Phlebotomy Final Exam Prep
Type & Screen or ABO/ Rh, ABO 2nd, DAT are tests processed in which department? What color tube?
Blood Bank; Pink tube (Lavender can be used but pink is always preferred.) Proper labeling required (date, time, initials)
Sodium fluoride is an excellent preservative for collecting glucose specimens because it does which of the following? Prevents interference with other substances Inhibits glycolysis Enhances chemical reactions Inhibits certain clotting factors
Inhibits glycolysis
True or False: The correct procedure when using a winged collection device (butterfly) to draw a light-blue top tube intended for a coagulation test is to draw a discard a waste light-blue top tube before the tube that will be used for coagulation studies.
True
when a patient donates one's own blood for a transfusion
autologous
Distal
away from the point of attachment of a limb to the trunk
Class K Fire
cooking oils
sagittal plane (median)
divides the body into left and right portions
Anterior
front of the body
transverse plane
horizontal division of the body into upper and lower portions
Class A fire
wood, paper, cloth
What test is given to observe blood flow to the hands before performing an Arterial blood gas draw? Adam's test Allen's test CBC Blood culture
Allen's test
Which of the following represents the correct order-of-draw for blood tubes in a peripheral blood collection? Purple, green, red Red, blue, green, purple Blue, red, green, purple Blue, red, purple, green
Blue, red, green, purple
HIPAA stands for: Health Insurance Portability and Accountability Act Health Information Protection and Access Act Homecare Information Protection and Accountability Act Homecare Insurance Portability and Accountability Act
Health Insurance Portability and Accountability Act
The percentage of red blood cells in whole blood is called: Hemoglobin Hematocrit Hemostasis Hemopoiesis
Hematocrit
CBC/Diff (differential) and HgBa1C are processed in which department?
Hematology; Lavender top (no special handling) (note* A1C can be either hematology or chemistry)
Holding pressure on the puncture site after withdrawing the needle may prevent: Hematoma formation Hemolysis Lipemia Iatrogenic anemia
Hematoma formation
If a phlebotomist is vigorously shaking the blood tube to mix it, which of the following pre-analytical errors can occur? Hemoconcentration Micro-clots Hemolysis Lipemia
Hemolysis
What additive is found in green top tubes? EDTA Heparin Sodium citrate Potassium oxalate
Heparin
Superior
Higher on the body, nearer to the head
The most common coagulation studies, such as the Prothrombin Time (PT/INR) and the activated Partial Thromboplastin Time (aPTT/PTT) are performed on which of the following? Whole blood Serum Plasma Platelets
Plasma
The fluid found in the cavity surrounding the lungs is called: Peritoneal fluid Amniotic fluid Cerebrospinal fluid Pleural fluid
Pleural fluid
A transplant in which the recipient receives bone marrow from a compatible donor
allogenic bone marrow transplant
A blue-top tube containing 3.2% sodium citrate needs to be collected for coagulation studies. The physician also ordered other tests to be collected in a green-top containing lithium heparin, a serum separator tube containing a clot activator, and a lavender-top containing EDTA are collected at the same time. At what point should the blue-top tube be collected? Should be the first tube collected After the serum tube Should be the last tube collected The order doesn't matter
Should be the first tube collected
To prevent infection at the puncture site, the skin should be cleansed at the start of a venipuncture. What answer below best describes this procedure? Using an alcohol wipe, vigorously scrub up and down on the puncture site and then insert the needle before the alcohol dries. Using an alcohol wipe, vigorously scrub up and down on the puncture site and then wipe the site dry with gauze. Using an alcohol wipe, clean the site using back-and-forth friction. Allow the site to air dry. Using an alcohol wipe, start at the puncture site and move outward in concentric circles; then wipe the area dry with gauze.
Using an alcohol wipe, clean the site using back-and-forth friction. Allow the site to air dry.
If using a WIS (butterfly needle) and a Light-blue top is required first, what should you do? Nothing, Light blue would be first int he order-of-draw. Draw a discard tube first to ensure the vacuum works properly for the 1:9 ratio required
Draw a discard tube first to ensure the vacuum works properly for the 1:9 ratio required
What is the anticoagulant found in the lavender top tube? EDTA It does not contain an anticoagulant. Sodium citrate Potassium oxalate
EDTA
Which of the following anticoagulants is the preferred anticoagulant to provide whole blood specimens for hematology? Sodium citrate Heparin EDTA Sodium polyanethol sulfonate (SPS)
EDTA
All of the following anticoagulants will produce a significant effect on calcium levels in plasma, EXCEPT? EDTA Heparin Oxalates Citrates
Oxalates
Which of the following would ensure positive patient identification prior to specimen collection? Patient's full name and mother's maiden name. Patient's full name and room number. Patient's full name and hospital or medical record number. Patient's full name and age.
