Phlebotomy 1 Flashcards
As today’s health care system is evolving, some phlebotomists may be trained to perform additional duties, such as which of the following?
a. Specimen transport
b. Dermal puncture
c. Taking vital signs
d. Selecting specimen containers
c. Taking vital signs
Communicating effectively involves which of the following?
a. Tone of voice
b. Listening skills
c. Gestures
d. All of the above
d. All of the above
Consent is implied for an adult patient for blood extraction under which of the following conditions?
a. They sign the consent form
b. They extend their left arm
c. They nod in agreement
d. There is a witness present
b. They extend their left arm
Being sensitive to cultural diversity is a desirable professional trait in the health care staff. A phlebotomist can respond appropriately by doing which of the following?
a. Stereotyping patients
b. Noticing the patients’ reactions and accommodating them
c. Examining the patients arm very quickly
d. Invading the patient’s personal space
b. Noticing the patients’ reactions and accommodating them
Which of the following is federal law that stipulates the confidentiality of patient information?
a. CLIA
b. CLSI
c. TJC
d. HIPPA
d. HIPPA
Agents of infections are described as linked together to form a chain. A susceptible host may, in turn, becomes which of the following?
a. Portal of exit
b. Mode of transmission
c. Reservoir
d. Infectious agent
c. Reservoir
You are assigned to collect dermal punctures for newborn spot tests. Before you enter the neonatal ICU, which of the following is your priority?
a. Greeting the nurses
b. Washing your hands
c. Donning a gown and gloves
d. Putting on a mask
b. Washing your hands
Which of the following is the proper sequence for removing PPE?
a. The most contaminated items are removed first
b. The least contaminated items are removed first
c. The first PPE work is removed first
d. The last PPE worn is removed first
a. The most contaminated items are removed first
Before meeting any patient, which of the following is the routine policy OSHA encourages for controlling the spread of infection?
a. Emergency precautions
b. Standard precautions
c. Universal precautions
d. Blood born pathogen
b. Standard precautions
Which of the following types of waste refers to objects that may cut or puncture?
a. Pathological/anatomical
b. Recyclable
c. Chemical
d. Sharp
d. Sharp
To correctly don PPEs, all except which of the following equipment must be available?
a. Waste bin
b. Mask
c. Face shield
d. Size appropriate gloves
a. Waste bin
Which of the following is specialized tissue that provides a scaffold for the organs?
a. Epithelial
b. Connective
c. Muscular
d. Nervous
b. Connective
The elbow lies proximal to the hand. This means that the elbow is which of the following?
a. Nearer to the center of the body than the hand
b. Farther to the center of the body than the hand
c. Toward the midline of the hand
d. On the side of the hand
a. Nearer to the center of the body than the hand
Which of the following planes cuts the body into an anterior and posterior section?
a. Frontal
b. Sagittal
c. Midsagittal
d. Transverse
a. Frontal
The ventral cavities contain all except which of the following organs and sub cavities?
a. Thoracic
b. Abdominal
c. Cranial
d. Pelvic
c. Cranial
Which of the following is a large artery branching near the aorta and is often used as a site for identifying pulse in the event of an emergency?
a. Radial
b. Carotid
c. Superior vena cava
d. Pulmonary
b. Carotid
Which of the following occurs when the body uses up a lot of clotting factors as a result of coagulation happening everywhere In the body due several infected injuries?
a. Disseminated intravascular coagulation
b. Hemophilia
c. Deep vein thrombosis
d. Clot lysis
a. Disseminated intravascular coagulation
Where is the pulse commonly felt?
a. The neck, elbow crease, and wrists
b. The chest, neck, and thigh
c. The forearm, hands, and knee
d. The neck, below the thumb, and the sides of the forehead
a. The neck, elbow crease, and wrists
Which of the following are considered the most common leucocyte found in the body?
a. Lymphocytes
b. Neutrophils
c. Monocytes
d. Basophils
b. Neutrophils
Which of the following is a term attributed to the pain and swelling of a vein that develops as a result of carelessness when doing phlebotomy work?
a. Phlebitis
b. Thrombosis
c. Aneurysm
d. Arteriosclerosis
a. Phlebitis
Which of the following tests is used to evaluate the function of the extrinsic coagulation pathway?
a. Activated partial Thromboplastin time
b. Prothrombin time
c. Thrombin time
d. D-dimer
b. Prothrombin time
Blood pressure determines the pressure subjected to the blood vessel was during the systole and diastole: It is reported as two reading in millimeters of mercury. Which of the following is the number written above?
