TEST BANK FOR CLINICAL CHEMISTRY PRINCIPLES TECHNIQUES
AND CORRELATIONS 9TH EDITION BY BISHOP FODY
A+ Page
,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
Page
,3. A patient sample for uric acid gave an absorbance reading of 0.4, and the 50 mg/dL
standard gave an absorbance reading of 0.1. What is the concentration of uric acid in the patient's
sample in grams per deciliter?
A) 0.2
B) 12.5
C) 125
D) 200
Ans: D 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
B) 120
C) 234
D) 1200
Ans: D Complexity: RL2
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
C) 10
D) 25
Page
, Ans: A Complexity: RL2
Ahead: Laboratory Mathematics and Calculations Subject: Chapter 1
Title: Basic Principles and Practices of Clinical Chemistry
6. How many milliliters of concentrated sulfuric acid (H2S04), G.M.W. = 98 grams,
specific gravity = 1.500, purity = 80%, are needed to make 400 mL of a 2N solution?
A) 26.1
B) 32.7
C) 52.3
D) 65.3
Ans: B Complexity: RL2
Ahead: Laboratory Mathematics and Calculations Subject: Chapter 1
Title: Basic Principles and Practices of Clinical Chemistry
7. How many
required to make a 10% solution of MgS04?
A) 5.7 g/dL
B) 11.9 g/dL
C) 17.6 g/dL
D) 20.9 g/dL Ans: C Complexity: RL2
Ahead: Laboratory Mathematics and Calculations Subject: Chapter 1
Title: Basic Principles and Practices of Clinical Chemistry
8. What is the molarity (M) of a 4% solution of sodium hydroxide (NaOH)? M.W: Na = 23,
O = 16, H = 1.
A) 0.1M
Page
AND CORRELATIONS 9TH EDITION BY BISHOP FODY
A+ Page
,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
Page
,3. A patient sample for uric acid gave an absorbance reading of 0.4, and the 50 mg/dL
standard gave an absorbance reading of 0.1. What is the concentration of uric acid in the patient's
sample in grams per deciliter?
A) 0.2
B) 12.5
C) 125
D) 200
Ans: D 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
B) 120
C) 234
D) 1200
Ans: D Complexity: RL2
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
C) 10
D) 25
Page
, Ans: A Complexity: RL2
Ahead: Laboratory Mathematics and Calculations Subject: Chapter 1
Title: Basic Principles and Practices of Clinical Chemistry
6. How many milliliters of concentrated sulfuric acid (H2S04), G.M.W. = 98 grams,
specific gravity = 1.500, purity = 80%, are needed to make 400 mL of a 2N solution?
A) 26.1
B) 32.7
C) 52.3
D) 65.3
Ans: B Complexity: RL2
Ahead: Laboratory Mathematics and Calculations Subject: Chapter 1
Title: Basic Principles and Practices of Clinical Chemistry
7. How many
required to make a 10% solution of MgS04?
A) 5.7 g/dL
B) 11.9 g/dL
C) 17.6 g/dL
D) 20.9 g/dL Ans: C Complexity: RL2
Ahead: Laboratory Mathematics and Calculations Subject: Chapter 1
Title: Basic Principles and Practices of Clinical Chemistry
8. What is the molarity (M) of a 4% solution of sodium hydroxide (NaOH)? M.W: Na = 23,
O = 16, H = 1.
A) 0.1M
Page