Patient's full name and hospital or medical record number.
What is the fluid created in the abdominal cavity named? Peritoneal fluid Amniotic fluid Cerebrospinal fluid Pleural fluid
Peritoneal fluid
Site used for rapid strep screening
Peritonsillar fossae (tonsils)
Bilirubin tests require special handling which is light protection. True or False? Why?
True- Light breaks down the bilirubin in the blood and will negate testing
You should never draw blood above an IV line. True or False? Why?
True- drawing above an IV line will cause hemodilution which will cause inaccurate test results.
Which of these methods is used to identify prior exposure to Mycobacterium tuberculosis? Tuberculin skin test (TST) Gram stain White blood cell count Any of the above tests can be used to identify prior exposure to Mycobacterium tuberculosis.
Tuberculin skin test (TST)
What are the age requirements to perform a heel stick? 1-2 years old newborn to 10 months newborn to 5 months 6 months and younger
newborn to 10 months
Dorsal
toward the back
What is the max time a tourniquet should be left on? 2 minutes 1 minute 30 seconds 3 minutes
1 minute
If bodily fluids splash into your eye(s), how long should you flush them for? 5 minutes 10 minutes 25 minutes 1 minute
10 minutes
How much do you need to weigh to donate blood? 150 lbs. 110 lbs. 105 lbs. 115 lbs.
110 lbs.
The 'Maximum' amount of time a specimen without additive or anticoagulant should be allowed to clot is 10 mins 30 mins 2 hrs 1 hr
2 hrs
A phlebotomist who is performing venipuncture on a small delicate hand vein should choose a needle with a gauge number of: The correct answer is highlighted below 18 22 23 25
23
The walls of veins and arteries consist of how many layers? 2 layers 3 layers 4 layers 5 layers
3 layers
What is the expected life span of a normal red blood cell? 3-4 months 1-2 months 3-6 weeks 1-3 weeks
3-4 months
How long does it take for a red top tube with no additive to clot? 1 hour 5 mins 30 minutes 15 minutes
30 minutes
Medical Technologists need how many years of schooling? 2-year Assoicate degree 4-year Bachelor degree 1-year no degree 5-year Master's degree
4-year Bachelor degree
What is the term used to describe cardiac tissue death due to lack of oxygen caused by obstruction of circulation? Acute myocardial infarction (AMI) Angina Congestive heart failure (CHF) Myocardial ischemia
Acute myocardial infarction (AMI)
Which of the following are considered Protected Health Information (PHI)? An individual's name, billing information, and social security number. An individual's vehicle color and model. An individual's highest degree earned. A physician's clinic address, phone number, and specialty
An individual's name, billing information, and social security number.
study of tissue that departs from the normal and thus is diseased (Autopsy)
Anatomical Pathology
Which of the following terms refers to a deficiency of red blood cells (RBCs) or hemoglobin? Anemia Erythropoiesis Leukocytopenia Hypoxia
Anemia
Which of the following is the largest artery in the human body? Radial Carotid Aorta Femoral
Aorta
EDTA and Sodium citrate combine with _________ to inhibit coagulation in blood samples. Potassium Calcium Magnesium Sodium
Calcium
The fluid that surrounds and protects the spinal cord and brain is called: Peritoneal fluid Amniotic fluid Cerebrospinal fluid Pleural fluid
Cerebrospinal fluid
A list of all people who came into possession of an item of evidence (specimens involved in forensics/court) is called ...
Chain of custody
CMP, BMP, Lactate, Ammonia, Lipid, Liver, and Hepatitis Panels, Electrolytes, Mg, BNP are tests that are processed in which department? What tube color?
Chemistry; Green tube (heparin) *Special handling for Ammonia and lactate (on ice), Bilirubin (light protection) *
Special handling for Ammonia and Lactate testing is: Light Protection Chilled/ on ice Warm water bath no special handling required
Chilled/ on ice
Proximal
Closer to the origin of the body part or the point of attachment of a limb to the body trunk
Blood serum contains each of the following substances except: Water Sugars Coagulation proteins Electrolytes
Coagulation proteins
PT/INR (prothrombin time/international normalized ratio), PTT, Fibrinogen, D-Dimer, Lupus, AT3 are tests processed in which department? Which Color tube?
