Phlebotomy Test Questions with Complete Answers
When collecting specimens for alanine aminotransferase (ALT) or aspartate aminotransferase (AST), avoid gray-topped sodium fluoride tubes because the anticoagulant - Answer-destroys many enzymes
A test tube with which of the following colored stop...
Phlebotomy Test Questions with
Complete Answers
When collecting specimens for alanine aminotransferase (ALT) or aspartate
aminotransferase (AST), avoid gray-topped sodium fluoride tubes because the
anticoagulant - Answer-destroys many enzymes
A test tube with which of the following colored stoppers has a glycolytic inhibitor? -
Answer-gray
Which of the following tests monitor anticoagulation therapy? - Answer-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? - Answer-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
- Answer-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? - Answer-
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? - Answer-distal
Which of the following statements best describes the reason antecubital veins are most
desirable to use when performing venipuncture? - Answer-The tissue surrounding these
veins is less sensitive, making the procedure less painful.
When performing a venipuncture on an infant, the amount of blood taken from the infant
should be monitored to avoid - Answer-anemia
, A phlebotomist has received a requisition to collect a blood culture. Using a butterfly,
three milliliters of blood is collected. Into which of the following bottles is the proper
dispensation of the specimen? - Answer-place all three mLs in the aerobic bottle
Which of the following characteristics applies to veins - Answer-have valves to prevent
blackflow of blood
A phlebotomist has received a requisition to collect a blood specimen on patient in
isolation. When entering the patient's room, which should the phlebotomist do first? -
Answer-put on the gown
After selecting the appropriate location to collect a blood sample, how many inches
above that location should the phlebotomist fasten the tourniquet? - Answer-3-4 inches
A patient with an order for a blood draw presents with burns covering both arms. Which
of the following is the medical assistant's best option for collecting the largest amount of
blood for this patient? - Answer-microtainer tube
Capillary blood specimens are typically collected on patients that - Answer-are
extremely obese
Capillary blood specimen collections are contraindicated in patients with - Answer-
peripheral edema
After a phlebotomist has successfully followed all the steps for blood collection, the
patient informs the phlebotomist that he tends to bleed longer than the average person.
What would be the next course of action for the phlebotomist? - Answer-confirm
hemostasis and apply paper tape
Using the guidelines for any method of venipuncture, which of the following actions
should the medical assistant perform directly after confirming patient identity? - Answer-
Review the requirements for collecting and handling the blood specimen as ordered by
the physician
Which of the following should be avoided as a form of patient identification? - Answer-
insurance number
The phlebotomist is drawing blood from a patient that is taking blood thinners. Which of
the following is a necessary piece of additional equipment to have at the drawing
station? - Answer-non-adhering bandage
medical assistant has active symptoms of the common cold. Under which of the
following conditions may he perform venipuncture? - Answer-The medical assistant may
perform venipuncture provided he is wearing a mask and afebrile.
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