NHCO EXAM WITH 100 EXAM QUESTIONS

NHCO EXAM WITH 100 EXAM QUESTIONS &

CORRECT ANSWERS GRADED A LATEST EXAM

Which of the following is the best indication that a patient might be at risk of syncope?

• Involuntary movement
• Lightheadedness and shallow breath
• Small red spots appearing on skin
• Paleness and sweating - ANSWER-d. Paleness and sweating

Why is it important for a phlebotomist to invert anticoagulant tubes?

• To prevent a pH imbalance
• To prevent hemolysis
• To ensure proper mixing of blood and additive
• To prevent hemoconcentration - ANSWER-c. To ensure proper mixing of blood

and additive

Which of the following protects a patient's information?

• OSHA
• HIPPA
• The Joint Commission
• AAHSA - ANSWER-b. HIPPA 1 / 4

Which of the following needle sizes is NOT used for laboratory assays but for collection of donor units of blood?

• 18-gauge
• 23-gague
• 21-gague
• 22-gague - ANSWER-a. 18-gauge

How many minutes within collection of a urine sample should the phlebotomist take the temperature of the specimen?

• Within 10 minutes
• Within 45 minutes
• Within 30 seconds
• Within 4 minutes - ANSWER-d. Within 4 minutes

Quality control checklists ensure machines are inspected for compliance at time intervals specific to the equipment and ________.

• Clinical application
• Chemical measurement
• Expiration date
• Stock rotation - ANSWER-a. Clinical application

Which of the following actions will most likely prevent a needle stick injury? 2 / 4

• Having a nurse or other healthcare team member dispose of used needles for the

phlebotomist

• Replacing sharps containers when they have reached their fill line
• Recapping every needle prior to discarding it in the sharps container
• Wearing rubber gloves during venipuncture - ANSWER-b. Replacing sharps

containers when they have reached their fill line

Which of the following pieces of information need to be on a laboratory requisition form before a phlebotomist should proceed with obtaining a blood specimen?

• The patient's status as an organ donor
• A specimen identification code
• A laboratory's CLIA number
• The patient's emergency contact - ANSWER-b. A specimen identification code

A patient is listening to a phlebotomist explain the venipuncture process before initiating the blood draw. The patient communicates their understanding but seems hesitant and confused. How should the phlebotomist handle the situation?

• The phlebotomist should surmise that the patient has heard enough information

and get ready to draw the patient's blood.

• The phlebotomist should leave the room and ask for another doctor or nurse to

explain the procedure.

• The phlebotomist should repeat the same explanation in a slower voice.
• The phlebotomist should find another way to phrase the explanation and invite

the patient to ask any clarifying questions. - ANSWER-d. The phlebotomist should find another way to phrase the explanation and invite the patient to ask any clarifying questions. 3 / 4

The additive in a Pink Top Tube used in blood banking is which of the following?

• Sodium polyanethole sulfonate (SPS)
• Sodium heparin
• Potassium ethylenediaminetetraacetic acid (EDTA)
• Acid citrate dextrose (ACD) - ANSWER-c. Potassium

ethylenediaminetetraacetic acid (EDTA)

If a patient verbally or physically refuses a venipuncture procedure, the phlebotomist should do which of the following?

• The phlebotomist should inform the patient that they will still be reasonable to

pay for the procedure.

• The phlebotomist should re-explain the procedure in case the patient did not

understand.

• The phlebotomist should inform the patient that they will need to reschedule

their appointment.

• The phlebotomist should immediately report the refusal and actions taken to

their supervisor. - ANSWER-d. The phlebotomist should immediately report the refusal and actions taken to their supervisor.

What is the recommended allowance for a total volume of blood drawn from a patient within a 24-hr period?

• 0.05% - 1%
• 1% - 5%
• 5% - 7%
• / 4