Coagulation studies; Light-blue top (sodium citrate- 1:9 ratio) no special handling
The arterial pressure during relaxation of ventricles is called: Systolic pressure Diastolic pressure High pressure Low pressure
Diastolic pressure
When drawing blood cultures from a patient with a butterfly set, you should always draw anaerobic first. True or false? Why?
False- Aerobic bottles should be drawn first because they need oxygen to grow bacteria in the cultures. The first bottle drawn will receive the air left in the tubing. Aerobic then anaerobic (does not require oxygen) is the proper order.
It is okay to draw blood from an arm on the same side where a mastectomy surgery took place. True or false? Why?
False- blood flow complications (ex: edema)
The pregnancy hormone HCG is best tested for at night. True or false? Why?
False- the HCG hormone is at its highest concentration in morning urine
Which of the following is found in plasma but absent in serum? Proteins Fibrinogen Electrolytes Gamma globulin
Fibrinogen
Class B Fire
Flammable liquids
Which analyte may be falsely decreased due to a delay in transport time to the lab?
Glucose
What is a LIS in a hospital setting? Laboratory Immunology System Laboratory Intellectual System Laboratory Informative Subsets Laboratory Information System
Laboratory Information System
Cholesterol, lipoprotein, HDL, Triglycerides
Lipid panel
Analytes falsely increased due to hemolysis
Potassium, Magnesium, iron, total protein
Quality health care requires the efforts of many different professionals. Which of the following would be considered professional behaviors for a phlebotomist? Continuing to perform venipunctures on a patient until the blood specimen is obtained, no matter how many unsuccessful attempts have already been made. Routinely collecting additional tubes during a venipuncture in case additional tests are ordered. Showing compassion for the patient while not divulging information that is more appropriate for a doctor or nurse to share. Routinely 'hitting' the vein with having very few redraws.
Showing compassion for the patient while not divulging information that is more appropriate for a doctor or nurse to share.
Which additive(s) are clot activators that promote clotting? EDTA Heparin Silica & glass Potassium Oxalate
Silica & glass
An investigation into a pre-analytical cause for an unanticipated laboratory finding should START with which of the following actions? Re-collection of the sample by a different phlebotomist. Verification of the sample identity, which includes at least two unique identifiers, such as the patient's name, medical record number, and date of birth. Re-analysis of the sample from a secondary source, such as the primary tube, second collection tube, or alternative aliquot tube. Analysis of the same sample aliquot by an alternative analytical method to rule out method interference.
Verification of the sample identity, which includes at least two unique identifiers, such as the patient's name, medical record number, and date of birth.
All of the following statements are true regarding the reagent strip test procedure, EXCEPT? Urine should NOT be centrifuged before dipping the reagent strip. Urine should be well mixed before dipping the reagent strip. When visually reading the reagent strip, all test results can be read immediately after dipping the strip in the urine specimen. Prolonged immersion may wash out test reagents.
When visually reading the reagent strip, all test results can be read immediately after dipping the strip in the urine specimen.
The buffy coat includes which of the following constituents of the blood? Red blood cells and white blood cells White blood cells and platelets Platelets and red blood cells Plasma and red blood cells
White blood cells and platelets
While performing a point-of-care blood glucose testing, the instrument becomes contaminated with the patient's blood. How should the instrument be cleaned? Wipe down the instrument with a dry piece of gauze. Wipe down the instrument with 70% alcohol and let air dry. Wipe down the instrument with a hospital approved disinfectant and allow to air dry. Wipe down the instrument with a hospital approved disinfectant and immediately dry the analyzer.
Wipe down the instrument with a hospital approved disinfectant and allow to air dry.
