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NHA PHLEBOTOMY EXAM 2025 UPDATED
ACTUAL EXAM WITH CORRECT SOLUTIONS.
What is the most preferred site for venipuncture? - correct answer- Median Cubital
Prior to preforming the capillary (dermal) puncture the PT should select the - correct answer- Lancet size
When collecting blood cultures from an adult patient it is recommended to collect - correct answer- 8-10 mL per bottle
Feather edge reflects the correct results for a - correct answer- Peripheral Blood Smear
What tests require fasting - correct answer- Glucose, triglycerides, cholesterol, vitamin & mineral problems and pregnancy
When entering a patients room you should - correct answer- introduce yourself and explain procedure
What two factors that determine weather a child should have capillary collection by heel or stick? - correct answer- Age & developmental factors
What is used to collect cerebrospinal fluid, which is a non blood specimen? - correct answer- Lumbar tap
What type of alcohol compound is appropriate for a routine skin puncture? - correct answer- 70% isopropyl alcohol
When running an IV what is the preferred site for drawing blood specimen? - correct answer- Going Distal
If during a venipunture the patient moves needle and needle comes out PT should - correct answer- Release tourniquet
If patient notifies PT of fainting during blood collection you should - correct answer- Position in supine
document the process of cleansing the site with chlohexadine prep
What is needed for proper out patient ID - correct answer- Name and DOB
If a patient is a contact isolation - correct answer- Precaution gown and gloves must be worn
If a female refuses to get blood drawn from a male for religious purposes - correct answer- A female PT should collect the specimen
A PT should explain the procedure prior to the venipuncture in order to - correct answer- Obtain patient consent
According to CISI the standard depth of dermal puncture for infants is - correct answer- 2mm
What are one of the complications associated with dermal puncture? - correct answer- Osteomyelitis
What is the most common reason for glucose monitoring through point of care testing - correct answer- To monitor glucose levels
If a patient had a mastectomy when preforming a venipuncture you should - correct answer- Draw from opposite arm
When is it appropriate to place specimen in ice when transporting - correct answer- For ABG analysis
The timing for a GTT begins when - correct answer- Patient finishes drinking glucose solution
The proper order of draw of capillary specimen is - correct answer- Lavender, green, gray, SST
An alcohol level test is ordered - correct answer- The sodium fluoride tube should be used
What is the most important to verify prior to obtaining specimen
- correct answer- Patient identity
When performing a capillary collection serum tubes sample should be drawn when? - correct answer- Last
What is a complication that could happen is the needle is too small? - correct answer- Hemolysis
Which veins should be used by a PT at first choice by a venipuncture on a 3 yr old? - correct answer- Dorsal veins of the hand
What does warming the site do? - correct answer- Increases blood flow
When collecting a bilirubin specimen from a newborn it must? - correct answer- Be protected from the light
If PT is inserting needle and patient complains of sharp radiating pain down his arm you should? - correct answer-
Release tourniquet, remove needle and apply pressure and cover
What is needed for homeostasis to take place? - correct answer- Thrombocytes
When collecting a capillary specimen after the site is punctured you should? - correct answer- Wipe the first draw
When is the winged infusion needle used? - correct answer- With patients who have fragile veins
If the PT observes a hematoma forming at the site of draw the PT should? - correct answer- Release tourniquet and stop draw
When a PT enters room without introducing or asking permission to enter its considered - correct answer- Invasion of privacy
The duties of a PT are to - correct answer- Instruct and greet patients
During venipuncture the needle in the vein and bloodflow is established when the second tube is attached blood flow stops the PT should - correct answer- Rotate the bevel of needle
While the PT is drawing and patient reports feeling lightheaded and faints PT should - correct answer- Remove tourniquet
All test results of hospital patients are available to physicians and nursing staff in house via - correct answer- Internet
While preforming donor phlebotomy for blood bank PT should use what size needle? - correct answer- 18-16 gauge
Vein located laterally on arm is called - correct answer- Cephalic
Hemoconcentration of a venous blood sample is most often caused when - correct answer- The tourniquet is in place for more than 2 mins
When performing a draw on a diabetic patient with small fragile veins and PT misses twice the PT should - correct answer- Ask another PT to obtain
Utilizing tubes that have expired may result in - correct answer- Loss of vacuum
What causes hemolysis - correct answer- Vigorously inverting tubes
Dermal puncture performed on an infant are routinely collected from - correct answer- Lateral plantar surface
After introducing yourself you should - correct answer- Correctly identify patient
What is negligence - correct answer- Failure to demonstrate proper care that results in an injury to another person
Heel sticks are done for which neonatal screening - correct answer- PKU
Spticemia - correct answer- Infection in the blood
Trauma - correct answer- Bruses
When is povidone iodine solution used? - correct answer- For collections that require more stringent infection control ex blood cultures and arterial punctures
When is chlorhexidine gluconate used? - correct answer- For those allergic to iodine and tests for alcohol
What should you do when antibodies are produced in response to an infection? - correct answer- The specimen must be kept warm until the serum is separated from the cells
What specimens must be chilled immediately after collection? - correct answer- ABG blood gases, ammonia, latic acid, pyruvate, ACTH, gastrin and parathyroid hormone
Which specimens must be protected from light after collection?