a. Systolic blood pressure
b. Diastolic blood pressure
c. Pulse rate
d. Pulse pressure
a. Systolic blood pressure
Which of the following blood vessels carries deoxygenated blood?
a. Pulmonary vein
b. Carotid vein
c. Pulmonary artery
d. Aorta
c. Pulmonary artery
The contents of a phlebotomy tray include all except which of the following?
a. ETS
b. Tourniquet
c. Urine cups
d. Syringe
c. Urine cups
EDTA prevents blood from clotting through which of the following actions?
a. Releasing heparin
b. Binding calcium
c. Biding Thrombin
d. Binding fibrinogen
b. Binding calcium
Which of the following evacuated tubes is coated with an additive that inhibits thrombin?
a. Lavender
b. Green
c. Black
d. Yellow
b. Green
Which of the following chemicals is added to tubes to prevent glycolysis?
a. Na heparin
b. Na fluoride
c. Na polyanethol sulfate
d. Na citrate
b. Na fluoride
A requisition form is valid if received through which of the following?
a. The patient
b. The pneumatic tube system
c. The hospital information
d. All of the above
d. All of the above
Before proceeding with venipuncture, you must do which of the following?
a. Read out the patient’s name; check if the nod or say yes
b. Ask every patient to verbally state their first and last names and birth date
c. Check only the patients ID band with the requisition form
d. Check only the ID numbers, since is reliable
b. Ask every patient to verbally state their first and last names and birth date
You find out that a patient has not complied with fasting requirements for a blood cholesterol determination. You inform the nurse. She days to go ahead with the procedure. You should do which of the following?
a. Argue with the nurse
b. Report the nurse to your supervisor
c. Draw the blood as instructed and make sure to note “not fasting” on the requisition form
d. Wait to hear the instructions directly from the physician
c. Draw the blood as instructed and make sure to note “not fasting” on the requisition form
The butterfly system preferred for use in venipuncture on which of the following patients?
a. A 70-year old active man
b. A 24-year old undergoing chemotherapy
c. A 30-year old businesswoman
d. A 15-year-old boy
b. A 24-year old undergoing chemotherapy
When necessary, small veins on the dorsum of the hand can be used for venipuncture. Which of the following blood collection systems is the best for this area?
a. Winged collection system
b. Syringe system
c. ETS
d. Never be used
a. Winged collection system
A tourniquet was used to find the vein. How long is the interval before it can be reapplied to draw the blood?
a. 60 seconds
b. 120 seconds
c. 180 seconds
d. 5 minutes
b. 120 seconds
Where is the proper position of the tourniquet on the patient’s arm?
a. At least 2 inches above the elbow crease
b. At least 1 or 2 inches superior to the antecubital fossa
c. At least 3 or 4 inches superior to the antecubital fossa
d. Applied securely around a joint or bony area
c. At least 3 or 4 inches superior to the antecubital fossa
What happens when the patient is allowed to pump their fist while you are extracting blood?
a. Hemolysis
b. Hemoconcentration
c. Hematoma
d. Skin blanching
b. Hemoconcentration
As blood flows down the tube, the phlebotomist should do which of the following?
a. Instruct the patient to pump their fist
b. Instruct the patient to open their fist
c. Tighten the tourniquet
d. Loosen the tourniquet
b. Instruct the patient to open their fist
When the patient’s elbow is allowed to bend over the site without applying adequate pressure, which of the following happens?
a. Hemolysis
b. Hemoconcentration
c. Hematoma
d. Skin blanching
c. Hematoma
Which of the following are important data to write on the specimen labels?
a. Patient ID number
b. The requesting physicians name and signature
c. Test(s) requested
d. Special handling requirements for the tests requested
a. Patient ID number
Which of the following statements on the consequences of improper transport is true?
a. Glycolysis causes falsely high blood glucose values
b. Hemolysis causes falsely low serum potassium values
c. Coagulation factors are increased at room temperature
d. Bilirubin is photosensitive; the tube must be wrapped in foil during transport
d. Bilirubin is photosensitive; the tube must be wrapped in foil during transport
You are asked to do a venipuncture on a comatose patient. There is no ID band on the patient. Which of the following actions is appropriate?