All of the following are examples of pre-analytical errors, EXCEPT: Misidentified patient Underfilled tube Prolonged tourniquet application Wrong test performed
Wrong test performed (post-analytical)
coronal plane
divides body into front and back
Inferior
Lower on the body, farther from the head
White blood cell count reference range
4.4- 11.0 x 10⁹/L
Whole blood if composed of approximately: 75% formed elements and 25% plasma 60% formed elements and 40% plasma 45% formed elements and 55% plasma 30% formed elements and 70% plasma
45% formed elements and 55% plasma
The blood volume for a normal adult is approximately: 5 gallons 5 liters 3 gallons 3 liters
5 liters
How are the bacterial organisms that cause tuberculosis (Mycobacterium tuberculosis) primarily transmitted? Airborne droplets/aerosols Blood specimens Contaminated food Water
Airborne droplets/aerosols
Heparin interacts with _____________, which subsequently inhibits thrombin. Red blood cells White blood cells Antithrombin III Protein C
Antithrombin III
Capillary blood is most like which of the following types of blood? Arterial Venous Deoxygenated Carbonated
Arterial
From the following blood vessel types, which one has the thickest wall? Veins Capillaries Venules Arteries
Arteries
Of the following blood vessel types, which one has the thickest wall? Veins Capillaries Venules Arteries
Arteries
Name the type of large blood vessels that carry carbon dioxide, oxygen-poor blood, and other waste products from the body back to the heart. Arteries Arterioles Venules Veins
Arterioles
Which of the following errors occurs in the analytical phase? Incorrectly handled critical test value Incorrectly instrument calibration Wrong test ordered Incorrectly performed venipuncture
Incorrect instrument calibration
Improper mixing (inversions) of EDTA tubes can cause clotting. True or false?
True
Overfilling a microtube containing an anticoagulant can cause clot formation. True or false?
True
Royal blue tops are used for metals such as Zinc, Copper, and Selenium. True or False?
True
The 3 arteries used in ABG draws are Radial (1st option), Brachial (2nd option), Femoral (3rd option). True or false
True
The difference between serum and plasma is that serum is depleted of fibrinogen because it was used in the clotting process. True or false?
True
Class D Fire
Combustible metals
Before disposing of a needle in the sharps containers, what should you do? Recap the needle Remove the needle from the disposable syringe by hand Break off the needle tip Engage the needle safety device
Engage the needle safety device
You need to collect a routine CBC specimen from an inpatient. When you arrive to collect the specimen, the curtain is pulled around the patient's bed and the physician and nurse are with the patient. Which of these actions would be in the best interest of the patient and the most professional way to handle the situation? Pull back the curtain and proceed with the blood collection. From outside the curtained area, inform the physician that you are here to collect a blood specimen that has to be collected at this time. Request permission to proceed. Go on and proceed with other duties you may have and return as soon as the physician/patient consultation is over. Wait outside the patient's room until the physician and nurse leave the room.
Go on and proceed with other duties you may have and return as soon as the physician/patient consultation is over.
Which of the following substances is a disinfectant commonly used in clinical laboratory settings? Insulin Tincture of iodine Acid citrate dextrose (ACD) Hypochlorite solution
Hypochlorite solution
According to the OSHA Bloodborne Pathogens Standard, how often should work surfaces in the laboratory be decontaminated with an appropriate disinfectant? If blood or other potentially infectious material has spilled on the work surface. Every 3-4 days Once a week Once a month
If blood or other potentially infectious material has spilled on the work surface
In order to perform point-of-care testing, what are the competency requirements for the operators? The operator needs to observe the test procedure once and he/she is competent to perform the testing. Initial competency needs to be performed by the operator and evaluated by a trainer, then he/she is competent to perform the testing. Initial competency, 6 months competency during the first year, at one year since initial competency, and yearly competencies after that need to be performed by the operator and evaluated by a trainer. Initial competency and yearly competencies after that need to be performed by the operator and evaluated by a trainer.
Initial competency, 6 months competency during the first year, at one year since initial competency, and yearly competencies after that need to be performed by the operator and evaluated by a trainer.
What does the term "Accession" mean with regards to specimen collection? Is the form used to inform the laboratory that a test was ordered by the doctor. Is the access a laboratory employee has to search test results for family and friends. Is the process in which the laboratory records the test order received and correctly matches the patient specimen with the test order. Is the number assigned by the laboratory information system (LIS) to a specific specimen.
Is the process in which the laboratory records the test order received and correctly matches the patient specimen with the test order.
A phlebotomist is asked to obtain a blood specimen from a patient in the psychiatric unit. Upon entering the patient's room, the phlebotomist notices that the patient is in wrist restraints and combative. What is the BEST option for the phlebotomist to collect the blood specimen? Refuse to obtain the specimen because the patient is out of control. Leave the restraints tied and seek help from other trained staff members to hold the patient still to aid in safe completion of the procedure. Attempt to calm the patient and explain the procedure. Leave the restraints tied and proceed to draw the specimen the best she can, without assistance.
