Question 1

The most common phlebotomy site(s) in adults is (are) the

Accepted Answer

A)  radial vein. 
B)  brachial artery. 
C)  veins in the antecubital space. 
D)  veins in the popliteal area. 
A)  radial vein. 
B)  brachial artery. 
C)  veins in the antecubital space. 
D)  veins in the popliteal area. C

Question 2

During a routine venipuncture, when should the phlebotomist request that the patient "release the fist"?

Accepted Answer

A)  When the procedure is finished, after the tourniquet has been removed 
B)  When the last tube has been filled, before the tourniquet is removed 
C)  When blood enters the first tube being drawn 
D)  When the procedure is finished and the bleeding has stopped 
A)  When the procedure is finished, after the tourniquet has been removed 
B)  When the last tube has been filled, before the tourniquet is removed 
C)  When blood enters the first tube being drawn 
D)  When the procedure is finished and the bleeding has stopped C

Question 3

It is important to shake a Vacutainer tube after collecting a blood sample so that the sample and additive are properly mixed.

Accepted Answer

A) True 
 B)False  FALSE

Question 4

Before a routine venipuncture or capillary puncture, the site typically is cleaned with

Accepted Answer

A)  isopropyl alcohol. 
B)  ethyl alcohol. 
C)  povidone-iodine solution. 
D)  soap and water. 
A)  isopropyl alcohol. 
B)  ethyl alcohol. 
C)  povidone-iodine solution. 
D)  soap and water.

Question 5

The typical site for a capillary puncture in an adult is the __________ finger.

Accepted Answer

ring
The typical sit

Question 6

During a routine venipuncture, when should the phlebotomist request that the patient "make a fist"?

Accepted Answer

A)  After applying the tourniquet and before inserting the needle 
B)  After the last tube has been drawn 
C)  After the procedure is finished and the gauze has been applied so that bleeding stops 
D)  Only if a tourniquet is not used 
A)  After applying the tourniquet and before inserting the needle 
B)  After the last tube has been drawn 
C)  After the procedure is finished and the gauze has been applied so that bleeding stops 
D)  Only if a tourniquet is not used

Question 7

If a patient has had a mastectomy on the left side, you should never draw blood on that side.

Accepted Answer

A) True 
 B)False

Question 8

The clear part of whole blood that contains clotting agents is

Accepted Answer

A)  plasma. 
B)  blood cells. 
C)  serum. 
D)  hemoglobin. 
E)  B and D. 
A)  plasma. 
B)  blood cells. 
C)  serum. 
D)  hemoglobin. 
E)  B and D.

Question 9

_______________________________ is an anticoagulant that prevents platelets from clumping and preserves the appearance of blood cells for microscopic preparation.

Accepted Answer

A)  Thrombin 
B)  Sodium heparin 
C)  Ethylenediamine tetraacetic acid (EDT
A)  
D)  Sodium polyanetholsulfonate 
A)  Thrombin 
B)  Sodium heparin 
C)  Ethylenediamine tetraacetic acid (EDT
A)  
D)  Sodium polyanetholsulfonate

Question 10

The liquid portion of blood that remains after the blood has clotted in a collection tube is the __________.

Accepted Answer

serum
The liquid portion of bl

Question 11

If a hematoma forms while you are performing a blood draw, you should move the needle around until you have re-entered the vein.

Accepted Answer

A) True 
 B)False

Question 12

Which type of tube should be used to collect blood specimens during a glucose tolerance test?

Accepted Answer

A)  Lavender topped 
B)  Red topped 
C)  Gray topped 
D)  Yellow topped 
A)  Lavender topped 
B)  Red topped 
C)  Gray topped 
D)  Yellow topped

Question 13

When the needle is inserted into the vein during a routine venipuncture, the bevel of the needle should be facing up.

Accepted Answer

A) True 
 B)False

Question 14

Which of the following needle safety devices has a spring-activated shield attached to a disposable syringe needle?