- correct answer- Bilirubin, beta carotene, vitamin A & B6 and prophyrins
Where should dermal puncture be preformed for adult? - correct answer- Distal segment of third or fourth finger of non dominant hand
Where should dermal puncture be preformed for infant less than 1 year? - correct answer- The heel cant go deeper than 2 mm
What is order of draw for capillary punctures? - correct answer- Lavender, tubes with additives, tubes with no additives
Pre analytical errors - correct answer- Patient misidentification, inadequate fast, patient posture, poor coordination with other treatment
Post analytical erros - correct answer- Processing delays, failure to separate serum from cells, rimming clots
Where should a PT document test preformed with regent products as part of protocol - correct answer- On a quality control log
To ensure safety of PT and psychiatric patients and others a PT should - correct answer- Bring all necessary equipment to patients room
What does SST in a collection tube indicate - correct answer- To indicate if plasma is used and distinguish weather a collection tube contains serum or plasma
Because of time between collection and plasma separation the PT should - correct answer- Centrifuge specimen
If a PT is ordered to draw blood from a 6lb newborn from the NICU and the order states blood draw for HCT, HGB and potassium every 24 hours what is a complication for patient? - correct answer- Hemolytic anemia
What is the percent of body weight is the volume of blood that can be drawn at one time or short period of time before patient faces the risk of latrogenic anemia? - correct answer- 10-20%
What must be followed exactly whenever a PT draws patient test samples that may be used in a legal proceeding? - correct answer- Chain of custody
For inpatient in addition to patients complete name and DOB, medical record # what else must be included in the physicians requisition form - correct answer- Test to be preformed
A positive HIV test results are an example of - correct answer- Point of care testing
When labeling a non blood specimen where must the label be put - correct answer- On the container
Quality assurance standards include - correct answer- Procedure manuals, instrument maintenance, quality control and proficiency testing
A STAT electrolyte panels was reported to have critically high sodium levels - correct answer- Use gold tube explains pre analytic error
A phlebotomy technician has a mild sensitivity to latex. According to the National Institute for Occupational Safety and Health (NIOSH), which of the following actions should the technician take? - correct answer- Wear nitrile gloves instead of latex gloves
A phlebotomy technician is teaching a patient about collecting a sputum specimen at home. Which of the following instructions should the technician include? - correct answer- Spit thick secretions into the container after coughing deeply
A phlebotomy technician is collecting a patient's blood specimen in a lavender-topped tube. How many times should the technician gently invert the tube before setting it in a specimen collection tray? - correct answer- 8-10 times
A phlebotomy technician is preparing several specimens for transport to the facility's laboratory. Which of the following specimens should the technician protect from bright light by placing it in an amber/brown biohazard bag for transport? - correct answer- Vitamin B
A phlebotomy technician is preparing to collect a blood specimen from a patient who signed a general informed consent form upon admission to the facility. Which of the following actions by the patient indicates implied consent for the venipuncture? - correct answer- Rolling up his shirtsleeve
A phlebotomy technician is preparing to remove personal protective equipment following a venipuncture for a patient in an isolation room. Which of the following pieces of equipment should the technician remove first? - correct answer- Gloves
A phlebotomy technician is required to obtain which of the following from a potential blood donor? - correct answer- Complete medical history
To prevent hospital-acquired infections, a phlebotomy technician should clean items that have been contaminated by blood with a 1:10 dilution of which of the following substances and water? - correct answer- Sodium hypochlorite
According to the Clinical and Laboratory Standards Institute's order of draw guidelines, which of the following samples should a phlebotomy technician collect first? - correct answer- Blood cultures
