Modality refers to the method of applying a therapeutic or physical treatment.
A) True
B) False
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Q. 2) Consider the following equation: y = 2x + 4 For every change of 1 in x, how much does the value of y change?
A) 0
B) 1
C) 2
D) 4
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Q. 3) Which of the following best illustrates the associative property of multiplication?
A) 1 2 3 = 6
B) 1 2 3 = 3 2 1
C) 1 2 3 = 3 1 2
D) (1 2 ) 3 = 1 (2 3 )
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Q. 4) Which of the following best describes the principle behind the unit conversion technique known as dimensional analysis?
A) All unit systems are able to use prefixes.
B) Any quantity can be multiplied by 1 without its value being changed.
C) Avogadro's number can identify the number of atoms in a mole.
D) The unit mole is standard in all unit systems.
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Q. 5) A set of results that fails the Rule of Three may indicate that
A) the patient has a pathological condition.
B) the ratio of white blood cells to red blood cells is abnormal.
C) the red blood cells in the sample have all lysed.
D) the volume of blood obtained from the patient is insufficient for analysis.
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Q. 6) A laboratory technician measures the transmittance of light through a solution containing an unknown concentration of glucose. She determines that 75 of the light passing through the sample was transmitted. Which of the following equations defines the ab
A) A = -log0.25
B) A = -log0.75
C) A = log2.5
D) A = log75.0
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Q. 7) Which of the following is a valid use of percentages?
A) They are a means for identifying the least common denominator of two fractions with different denominators.
B) They are used for maintaining the commutative property of long addition equations.
C) They can be used to maintain equality across an equation by performing the same operation on both sides of the equal sign.
D) They provide a means of standardizing proportions when the total number of parts is not 100.
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Q. 8) Nonindwelling catheters are also called external catheters.
A) True
B) False
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Q. 9) The following equation represents the proportionality of two variables: y = 4x What is the proportionality constant of this equation?
A) 4
B) 4x
C) x
D) y
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Q. 10) Which of the following sets of data would be bimodal?
A) 2, 2, 5, 6, 9, 9, 10, 12, 15, 17, 19
B) 2, 4, 6, 8, 10, 12, 14, 16, 18
C) 3, 3, 3, 4, 5, 6, 7, 9, 11, 14, 14
D) 3, 3, 4, 5, 6, 7, 9, 11, 11, 14, 17
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