a. Ask the other patients in the ward to identify the patient
b. Postpone the procedure; leave the requisition with the nurses
c. Wait for a family member
d. Find the nurse to attach and ID band to the patient
d. Find the nurse to attach and ID band to the patient
Is it acceptable to have another person verify a patient’s identity when a patient is which of the following?
a. A teenager
b. Elderly
c. Cognitively impaired
d. Combative
c. Cognitively impaired
Why are most routine venipunctures often collected early in the morning?
a. The physicians make rounds in the morning and need these results early
b. The patient is well-rested and fasting
c. The patient will have already had breakfast
d. Fewer adverse reactions (i.e., nausea, fainting) are encountered
b. The patient is well-rested and fasting
Pre examination variables are those that affect the integrity of the specimens and alter tests results. Which of the following statements are correct?
a. When a patient has not complied with fasting, you must cancel the venipuncture
b. Patients should lie down for 30 minutes before drawing blood for aldosterone tests
c. Following short term exercise, test results are unaffected
d. At higher altitudes, oxygen and hemoglobin levels are lower
b. Patients should lie down for 30 minutes before drawing blood for aldosterone tests
Your patient suddenly starts to have a seizure while you are collecting blood. Which of the following should you do first?
a. Remove the tourniquet and needle, apply pressure to the site, and summon help
b. Forcibly restrain the patient
c. Run to the nurse station to summon help
d. Turn the patients head to one side and insert a tongue depressor in the mouth
a. Remove the tourniquet and needle, apply pressure to the site, and summon help
Hemoconcentration is produced by which of the following?
a. Performing venipuncture on sclerotic veins
b. Removing the tourniquet before 1 minute
c. Failing to instruct the patient to pump their fist
d. Inverting the evacuated tubes
a. Performing venipuncture on sclerotic veins
Which of the following areas are suitable for venipuncture?
a. Below a hematoma
b. Above a hematoma
c. Sclerosed veins
d. Healed burns or scars
a. Below a hematoma
When attempting venipuncture on a dialysis patient with and AV graft, you should do which of the following?
a. Appy the tourniquet 3 inches below the AV graft
b. Collect blood from the AV graft
c. Collect blood from the other arm
d. Only A and B
c. Collect blood from the other arm
Which of the following needle positions causes hematoma by puncturing the veins through the tissue?
a. Bevel too close to the vessel wall
b. Needle advanced too deep into the vein
c. Needle angle too narrow
d. Needle not inside the vein
b. Needle advanced too deep into the vein
Which of the following technical errors leads to a hematoma formation?
a. Releasing the tourniquet before withdrawing the needle
b. Applying pressure to the site
c. Using a large needle on a small vein
d. All of the above
c. Using a large needle on a small vein
Which of the following can cause a specimen to be rejected?
a. Clotted red tubes
b. Using a partial-draw tube
c. Incompletely filling an SST
d. Clotted lavender tubes
d. Clotted lavender tubes
On which patient population is a dermal puncture appropriate?
a. Cancer patients on chemotherapy
b. Elderly patients
c. Patients on glucose monitoring
d. All of the above
d. All of the above
Which of the following tests may be run on capillary blood?
a. ESR
b. Blood culture
c. Coagulation tests
d. Newborn screening test
d. Newborn screening test
Capillary blood contains higher levels of which of the following analysis?
a. Potassium
b. Albumin
c. Glucose
d. Calcium
c. Glucose
An improper dermal puncture, which fails to cut perpendicular to the fingerprint, will do which of the following?
a. Cause significant discomfort to the patient
b. Cause blood to collect and flow in the grooves
c. Contaminate the sample
d. Hemolyze the sample
b. Cause blood to collect and flow in the grooves
Which of the following is a correct practice when performing dermal punctures?
a. Restrain every pediatric patient, as they may be uncooperative
b. Promise that the procedure will be quick and painless
c. Make a note of agitation and crying in the requisition form
d. It is unnecessary to document consent when a child is simply wrapped in a blanket for the dermal puncture
c. Make a note of agitation and crying in the requisition form
Why is warming the site recommended in a dermal puncture?
a. It prevents hemolysis
b. It increases blood flow
c. It prevents the formation of micro clots
d. It is soothing for the patient
b. It increases blood flow
Why do most tests require wiping off the first drop when collecting dermal puncture specimens?
a. It avoids contamination
b. It increases blood flow
c. It prevents the formation of a round drop of blood
d. It prevents blood bone infections
a. It avoids contamination
Which of the following is a condition caused by the lack of an enzyme to break down a sugar found in milk and results in an accumulation in the blood?