Leave the restraints tied and seek help from other trained staff members to hold the patient still to aid in safe completion of the procedure.
Which of the following would most likely occur as the result of hemodilution? Low serum electrolyte values High serum electrolyte values Increased anion gap Electrolyte concentrations would remain the same
Low serum electrolyte values
The space within the blood vessel where the blood flows is called: Tunica intima Tunica media Lumen Tunica adventitia
Lumen
Which of the following cells are capable of producing antibodies? Thrombocytes Macrophages Lymphocytes Neutrophils
Lymphocytes
Main function of distal convoluted tubules
Maintain water-electrolyte and acid base balances
What is the correct order of vein choice for Venipuncture? Basilic, cephalic, median cubital Cephalic, basilic, median cubital Median cubital, cephalic, basilic Anywhere- it doesn't matter
Median cubital, cephalic, basilic
Cultures are performed in which department? Chemistry Anatomic pathology Hematology Micro
Micro
If a phlebotomist is failing to invert whole blood specimen 5-10 times immediately after filling the tube, which of the following pre-analytical errors can occur? Hemoconcentration Micro-clots Hemolysis Lipemia
Micro-clots
You are collecting a blood specimen to be used for forensic (legal) alcohol testing. Which of the following must be done before you can start the specimen collection process? Label the tubes in the presence of the patient. Must inform the patient that the blood about to be collected is for alcohol testing. Seal the collection tubes in front of the patient. Collect the specimen, the patient does not need to be informed what the blood is collected for.
Must inform the patient that the blood about to be collected is for alcohol testing.
What is the primary oxygen-carrying protein found in muscle? Hemoglobin Troponin Myoglobin BNP
Myoglobin (hint* "M" for muscle and myoglobin)
Abnormal small number of neutrophils in the blood (low white blood cell count)
Neutropenic
Granulocytes include the following types of white blood cells (leukocytes): Neutrophils, basophils, and monocytes Neutrophils, eosinophils, and monocytes Eosinophils, monocytes, and lymphocytes Neutrophils, eosinophils, and basophils.
Neutrophils, eosinophils, and basophils. (G=NEB)
prevents highly susceptible patients from exposure to pathogens (newborns, aids patients, extensive burns, cancers/chemo patients)
Protective Isolation (Reverse Isolation)
CPT (Current Procedural Terminology) codes: Provide the laboratory with an accurate method of measuring productivity Provide a uniform method of coding medical, surgical, and diagnostic services Are reported to the College of American Pathologists (CAP), as workload units Are used by medical records to classify patients for filing and identification purposes
Provide a uniform method of coding medical, surgical, and diagnostic services
Which is the preferred artery for blood gases? Femoral Radial Brachial Aorta
Radial
Which of the listed arteries is found near the thumb area of the wrist? Carotid Radial Aorta Femoral
Radial
If a laboratory test requires serum, which of the following tubes should be used for blood collection? Red top tube Light-blue top tube Lavender/purple top tube Green top tube
Red top tube
Which one of the following statements about blood collection tubes is incorrect? Red-topped tubes are used for electrolytes and contain anticoagulant. Lavender-topped tubes contain EDTA and are routinely used for CBC testing. Light blue-topped tubes are used for coagulation testing and contain sodium citrate. Green-topped tubes are used for assays performed on plasma and contain either sodium or lithium heparin.
Red-topped tubes are used for electrolytes and contain anticoagulant.
Which personal protective equipment is mandated by OSHA to be used by healthcare workers when exposed to patients suspected or confirmed to have pulmonary Tuberculosis? Safety goggles Face shield Respiratory protection Rubber or nitrile gloves
Respiratory protection (ex: N95 mask)
Fingers to be used in capillary puncture
Ring and index
Fires that involve electricity and electrically energized equipment require special consideration. Which of the following statements is FALSE about electrical fires? Designated as class C by the National Fire Protection Agency (NFPA). Can be extinguished using a carbon dioxide (CO2) fire extinguisher. Can be extinguished using a general purpose, pressurized dry chemical ABC fire extinguisher. Should be extinguished using a water-filled fire extinguisher.
Should be extinguished using a water-filled fire extinguisher.
