PHLEBOTOMY LATEST 2026 COMPREHENSIVE QUESTIONS
AND SOLUTIONS GUARANTEE A+
✔✔The medical assistant is collecting four tubes of blood on a patient who begins
wheezing. She asks the patient if he is okay, he states that he has asthma. The medical
assistant is in the process of switching to the fourth tube when the patient faints in the
phlebotomy chair. Which of the following steps should the medical assistant take? -
✔✔Stop the collection, apply pressure to site, call for help, and assist the patient.
✔✔When a complete metabolic profile (CMP) and complete blood count (CBC) are
ordered at the same time, why should the CMP be drawn first? - ✔✔Tubes without
additives should be drawn before tubes with additives.
✔✔Which of the following specimens is most susceptible to cross contamination and
should always be drawn first? - ✔✔blood culture
✔✔Which of the following evacuated tubes should the medical assistant draw first? -
✔✔light blue top
✔✔Identify the CLSI recommended micro-collection order of draw for a BMP, CBC &
Bilirubin. - ✔✔EDTA, Heparin, Serum Separator
✔✔A phlebotomist is asked to collect a CBC, PT and Chem 7 on a patient that requires
a hand stick with a butterfly needle into evacuated tubes. The correct order of draw for
this collection would be - ✔✔Two Light Blue Top Tubes, Green Top Tube, Lavender
Top Tube
✔✔The physician orders a prothrombin time. Which of the following tubes should be
used to collect the specimen? - ✔✔light blue
✔✔Which of the following types of additives is present in an EDTA tube? -
✔✔anticoagulant
✔✔PT/INR - ✔✔Protime/international normalization ratio
✔✔A phlebotomist is staffing the outpatient clinic at a remote site. There is a centrifuge
at the site, but it is not functional. The courier will be arriving to pick-up all samples
collected at 1300, and will deliver to the testing laboratory at 1500. A patient arrives at
1200 with orders for Complete Blood Count, Prothrombin Time, and Basic Metabolic
Panel. Which tubes should the phlebotomist use for blood collection? - ✔✔lavender,
blue, green, gray
✔✔Which of the following is the additive in the light blue top tube? - ✔✔sodium citrate
, ✔✔Which of the following tests is drawn in an EDTA tube for the hematology
department of the laboratory? - ✔✔HGB (hemoglobin)
✔✔PTT - ✔✔partial thromboplastin time
✔✔BMP - ✔✔basic metabolic panel
✔✔The phlebotomist is drawing plain red, lavender, and blue top tubes. Upon
completion of the blood draw, the phlebomist noticed that an order that requires a SST
has been missed. What would be the next action? - ✔✔Share the plain red top
specimen for the SST test.
✔✔When collecting specimens for alanine aminotransferase (ALT) or aspartate
aminotransferase (AST), avoid gray-topped sodium fluoride tubes because the
anticoagulant - ✔✔destroys many enzymes
✔✔A test tube with which of the following colored stoppers has a glycolytic inhibitor? -
✔✔gray
✔✔Which of the following tests monitor anticoagulation therapy? - ✔✔PT and PTT
✔✔The medical assistant completes a venipuncture in the antecubital area without
complications. Pressure is placed on the site following the collection. The patient is still
bleeding after five minutes of continuous pressure by the medical assistant and there is
bruising at the site. The medical assistant asks the patient if she is on anticoagulants.
The patient indicates that she is, and states that this is normal for her. How should the
medical assistant proceed? - ✔✔Hold direct pressure until bleeding stops, apply a
bandage, and notify nurse.
✔✔An entry level medical assistant goes to collect blood from a 70-year-old woman
with diabetes who had a mastectomy of the left breast. The medical assistant notices a
PICC line in the patient's right arm. For this specimen collection, the medical assistant
should - ✔✔ask a nurse to collect the specimen
✔✔Since special precautions are needed for patients with Vascular Access Devices,
which of the following devices are contraindicated for any type of blood draws? -
✔✔fistula
✔✔The medical assistant is asked to draw blood from a patient with an I.V. whose
opposite, left arm is inaccessible. Drawing blood from which of the following sites would
be appropriate without a physician's approval? - ✔✔distal
AND SOLUTIONS GUARANTEE A+
✔✔The medical assistant is collecting four tubes of blood on a patient who begins
wheezing. She asks the patient if he is okay, he states that he has asthma. The medical
assistant is in the process of switching to the fourth tube when the patient faints in the
phlebotomy chair. Which of the following steps should the medical assistant take? -
✔✔Stop the collection, apply pressure to site, call for help, and assist the patient.