a. Phenylketonuria
b. Galactosemia
c. Cystic fibrosis
d. Congenital hypothyroidism
b. Galactosemia
Which of the following statements describes a properly collected newborn screen sample?
a. Using one drop of blood from a heel puncture to fill and soak one circle
b. Using multiple drops of blood to fill and soak one circle
c. Using a capillary pipette to apply a uniform drop of blood on each circle
d. Applying one drop of blood to each side of the filter paper
a. Using one drop of blood from a heel puncture to fill and soak one circle
On which area should you view the slide under the microscope to ensure that your sample is representative of the patients’ blood?
a. On the feathered edge
b. Around the holes
c. At the thickest area
d. At the creases
a. On the feathered edge
Which of the following refers to the bacteria in the bloodstream causing symptoms of fever and tachycardia?
a. Sepsis
b. Bacteremia
c. Meningitis
d. Allergy
a. Sepsis
Which of the following is the ideal time for collecting a blood culture?
a. After the height of fever
b. Just before the height of fever
c. After giving antibiotics
d. During a patient’s basal state
b. Just before the height of fever
When is necessary to take a blood culture sample from patients who are already taking antibiotics, you must do which of the following?
a. Ask the nurse to discontinue the patients’ antibiotics for 24 hours
b. Collect the sample in special bottles containing activated charcoal
c. Ensure that the patient has taken activated charcoal first
d. Ask the nurse to skip the patients’ antibiotics right before your collection
b. Collect the sample in special bottles containing activated charcoal
Which of the following is a suitable cleanser for clearing bacteria off the skin in a newborn?
a. Chlorhexidine gluconate
b. 70% isopropyl alcohol
c. 40% isopropyl alcohol
d. Chlora Prep swabs
b. 70% isopropyl alcohol
Which of the following is the correct blood culture volume requirement for infants weighing less than 5 kilograms?
a. 1 to 3 ml of blood per pediatric bottle
b. 0.5 ml of blood per pediatric bottle
c. 1 ml in only one pediatric bottle
d. Only 0.5 ml per kilogram
c. 1 ml in only one pediatric bottle
A chilled specimen should not be used for which of the following tests?
a. Arterial blood gases
b. Serum potassium
c. ACTH
d. PTH
b. Serum potassium
Which of the following is true when collecting forensic samples for use in legal proceedings?
a. The specimen must be collected in front of two witnesses
b. Only the physician may draw the blood
c. You should document your name and the date and time on the chain of custody form
d. You will be asked to identify the patient in court
c. You should document your name and the date and time on the chain of custody form
Which of the following may cause a falsely low blood alcohol level?
a. Using 70% isopropyl alcohol as a skin cleanser
b. Underfilling the gray tube
c. Overfilling the gray tube
d. Using Zephiran chloride as a skin cleanser
b. Underfilling the gray tube
Which of the following characteristics would make a volunteer eligible to donate blood?
a. 16 years old
b. Weigh of 48 kg
c. Blood pressure of 180/110 mmHg
d. Hemoglobin count of 13 g/dL
d. Hemoglobin count of 13 g/dL
Donor units are routinely tested for the presence of which of the following blood borne pathogens?
a. Human immunodeficiency virus
b. Treponema pallidum
c. HLTV
d. All of the above
d. All of the above
The gauge of the needle to collect blood should be which of the following?
a. 16 or 17 gauge
b. 17 or 18 gauge
c. 23 gauge
d. 25 gauge
a. 16 or 17 gauge
Which of the following procedures allows a person to preemptively donate a unit of their blood to be transfused during or after the operation?
a. Autologous donation
b. Heterologous donation
c. Homologous donation
d. Self-donation
a. Autologous donation
Following successful blood donation, volunteers should be instructed to do all except which of the following?
a. Drink plenty of fluids
b. Avoid strenuous activities
c. Lie down if they feel dizzy or nauseous
d. Return to work involving lifting heavy objects
d. Return to work involving lifting heavy objects
Which of the following is a method of obtaining a sterile urine sample for bacterial cultures from patients who are bedridden or unable to void?
a. Catheter collection
b. Use of a collection bag
c. Midstream clean-catch sample
d. First morning void
a. Catheter collection
The correct method of collecting a nasopharyngeal swab involves which of the following?
