Question 1

The possibility of infection is increased when:

Accepted Answer

A)  the thumb is punctured. 
B)  alcohol is used to cleanse the site. 
C)  a puncture is made through a previous site. 
D)  the palmar side of the finger is punctured. 
A)  the thumb is punctured. 
B)  alcohol is used to cleanse the site. 
C)  a puncture is made through a previous site. 
D)  the palmar side of the finger is punctured. C

Question 2

When preparing a blood smear, lowering the angle of the spreader slide will:

Accepted Answer

A)  increase thickness of the smear. 
B)  decrease thickness of the smear. 
C)  cause streaks in the edge of the smear. 
D)  produce ridges in the smear. 
A)  increase thickness of the smear. 
B)  decrease thickness of the smear. 
C)  cause streaks in the edge of the smear. 
D)  produce ridges in the smear. B

Question 3

Dermal puncture is preferred over venipuncture in infants because:

Accepted Answer

A)  superficial veins may not be large enough. 
B)  collection from deep veins is dangerous. 
C)  restraining the child can cause injury. 
D)  all of the above 
A)  superficial veins may not be large enough. 
B)  collection from deep veins is dangerous. 
C)  restraining the child can cause injury. 
D)  all of the above D

Question 4

A falsely increased template bleeding time will be caused by:

Accepted Answer

A)  inflating the blood pressure cuff. 
B)  cleansing the site with alcohol. 
C)  starting the stopwatch when the incision is made. 
D)  pressing the puncture site every 30 seconds. 
A)  inflating the blood pressure cuff. 
B)  cleansing the site with alcohol. 
C)  starting the stopwatch when the incision is made. 
D)  pressing the puncture site every 30 seconds.

Question 5

A physician questions the low bilirubin result on a jaundiced baby. This discrepancy may be due to:

Accepted Answer

A)  puncturing too deeply into the heel. 
B)  exposing the specimen to the bili light. 
C)  collecting in an amber container. 
D)  collecting too much blood. 
A)  puncturing too deeply into the heel. 
B)  exposing the specimen to the bili light. 
C)  collecting in an amber container. 
D)  collecting too much blood.

Question 6

The feathered edge of a blood smear should not be used for microscopic examination.

Accepted Answer

A) True 
 B)False

Question 7

When performing a bleeding time on an infant, the incision is made parallel to the antecubital crease.

Accepted Answer

A) True 
 B)False

Question 8

Blood smears are labeled by:

Accepted Answer

A)  numbering with a wax pencil. 
B)  hematology personnel only. 
C)  placing a label on the thick end. 
D)  placing a label on the thin end. 
A)  numbering with a wax pencil. 
B)  hematology personnel only. 
C)  placing a label on the thick end. 
D)  placing a label on the thin end.

Question 9

How many attempts should a phlebotomist make to obtain an adequate amount of blood by dermal puncture before requesting assistance from another phlebotomist?

Accepted Answer

A)  One 
B)  Two 
C)  Three 
D)  Four 
A)  One 
B)  Two 
C)  Three 
D)  Four

Question 10

The high red blood cell counts normally seen in newborns may cause:

Accepted Answer

A)  decreased bilirubin levels. 
B)  decreased glucose levels. 
C)  decreased potassium levels. 
D)  both A and B 
A)  decreased bilirubin levels. 
B)  decreased glucose levels. 
C)  decreased potassium levels. 
D)  both A and B

Question 11

Vigorous massaging of the area during dermal puncture will result in:

Accepted Answer

A)  decreased blood flow to the site. 
B)  a hematoma. 
C)  specimen contamination by tissue fluid. 
D)  increased glucose results. 
A)  decreased blood flow to the site. 
B)  a hematoma. 
C)  specimen contamination by tissue fluid. 
D)  increased glucose results.

Question 12

A Unopette could be used to collect which of the following tests?

Accepted Answer

A)  Glucose 
B)  Potassium 
C)  Hemoglobin 
D)  Sedimentation rate 
A)  Glucose 
B)  Potassium 
C)  Hemoglobin 
D)  Sedimentation rate

Question 13

Newborns who appear jaundiced:

Accepted Answer

A)  have increased red blood cells. 
B)  are always premature. 
C)  have increased bilirubin levels. 
D)  will develop liver disease. 
A)  have increased red blood cells. 
B)  are always premature. 
C)  have increased bilirubin levels. 
D)  will develop liver disease.

Question 14

The order of draw for a bilirubin, blood smear, and complete blood count (CBC) by dermal puncture is:

Accepted Answer

A)  CBC, blood smear, and bilirubin. 
B)  blood smear, CBC, and bilirubin. 
C)  bilirubin, blood smear, and CBC. 
D)  blood smear, bilirubin, and CBC. 
A)  CBC, blood smear, and bilirubin. 
B)  blood smear, CBC, and bilirubin. 
C)  bilirubin, blood smear, and CBC. 
D)  blood smear, bilirubin, and CBC.

Question 15

Reasons for the selection of the fleshy areas located near the center of the third and fourth fingers on the palmar side of the nondominant hand as the preferred sites for finger puncture include all the following except:

Accepted Answer

A)  these parts of the third and fourth finger are less vascular than other parts of the fingers. 
B)  calluses may be present on the thumb. 
C)  the index finger naturally contains increased nerve endings. 
D)  there is decreased tissue in the fifth finger. 
A)  these parts of the third and fourth finger are less vascular than other parts of the fingers. 
B)  calluses may be present on the thumb. 
C)  the index finger naturally contains increased nerve endings. 
D)  there is decreased tissue in the fifth finger.

