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10/07
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Anatomy
& Physiology
Specimen Collection Equipment
Specimen Collection Procedure
Specimen Processing
and Handling
Laboratory Operations
Final Jeopardy
10/07
Anatomy & Physiology: 100 Question
The system which protects the body from invasion by pathogens, dehydration, and ultraviolet rays is the:
A) endocrine system
B) respiratory system
C) integumentary system
D) digestive system
10/07
Anatomy and Physiology: 100 Answer
• Integumentary
system
10/07
Anatomy and Physiology: 200 Question
Which of the following tests are used to assess liver function?
A) lipase
B) creatinine
C) amylase
D) bilirubin
10/07
Anatomy and Physiology: 200 Answer
Bilirubin
10/07
Anatomy and Physiology 300 Question
The extrinsic pathway of coagulation is evaluated by the following test:
A) prothrombin time
B) activated partial thromboplastin time
C) platelet count
D) modified Ivy bleeding time
10/07
Anatomy and Physiology 300 Answer
Prothrombin Time
10/07
Anatomy and Physiology 400 Question
Which of the following structures contains oxygenated blood?
A. inferior vena cava
B) superior vena cava
C) pulmonary artery
D) aorta
10/07
Anatomy and Physiology 400 Answer
Aorta
10/07
Anatomy and Physiology 500 Question
Which of the following is an accessory organ of the digestive system?
A) Alveoli
B) Epididymis
C) Liver
D) stomach
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Liver
Anatomy and Physiology 500 Answer
10/07
Specimen Collection Equipment 100 Question
A) 70% isopropyl alcohol
B) Tourniquet
C) Iodine
D) multi-sample needle
Which of the following is NOT used during routine venipuncture?
10/07
Specimen Collection Equipment 100 Answer
Iodine
10/07
Specimen Collection Equipment 200 Question
Yellow stoppered evacuated tubes are appropriate for the collection of blood culture specimens because the additive:
A) prevents platelets from clumping
B) preserves labile factors
C) is a transport media
D) is a clot activator
10/07
Specimen Collection Equipment 200 Answer
Is a transport media
10/07
Specimen Collection Equipment 300 Question
Which of the following anticoagulants prevents coagulation by precipitating calcium?
A) EDTA
B) ammonium oxalate
C) sodium citrate
D) ammonium heparin
10/07
Specimen Collection Equipment 300 Answer
Ammonium oxalate
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Specimen Collection Equipment 400 Question
Which of the following substances should NOT be used to cleanse a skin puncture site?
A) tincture of green soap
B) 70% isopropyl alcohol
C) 70% isopropanol
D) iodine
10/07
Specimen Collection Equipment 400 Answer
• Add Answer
Iodine
10/07
Specimen Collection Equipment 500 Question
Light blue stoppered tubes are the tubes of choice for coagulation studies because the additive:
A) prevents platelet clumping
B) is a glycolytic inhibitor
C) preserves red cell morphology
D) preserves labile factors
10/07
Specimen Collection Equipment 500 Answer
Preserves labile factors
10/07
Specimen Collection Procedure 100 Question
A phlebotomist has requisitions to draw from a patient: "Reticulocyte count, APTT, ammonia and electrolytes."
What color stoppers should the specimens be drawn in?
10/07
Specimen Collection Procedure 100 Answer
• Add Answer 1. Blue
2. Red SST
3. Green
4. Lavender
10/07
Specimen Collection Procedure 200 Question
A patient's blood sample was obtained by venipuncture. The specimen was hemolyzed. What probably caused this condition?
A) residual alcohol left on the site
B) residual iodine left on the site
C) the specimen was not transported properly
D) prolonged tourniquet application
10/07
Specimen Collection Procedure 200 Answer
• Residual alcohol
left on the site
10/07
Specimen Collection Procedure 300 Question
Prior to performing a puncture, the antiseptic should be applied:
A) in concentric circles, beginning at the periphery
B) in concentric circles, beginning at the puncture site
C) in a slow back and forth motion
D) in a vigorous up and down motion
10/07
Specimen Collection Procedure 300 Answer
In concentric circles, beginning at the puncture site
10/07
Specimen Collection Procedure 400 Question
Prolonged tourniquet application may cause:
A) Hemoglobin
B) Hemolysis
C) Hemoconcentration
D) homeostasis
10/07
Specimen Collection Procedure400 Answer
Hemoconcentration
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Specimen Collection Procedure 500 Question
A phlebotomist performs a skin puncture on a patient's finger. The patient's blood runs down his finger. What error caused this situation?
