second puncture mark close to the first. 
D)  Gently rub the finger along the sides. 
A)  Squeeze the finger. 
B)  Wrap the finger in a cool towel. 
C)  Make a second puncture mark close to the first. 
D)  Gently rub the finger along the sides.

Question 6

The needle size most commonly used in infants and the elderly is _____ gauge.

Accepted Answer

A)  16 
B)  23 
C)  35 
D)  21 
A)  16 
B)  23 
C)  35 
D)  21

Question 7

According to the American Society of Clinical Pathologists, nearly 80% of physicians' decisions are based on laboratory test results.

Accepted Answer

A) True 
 B)False

Question 8

Using a collection needle with a wider lumen reduces the chance that __________ will occur.

Accepted Answer

hemolysis
Using a collection n

Question 9

The device used for dermal puncture is a(n)

Accepted Answer

A)  Unopette. 
B)  lancet. 
C)  butterfly. 
D)  Vacutainer. 
A)  Unopette. 
B)  lancet. 
C)  butterfly. 
D)  Vacutainer.

Question 10

__________ is the liquid portion of the blood that contains clotting agents.

Accepted Answer

Plasma
Plasma is the

Question 11

Under OSHA guidelines, needle holders for Vacutainers can be reused for multiple patients, because they are not contaminated during the blood draw.

Accepted Answer

A) True 
 B)False

Question 12

If you are drawing blood on an elderly patient with a history of collapsed veins, you should try to collect the blood sample with a syringe.

Accepted Answer

A) True 
 B)False

Question 13

If the patient complains of tingling or numbness during a phlebotomy procedure, the medical assistant should continue the procedure to get it completed as soon as possible.

Accepted Answer

A) True 
 B)False

Question 14

A tourniquet can remain in place for 2 minutes. After its removal, you must wait 5 minutes before reapplying it.

Accepted Answer

A)  Both statements are true. 
B)  Both statements are false. 
C)  The first statement is true; the second is false. 
D)  The first statement is false; the second is true. 
A)  Both statements are true. 
B)  Both statements are false. 
C)  The first statement is true; the second is false. 
D)  The first statement is false; the second is true.

Question 15

A needle stick is more likely to occur if

Accepted Answer

A)  an attempt is made to recap a needle. 
B)  a needle of inappropriate gauge is used. 
C)  a Vacutainer set is used to obtain a specimen. 
D)  needles are immediately retracted into a safety device after use. 
E)  All of the above 
A)  an attempt is made to recap a needle. 
B)  a needle of inappropriate gauge is used. 
C)  a Vacutainer set is used to obtain a specimen. 
D)  needles are immediately retracted into a safety device after use. 
E)  All of the above

Question 16

With regard to venipuncture needles, the smaller the gauge number, the larger the lumen of the needle.

Accepted Answer

A) True 
 B)False

Question 17

Leaving a tourniquet tied on a patient's arm for longer than the recommended time results in

Accepted Answer

A)  syncope. 
B)  hemoconcentration. 
C)  hematoma formation. 
D)  bifurcation. 
A)  syncope. 
B)  hemoconcentration. 
C)  hematoma formation. 
D)  bifurcation.

Question 18

The Vacutainer tube with a marbled red-gray top contains silica particles to enhance clotting and a thixotropic gel to assist in the separation of serum and blood cells.

Accepted Answer

A) True 
 B)False

Question 19

The physician has ordered a number of laboratory tests for a patient, and you must make sure you are obtaining the blood samples in the correct order. Summarize the proper order of draw for a multitube procedure.

Accepted Answer

Yellow-topped: These are blood culture t

Question 20

A(n) ___________ is applied to the skin 30 to 60 seconds before the blood draw to prevent infection at the puncture site.

Accepted Answer

antiseptic
An antiseptic is ap

Exam 46: Assisting in Blood Collection

With phlebotomy on teenage patients, it is important to make sure a parent is present during the blood draw to give permission for the procedure.

When a blood culture is ordered, which of the following is used at the venipuncture site to eliminate contaminating bacteria?

The smaller the gauge of the venipuncture needle, the less likely it is that hemolysis of blood cells will occur.

Leaving a tourniquet on longer than 1 minute greatly increases the chance of _________________.

You are performing a capillary puncture on a patient and are having difficulty collecting an adequate sample. Which of the following is an accepted method to encourage blood flow from the site?

The needle size most commonly used in infants and the elderly is _____ gauge.

According to the American Society of Clinical Pathologists, nearly 80% of physicians' decisions are based on laboratory test results.

Using a collection needle with a wider lumen reduces the chance that __________ will occur.

The device used for dermal puncture is a(n)

__________ is the liquid portion of the blood that contains clotting agents.

Under OSHA guidelines, needle holders for Vacutainers can be reused for multiple patients, because they are not contaminated during the blood draw.

If you are drawing blood on an elderly patient with a history of collapsed veins, you should try to collect the blood sample with a syringe.

If the patient complains of tingling or numbness during a phlebotomy procedure, the medical assistant should continue the procedure to get it completed as soon as possible.

A tourniquet can remain in place for 2 minutes. After its removal, you must wait 5 minutes before reapplying it.

A needle stick is more likely to occur if

With regard to venipuncture needles, the smaller the gauge number, the larger the lumen of the needle.

Leaving a tourniquet tied on a patient's arm for longer than the recommended time results in

The Vacutainer tube with a marbled red-gray top contains silica particles to enhance clotting and a thixotropic gel to assist in the separation of serum and blood cells.

The physician has ordered a number of laboratory tests for a patient, and you must make sure you are obtaining the blood samples in the correct order. Summarize the proper order of draw for a multitube procedure.

A(n) ___________ is applied to the skin 30 to 60 seconds before the blood draw to prevent infection at the puncture site.

Competency-Based Education and the Medical Assistant Student

The Medical Assistant and the Healthcare Team

Professional Behavior in the Workplace

Therapeutic Communications

Medicine and Law

Medicine and Ethics

Technology and Written Communication in the Medical Office

Telephone Techniques

Scheduling Appointments and Patient Processing

Daily Operations in the Ambulatory Care Setting

The Health Record

Basics of Diagnostic Coding

Basics of Procedural Coding

Basics of Health Insurance

Medical Billing and Reimbursement

Patient Accounts, Collections, and Practice Management

Banking Services and Procedures

Supervision and Human Resources Management

Medical Practice Marketing and Customer Service

Infection Control

Patient Assessment

Patient Education

Nutrition and Health Promotion

Vital Signs

Assisting with the Primary Physical Examination

Principles of Pharmacology

Pharmacology Math

Administering Medications

Safety and Emergency Practices

Assisting in Ophthalmology and Otolaryngology

Assisting in Dermatology

Assisting in Gastroenterology

Assisting in Urology and Male Reproduction

Assisting in Obstetrics and Gynecology

Assisting in Pediatrics

Assisting in Orthopedic Medicine

Assisting in Neurology and Mental Health

Assisting in Endocrinology

Assisting in Pulmonary Medicine

Assisting in Cardiology

Assisting in Geriatrics

Principles of Electrocardiography

Assisting with Diagnostic Imaging

Assisting in the Clinical Laboratory

Assisting in the Analysis of Urine

Assisting in the Analysis of Blood

Assisting in Microbiology and Immunology

Surgical Supplies and Instruments

Surgical Asepsis and Assisting with Surgical Procedures

Career Development and Life Skills

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