✔✔When a complete metabolic profile (CMP) and complete blood count (CBC) are
ordered at the same time, why should the CMP be drawn first? - ✔✔Tubes without
additives should be drawn before tubes with additives.
✔✔Which of the following specimens is most susceptible to cross contamination and
should always be drawn first? - ✔✔blood culture
✔✔Which of the following evacuated tubes should the medical assistant draw first? -
✔✔light blue top
✔✔Identify the CLSI recommended micro-collection order of draw for a BMP, CBC &
Bilirubin. - ✔✔EDTA, Heparin, Serum Separator
✔✔A phlebotomist is asked to collect a CBC, PT and Chem 7 on a patient that requires
a hand stick with a butterfly needle into evacuated tubes. The correct order of draw for
this collection would be - ✔✔Two Light Blue Top Tubes, Green Top Tube, Lavender
Top Tube
✔✔The physician orders a prothrombin time. Which of the following tubes should be
used to collect the specimen? - ✔✔light blue
✔✔Which of the following types of additives is present in an EDTA tube? -
✔✔anticoagulant
✔✔PT/INR - ✔✔Protime/international normalization ratio
✔✔A phlebotomist is staffing the outpatient clinic at a remote site. There is a centrifuge
at the site, but it is not functional. The courier will be arriving to pick-up all samples
collected at 1300, and will deliver to the testing laboratory at 1500. A patient arrives at
1200 with orders for Complete Blood Count, Prothrombin Time, and Basic Metabolic
Panel. Which tubes should the phlebotomist use for blood collection? - ✔✔lavender,
blue, green, gray
✔✔Which of the following is the additive in the light blue top tube? - ✔✔sodium citrate
, ✔✔Which of the following tests is drawn in an EDTA tube for the hematology
department of the laboratory? - ✔✔HGB (hemoglobin)
✔✔PTT - ✔✔partial thromboplastin time
✔✔BMP - ✔✔basic metabolic panel
✔✔The phlebotomist is drawing plain red, lavender, and blue top tubes. Upon
completion of the blood draw, the phlebomist noticed that an order that requires a SST
has been missed. What would be the next action? - ✔✔Share the plain red top
specimen for the SST test.
✔✔When collecting specimens for alanine aminotransferase (ALT) or aspartate
aminotransferase (AST), avoid gray-topped sodium fluoride tubes because the
anticoagulant - ✔✔destroys many enzymes
✔✔A test tube with which of the following colored stoppers has a glycolytic inhibitor? -
✔✔gray
✔✔Which of the following tests monitor anticoagulation therapy? - ✔✔PT and PTT
✔✔The medical assistant completes a venipuncture in the antecubital area without
complications. Pressure is placed on the site following the collection. The patient is still
bleeding after five minutes of continuous pressure by the medical assistant and there is
bruising at the site. The medical assistant asks the patient if she is on anticoagulants.
The patient indicates that she is, and states that this is normal for her. How should the
medical assistant proceed? - ✔✔Hold direct pressure until bleeding stops, apply a
bandage, and notify nurse.
✔✔An entry level medical assistant goes to collect blood from a 70-year-old woman
with diabetes who had a mastectomy of the left breast. The medical assistant notices a
PICC line in the patient's right arm. For this specimen collection, the medical assistant
should - ✔✔ask a nurse to collect the specimen
✔✔Since special precautions are needed for patients with Vascular Access Devices,
which of the following devices are contraindicated for any type of blood draws? -
✔✔fistula
✔✔The medical assistant is asked to draw blood from a patient with an I.V. whose
opposite, left arm is inaccessible. Drawing blood from which of the following sites would
be appropriate without a physician's approval? - ✔✔distal