A) the phlebotomist squeezed too hard.
B) the puncture was made perpendicular to the fingerprints.
C) the puncture was made parallel to the fingerprints.
D) the lancet used was too long.
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Specimen Collection Procedure 500 Answer
The puncture was made parallel to the fingerprints.
10/07
Which department of the clinical laboratory would a red top tube most likely be transported by the phlebotomist?
Specimen Processing and Handling100 Question
A) Microbiology
B) Coagulation
C) Hematology
D) Blood Bank
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Specimen Processing and Handling 100 Answer
Blood Bank
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Specimen Processing and Handling : 200 Question
Etiologic agents are:
A) specimens that have low protein levels
B) specimens that contain viable microorganisms
C) serrous fluids
D) caustic chemicals
10/07
Specimen Processing and Handling : 200 Answer
Specimens that contain viable microorganisms
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Specimen Processing and Handling 300 Question
A) Renin
B) Erythrocyte protoporphyrin
C) Amylase
D) platelet count
Which of the following specimens should be transported shielded from the light?
10/07
Specimen Processing and Handling: 300 Answer
Erythrocyte protoporphyrin
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Specimen Processing and Handling 400 Question
A) no effect
B) falsely decrease the potassium level
C) falsely increase the potassium level
D) hemolyze the potassium
A specimen was collected in a physician's office for potassium level. The tube was left uncentrifuged in the physician's office overnight and sent to the laboratory the next day. What effect will this delay in processing have on the potassium level?
10/07
Specimen Processing and Handling 400 Answer
Falsely increase the potassium level
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Specimen Processing and Handling 500 Question
According to CLSI (formerly NCCLS) guidelines, serum for analysis should not be in contact with cells for longer than:
A) 30 minutes
B) 60 minutes
C) 90 minutes
D) 120 minutes
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Specimen Processing and Handling 500 Answer
120 minutes
10/07
Laboratory Operations 100 Question
Which of the following specimens would be accepted by the laboratory?
A) a platelet count collected in a lavender top tube
B) a specimen collected for LDH levels that is hemolyzed
C) an unlabeled specimen
D) a lead level collected in a red/SST tube
10/07
Laboratory Operations 100 Answer
a platelet count collected in a lavender top tube
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Laboratory Operations 200 Question
What is
troponin T?
A) a coagulation factor
B) an instrument that is used to test T4
C) protein that is released after a myocardial infarction
D) an electrolyte
10/07
Laboratory Operations 200 Answer
Protein that is released after a myocardial infarction
10/07
Laboratory Operations 300 Question
If a patient is in enteric isolation, the color of the sign on the door will be:
A) Yellow
B) Blue
C) Green
D) Brown
10/07
Laboratory Operations 300 Answer
Brown
10/07
Laboratory Operations 400 Question
What is the maximum acceptable contamination rate for blood culture specimens?
A) 1%
B) 2%
C) 3%
D) 4%
10/07
Laboratory Operations 400 Answer
3 %
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Laboratory Operations 500 Question
A lavender top tube is scheduled to collect 7mL. According to CLSI (formerly NCCLS), what is the acceptable fill range?
A) 6-8 mL
B) 6.1-7.1 mL
C) 6.3-7.7 mL
D) 9-11 mL
10/07
Laboratory Operations 500 Answer
6.3-7.7 mL
10/07
Final Jeopardy
A phlebotomist performs a venipuncture on a patient, but no blood appears in the tube. When the phlebotomist repalpates the vein, he realizes the needle is located next to the vein, on the right. What is the appropriate course of action?