An electrolyte panel is composed of which of the following Sodium, potassium, glucose, chloride Potassium, glucose, chloride, albumin Chloride, cholesterol, chloride, glucose Sodium, potassium, chloride, CO2
Sodium, potassium, chloride, CO2
When an unpreserved urine specimen cannot be cultured immediately, which storage method is most appropriate? Stored at room temperature for up to 8 hours Stored in the freezer for up to 24 hours Stored in the incubator for up to 8 hours Stored in the refrigerator at 4° C for up to 24 hours
Stored in the refrigerator at 4° C for up to 24 hours
The pressure in the arteries during ventricle contraction is called? Diastolic pressure High blood pressure Low blood pressure Systolic pressure
Systolic pressure
What color tube is used for lead testing? Royal Blue top Green top Tan top Gold top
Tan top
A laboratory information system (LIS) consists of: The computer hardware only which provide the means to manage data used in laboratory operations. The computer software only which provide the means to manage data used in laboratory operations. The computer hardware and software which provide the means to manage data used in laboratory operations. The information found on the cloud.
The computer hardware and software which provide the means to manage data used in laboratory operations.
Which integral member of the laboratory team plays a vital role in minimizing pre-analytical variability associated with the clinical laboratory testing process? The pathologist The laboratory assistant The phlebotomist The medical technologist
The phlebotomist
How should a phlebotomist interact with a sleeping patient scheduled for venipuncture in the middle of the night? The phlebotomist should go ahead and start the identification procedure by checking the patient's identification bracelet. The phlebotomist should first turn on the light, introduce herself, and then go ahead and start the identification procedure by checking the patient's identification bracelet. The phlebotomist should wake up the patient, introduce herself, turn on the light, and then start the identification procedure. The phlebotomist should gently wake up the patient by speaking softly but distinctly. Once the patient is awake, the phlebotomist should introduce herself and ask for permission to turn the light on. She then can start the identification process.
The phlebotomist should gently wake up the patient by speaking softly but distinctly. Once the patient is awake, the phlebotomist should introduce herself and ask for permission to turn the light on. She then can start the identification process.
When collecting a urine specimen for workplace drug testing, which of the following situations may indicate that the specimen has been tampered with or adulterated? The temperature of the specimen reads 34 oC. The specific gravity test result is 1.001 The color of the specimen is amber. The specific gravity test result is 1.020
The specific gravity test result is 1.001
What is ergonomics? The study of human capabilities in relation to work demands. The science of human measurement. The study of muscular activity. The study of infectious diseases
The study of human capabilities in relation to work demands.
A form of phlebotomy prescribed as treatment for patients with polycythemia vera (High red blood count) or hemochromatosis (high iron count)
Therapeutic phlebotomy
Obstruction of a blood vessel caused by a stationary blood clot is called: Phlebitis Embolism Thrombosis Aneurysm
Thrombosis
What is the function of the tourniquet? To prevent a patient's arm from moving during venipuncture. To assess and determine the location of a suitable vein for venipuncture. To restrict arterial blood to the area. To enhance the muscles of the arm
To assess and determine the location of a suitable vein for venipuncture.
What is the main function of leukocytes? To fight off infection. To assist in the coagulation process. To transport oxygen from the lungs to the tissues and carbon dioxide from the tissue to the lungs to be expelled. To transport nutrients, hormones, nitrogenous waste, and electrolytes among other substances.
To fight off infection.
What is the main function of erythrocytes? To fight off infection. To assist in the coagulation process. To transport oxygen from the lungs to the tissues and carbon dioxide from the tissue to the lungs to be expelled. To transport nutrients, hormones, nitrogenous waste, and electrolytes among other substances.
To transport oxygen from the lungs to the tissues and carbon dioxide from the tissue to the lungs to be expelled.
When collecting a throat swab for a rapid Strep A test and culture, the specimen should be collected from what areas? Tongue and uvula Tonsillar area and inside of the cheeks The entire mouth Tonsillar areas and posterior pharynx
Tonsillar areas and posterior pharynx
Ventral
Toward the belly or front
The phase between sample collection and sample receipt in the laboratory is broadly defined as: Dwell time Idle time Transport time Analytical time
Transport time
Anticoagulants EDTA and Citrate prevent clotting by binding calcium. True or False?
True
Cortisol levels are higher in the morning. True or false?
True
Gloves, gowns, and masks is the proper order of PPE removal when leaving reverse isolation/protective isolation. True or False?
True
Heparin additives prevent clots by inhibiting thrombin. True or False?
True
If a patient is receiving blood and is given the wrong blood type, they could die. True or false?
True
If the gauge of a needle is too big for the vein, it could have a strong vacuum suction causing the vein to collapse. True or false?
True