Accepted Answer

A)  One-handed Vacutainer needle 
B)  Butterfly needle safety lock 
C)  Syringe needle safety device 
D)  Push button butterfly safety device 
E)  Needle blunting butterfly set 
A)  One-handed Vacutainer needle 
B)  Butterfly needle safety lock 
C)  Syringe needle safety device 
D)  Push button butterfly safety device 
E)  Needle blunting butterfly set

Question 15

What is the most common cause of hematoma formation during a blood draw?

Accepted Answer

A)  Excessive probing with the needle to locate a vein 
B)  Failure to remove the tourniquet before removing the needle 
C)  Failure to withdraw the vacuum tube before the needle is withdrawn 
D)  Elbow is bent while pressure is applied 
A)  Excessive probing with the needle to locate a vein 
B)  Failure to remove the tourniquet before removing the needle 
C)  Failure to withdraw the vacuum tube before the needle is withdrawn 
D)  Elbow is bent while pressure is applied

Question 16

A winged infusion set is also known as a

Accepted Answer

A)  Hemagard tube. 
B)  Velcro tourniquet. 
C)  butterfly needle. 
D)  luer adapter. 
A)  Hemagard tube. 
B)  Velcro tourniquet. 
C)  butterfly needle. 
D)  luer adapter.

Question 17

A tourniquet is used during the phlebotomy procedure to

Accepted Answer

A)  collapse the artery. 
B)  prevent venous flow out of the site. 
C)  cause the vein to bulge. 
D)  B and C. 
E)  All of the above 
A)  collapse the artery. 
B)  prevent venous flow out of the site. 
C)  cause the vein to bulge. 
D)  B and C. 
E)  All of the above

Question 18

The NCCLS has recommended that a red-topped "waste" tube be drawn before a light blue-topped Vacutainer tube, because thromboplastin released from cells during the venipuncture can interfere with coagulation tests.

Accepted Answer

A) True 
 B)False

Question 19

A tourniquet should never be used when a venous blood sample is to be drawn from the hand.

Accepted Answer

A) True 
 B)False

Question 20

The needle size most commonly used for adult venipuncture is _____ gauge.

Accepted Answer

A)  18 
B)  10 
C)  12 
D)  21 
A)  18 
B)  10 
C)  12 
D)  21

Exam 46: Assisting in Blood Collection

The most common phlebotomy site(s) in adults is (are) the

During a routine venipuncture, when should the phlebotomist request that the patient "release the fist"?

It is important to shake a Vacutainer tube after collecting a blood sample so that the sample and additive are properly mixed.

Before a routine venipuncture or capillary puncture, the site typically is cleaned with

The typical site for a capillary puncture in an adult is the __________ finger.

During a routine venipuncture, when should the phlebotomist request that the patient "make a fist"?

If a patient has had a mastectomy on the left side, you should never draw blood on that side.

The clear part of whole blood that contains clotting agents is

_______________________________ is an anticoagulant that prevents platelets from clumping and preserves the appearance of blood cells for microscopic preparation.

The liquid portion of blood that remains after the blood has clotted in a collection tube is the __________.

If a hematoma forms while you are performing a blood draw, you should move the needle around until you have re-entered the vein.

Which type of tube should be used to collect blood specimens during a glucose tolerance test?

When the needle is inserted into the vein during a routine venipuncture, the bevel of the needle should be facing up.

Which of the following needle safety devices has a spring-activated shield attached to a disposable syringe needle?

What is the most common cause of hematoma formation during a blood draw?

A winged infusion set is also known as a

A tourniquet is used during the phlebotomy procedure to

The NCCLS has recommended that a red-topped "waste" tube be drawn before a light blue-topped Vacutainer tube, because thromboplastin released from cells during the venipuncture can interfere with coagulation tests.

A tourniquet should never be used when a venous blood sample is to be drawn from the hand.

The needle size most commonly used for adult venipuncture is _____ gauge.

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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