Question 16

A phlebotomist has a requisition to collect a bilirubin and a complete blood count (CBC) from a newborn. The phlebotomist collects the bilirubin first but is unable to fill the microcollection tube for the CBC. The phlebotomist performs a second puncture and finishes filling the tube for the CBC.
-What should the phlebotomist have done differently when collecting the CBC?

Accepted Answer

Collect th

Question 17

The heel of an infant with ecchymoses will appear:

Accepted Answer

A)  jaundiced. 
B)  bruised. 
C)  edematous. 
D)  cyanotic. 
A)  jaundiced. 
B)  bruised. 
C)  edematous. 
D)  cyanotic.

Question 18

A bleeding time that continues for 15 minutes should be:

Accepted Answer

A)  discontinued. 
B)  considered normal. 
C)  repeated immediately. 
D)  extended for another 15 minutes. 
A)  discontinued. 
B)  considered normal. 
C)  repeated immediately. 
D)  extended for another 15 minutes.

Question 19

Collection of a sufficient amount of blood by dermal puncture is most difficult from:

Accepted Answer

A)  obese patients. 
B)  geriatric patients. 
C)  severely dehydrated patients. 
D)  patients performing home glucose monitoring. 
A)  obese patients. 
B)  geriatric patients. 
C)  severely dehydrated patients. 
D)  patients performing home glucose monitoring.

Question 20

The maximum safe length of lancets used for heel puncture is:

Accepted Answer

A)  1.5 mm. 
B)  2.0 mm. 
C)  2.75 mm. 
D)  3.4 mm. 
A)  1.5 mm. 
B)  2.0 mm. 
C)  2.75 mm. 
D)  3.4 mm.

The possibility of infection is increased when:

When preparing a blood smear, lowering the angle of the spreader slide will:

Dermal puncture is preferred over venipuncture in infants because:

A falsely increased template bleeding time will be caused by:

A physician questions the low bilirubin result on a jaundiced baby. This discrepancy may be due to:

The feathered edge of a blood smear should not be used for microscopic examination.

When performing a bleeding time on an infant, the incision is made parallel to the antecubital crease.

Blood smears are labeled by:

How many attempts should a phlebotomist make to obtain an adequate amount of blood by dermal puncture before requesting assistance from another phlebotomist?

The high red blood cell counts normally seen in newborns may cause:

Vigorous massaging of the area during dermal puncture will result in:

A Unopette could be used to collect which of the following tests?

Newborns who appear jaundiced:

The order of draw for a bilirubin, blood smear, and complete blood count (CBC) by dermal puncture is:

Reasons for the selection of the fleshy areas located near the center of the third and fourth fingers on the palmar side of the nondominant hand as the preferred sites for finger puncture include all the following except:

The heel of an infant with ecchymoses will appear:

A bleeding time that continues for 15 minutes should be:

Collection of a sufficient amount of blood by dermal puncture is most difficult from:

The maximum safe length of lancets used for heel puncture is:

Phlebotomy and the Health-Care Delivery System

The Clinical Laboratory

Regulatory, Ethical, and Legal Issues

Safety and Infection Control

Basic Medical Terminology

Basic Anatomy and Physiology

Circulatory System

Venipuncture Equipment

Routine Venipuncture

Venipuncture Complications and Preexamination Variables

Special Blood Collection

Quality Assessment and Management in Phlebotomy

Arterial Blood Collection

Point-Of-Care Testing

Additional Duties of the Phlebotomist

Filters

Exam 12: Dermal Puncture

The possibility of infection is increased when:

When preparing a blood smear, lowering the angle of the spreader slide will:

Dermal puncture is preferred over venipuncture in infants because:

A falsely increased template bleeding time will be caused by:

A physician questions the low bilirubin result on a jaundiced baby. This discrepancy may be due to:

The feathered edge of a blood smear should not be used for microscopic examination.

When performing a bleeding time on an infant, the incision is made parallel to the antecubital crease.

Blood smears are labeled by:

How many attempts should a phlebotomist make to obtain an adequate amount of blood by dermal puncture before requesting assistance from another phlebotomist?

The high red blood cell counts normally seen in newborns may cause:

Vigorous massaging of the area during dermal puncture will result in:

A Unopette could be used to collect which of the following tests?

Newborns who appear jaundiced:

The order of draw for a bilirubin, blood smear, and complete blood count (CBC) by dermal puncture is:

Reasons for the selection of the fleshy areas located near the center of the third and fourth fingers on the palmar side of the nondominant hand as the preferred sites for finger puncture include all the following except:

The heel of an infant with ecchymoses will appear:

A bleeding time that continues for 15 minutes should be:

Collection of a sufficient amount of blood by dermal puncture is most difficult from:

The maximum safe length of lancets used for heel puncture is:

Phlebotomy and the Health-Care Delivery System

The Clinical Laboratory

Regulatory, Ethical, and Legal Issues

Safety and Infection Control

Basic Medical Terminology

Basic Anatomy and Physiology

Circulatory System

Venipuncture Equipment

Routine Venipuncture

Venipuncture Complications and Preexamination Variables

Special Blood Collection

Quality Assessment and Management in Phlebotomy

Arterial Blood Collection

Point-Of-Care Testing

Additional Duties of the Phlebotomist

Filters