AND CORRELATIONS 9TH EDITION BY BISHOP FODY
Chapter: Chapter 01 – Test Bank
Multiple Choice
1. One nanogram is equivalent to how many grams?
A) 10-6
B) 10-9
C) 10-12
D) 10-15
Ans: B Complexity: RL2
Ahead: Units of Measure Subject: Chapter 1
Title: Basic Principles and Practices of Clinical Chemistry
2. How many milliliters of 0.5N NaOH are required to make 100 milliliters of 0.2N NaOH?
A) 250
B) 40
C) 25
D) 4
Ans: B Complexity: RL2
Ahead: Laboratory Mathematics and Calculations Subject: Chapter 1
Title: Basic Principles and Practices of Clinical Chemistry
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,3. A patient sample for uric acid gave an absorbance reading of 0.4, and the 50 mg/dL Ans: A Complexity: RL2
standard gave an absorbance reading of 0.1. What is the concentration of uric acid in the patient's Ahead: Laboratory Mathematics and Calculations Subject: Chapter 1
sample in grams per deciliter? Title: Basic Principles and Practices of Clinical Chemistry
A) 0.2
B) 12.5
C) 125 6. How many milliliters of concentrated sulfuric acid (H2S04), G.M.W. = 98 grams,
D) 200 specific gravity = 1.500, purity = 80%, are needed to make 400 mL of a 2N solution?
Ans: D Complexity: RL2 A) 26.1
Ahead: Laboratory Mathematics and Calculations B) 32.7
C) 52.3
Subject: Chapter 1 D) 65.3
Title: Basic Principles and Practices of Clinical Chemistry Ans: B Complexity: RL2
Ahead: Laboratory Mathematics and Calculations Subject: Chapter 1
Title: Basic Principles and Practices of Clinical Chemistry
4. How many millimoles of NaCl are contained in 300 mL of a 4M solution? (gmw = 58.5)
A) 70 7. How many
B) 120 required to make a 10% solution of MgS04?
C) 234 A) 5.7 g/dL
D) 1200 B) 11.9 g/dL
Ans: D Complexity: RL2 C) 17.6 g/dL
Ahead: Laboratory Mathematics and Calculations Subject: Chapter 1 D) 20.9 g/dL Ans: C Complexity: RL2
Title: Basic Principles and Practices of Clinical Chemistry Ahead: Laboratory Mathematics and Calculations Subject: Chapter 1
Title: Basic Principles and Practices of Clinical Chemistry
5. How is 10 mg/dL of calcium reported in mmol/L? (gmw = 40)
A) 2.5
B) 5.0 8. What is the molarity (M) of a 4% solution of sodium hydroxide (NaOH)? M.W: Na = 23,
C) 10 O = 16, H = 1.
D) 25 A) 0.1M
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,B) 0.25M 11. What are the optimal conditions for specimen transport, handling, and storage
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C) 1.0M of
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D) 2.5M A) Specimen transported to lab within 2 hours after collection, stored at room
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Ans: C Complexity: RL2 Ws temperature, W s and centrifuged within 4 hours.
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Ahead: Laboratory Mathematics and Calculations Subject: Chapter 1 B) Specimen transported to lab immediately, permitted to clot, serum separated and tested
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Title: Basic Principles and Practices of Clinical Chemistry Ws as W s soon as possible.
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C) Specimen brought to lab immediately, spun down, and serum left to stand on clot
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Ws until tested. W s
D) None of these represent optimal conditions. Ans:
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9. 3 mg/dL is equivalent to how many grams per liter? B Complexity: RL1
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A) 0.003 Ahead: Specimen Collection and Handling Subject: Chapter 1
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B) 0.03 W s Title: Basic Principles and Practices of Clinical Chemistry
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C) 0.3
D) 3
Ans: B Complexity: RL2
Ahead: Units of Measure Subject: Chapter 1 12. What type of specimen provides the fastest turnaround times for blood gas analysis?
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Title: Basic Principles and Practices of Clinical Chemistry A) Urine
B) Plasma
C) Serum
10. What is the normality of a solution containing 4.5 grams of BaCl2 in 400 mL? (gmw = D) Whole blood Ans: D Complexity: RL1
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208) Ahead: Specimen Collection and Handling Subject: Chapter 1
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A) 1.10 W s Title: Basic Principles and Practices of Clinical Chemistry
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B) 0.50
C) 0.25
D) 0.11
Ans: D Complexity: RL2 13. Diurnal variation is a term that refers to which of the following?
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Ahead: Laboratory Mathematics and Calculations Subject: Chapter 1 A) Whether a patient is fasting or nonfasting
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Title: Basic Principles and Practices of Clinical Chemistry B) Collection of 24-hour urine specimens
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C) Time of day specimen collection occurs
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D) Whether a patient is resting or exercising Ans:
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, Ahead: Specimen Collection and Handling Subject: Chapter 1
Ws Ws Ws Ws Ws Ws Ws Base Settings: Brownstone Default Information Field: Complexity Information Field: Ahead
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W s Title: Basic Principles and Practices of Clinical Chemistry
Ws Ws Ws Ws Ws Ws Ws W s Information Field: Subject Information Field: Title
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Highest Answer Letter: D
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Multiple Keywords in Same Paragraph: No
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NAS ISBN13: 9781284238884, add to Ahead, Title tags
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14. Which of the following centrifuges minimizes pre-analytical errors associated with
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Ws the W s analysis of ammonia specimens? Ws Ws Ws
A) A temperature-controlled centrifuge with swinging buckets
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B) A temperature-controlled centrifuge with fixed buckets and an angled rotor
Ws Ws Ws Ws Ws Ws Ws Ws Ws Chapter: Chapter 02 – Test Bank
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C) A non-temperature-controlled centrifuge with swinging buckets
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D) A non-temperature-controlled centrifuge with fixed buckets Ans:
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Ahead: Laboratory Equipment Subject: Chapter 1
Ws Ws Ws Ws Ws Multiple Choice Ws
Title: Basic Principles and Practices of Clinical Chemistry
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1. What is the causative agent of AIDS?
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15. A STAT glucose specimen was drawn and sent to the laboratory. The specimen was
Ws Ws Ws Ws Ws Ws Ws Ws Ws Ws Ws Ws Ws A) A protozoanWs
W s retrieved from the pneumatic tube system and centrifuged immediately. After the serum
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W s specimen was then loaded onto the analyzer, a sample aspiration error occurred. What
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Ws specimen W s collection and handling error most likely caused the error?
Ws Ws Ws Ws Ws Ws Ws Ws D) A virus Ans: D
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A) A plasma specimen should have been collected instead of serum.
Ws Ws Ws Ws Ws Ws Ws Ws Ws Complexity: RL1 Ahead: Biologic Safety Subject: Chapter 2
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B) The specimen was not completely clotted prior to centrifugation.
Ws Ws Ws Ws Ws Ws Ws Ws W s Title: Laboratory Safety and Regulations
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C) The specimen should have been hand-carried to the laboratory.
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D) A temperature-controlled fixed angle centrifuge should have been used. Ans:
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Ws B W s Complexity: RL3 Ws
Ahead: Specimen Collection and Handling Subject: Chapter 1
Ws Ws Ws Ws Ws Ws Ws 2. What PPE must be worn when handling a tube of blood?
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W s Title: Basic Principles and Practices of Clinical Chemistry
Ws Ws Ws Ws Ws Ws Ws A) It is not required.
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B) Lab coat only Ws Ws
Import Settings: Ws C) Lab coat and gloves
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D) Lab coat, gloves, and eyewear Ans: C
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