a. Immersing the swab in saline and mixing it vigorously
b. Crushing the contents of the ampule of transport media
c. Disposing of the swab, along with excess liquid
d. Transporting the swab to the laboratory on an ice slurry
a. Immersing the swab in saline and mixing it vigorously
When using a pneumatic tube system all except which of the following is correct?
a. Tubes must be properly cushioned
b. Keep specimens in leak poof biohazard containers
c. Tubes may be used to transport specimens collected through invasive means
d. All of the above
c. Tubes may be used to transport specimens collected through invasive means
Which of the following specimens may be used to investigate the organisms or crystals in the joints?
a. Amniotic fluid
b. Synovial fluid
c. Cerebrospinal fluid
d. Serous fluid
b. Synovial fluid
Which of the following CSF tube is correctly paired with its intended department?
a. Tube 1 for chemistry
b. Tube 2 for microbiology
c. Tube 3 for hematology
d. All of the above
d. All of the above
Which of the following types of serous fluid is located between the membranes of the abdominal cavities?
a. Pleural
b. Pericardial
c. Parietal
d. Peritoneal
d. Peritoneal
Malabsorption of lactose can be detected in the breath through which of the following tests?
a. C-urea breath test
b. Hydrogen breath test
c. Alcohol breath test
d. Carbon dioxide breath test
b. Hydrogen breath test
Which of the following is the correct instruction for patients before collecting sputum specimens?
a. Do not eat or drink
b. Smoking is allowed
c. Swallow a glass of water right before expectorating
d. Take a sample right before going to bed
a. Do not eat or drink
The ideal time to centrifugate a specimen is which of the following?
a. 2 hours after refrigeration
b. 2 hours after receiving
c. 4 hours after refrigeration
d. 4 hours after receiving
b. 2 hours after receiving
Which of the following is avoided by not rimming a clot from the sides of a tube?
a. Hemolysis
b. Hemoconcentration
c. Hematoma
d. Blood borne pathogen exposure
a. Hemolysis
How long can prothrombin time specimen remain at room temperature?
a. 2 hours
b. 4 hours
c. 8 hours
d. 24 hours
d. 24 hours
How long can ERS specimens in EDTA tubes be refrigerated?
a. 12 hours
b. 24 hours
c. 48 hours
d. 72 hours
a. 12 hours
Which of the following categories of infectious substances do newborn screening cards belong to?
a. Category A
b. Category B
c. Category C
d. Category D
b. Category B
When you are receiving a 24 hour urine sample from a patient, he mentions that he forgot to collect a small amount when he went to urinate at night. You should do which of the following?
a. Immediately refrigerate the specimen
b. Dilute the sample with a preservative
c. Ask the patient to submit a new one
d. Accept the specimen
c. Ask the patient to submit a new one
Your new colleague has forgotten his password to the LIS and is asking you to lend your password so he can print out requisition forms. You should do which of the following?
a. Give him your password
b. Print out the requisition forms yourself
c. Give him your password, but immediately change it after he uses your account
d. All of the above
b. Print out the requisition forms yourself
Which of the following is ideal temperature for storing serum or plasma, which cannot be tested after 48 hours?
a. 27⁰ C
b. 10⁰ C
c. -20⁰ C
d. 7⁰ C
c. -20⁰ C
Which of the following tests have a relatively lower risk of false results and no training requirement?
a. Waived test
b. Provider performed microscopy
c. Moderate complexity
d. High complexity
a. Waived test
Performance of which of the following tests is subject to proficiency testing?
a. Waived test
b. Provider performed microscopy
c. High complexity
d. Moderate complexity
c. High complexity
Which of the following stipulates the standards that every laboratory must follow in the course of diagnostic procedures, professional qualifications, quality management systems, and handling complaints?
a. CLIA
b. HIPPA
c. OSHA
d. CAP
a. CLIA
Waived testing sites are not regularly inspected. Under which of the following circumstances will CMS inspect these sites?
a. When a compliant has raised
b. To ascertain whether these sites are performing only tests they are permitted to
c. To gather data on waived tests
d. All of above
d. All of above
Certain situations may allow modifications of test kits for purposes other than what is intended. This is referred to as which of the following?
a. Waived testing
b. Under the table testing
c. Off label testing
d. Uncertified testing
c. Off label testing
An external control determines which of the following?
a. Whether the test is working properly
b. Whether the results fall within the expected range
c. Whether the sample is adequate
d. All of the above
b. Whether the results fall within the expected range