Chapter 1 Flashcards
What is the vertical axis of a graph?
Y-axis
What is the name of the horizontal axis of a graph called?
X-axis
What is the reciprocal of 1,000?
1/1000 or 0.001
What is the reciprocal of 5?
1/5 or 0.2
What is the reciprocal of 1/10?
10
A sack contains 6 pounds of flour. The contents of the bag are increased by a factor of 5. How much flour is in the bag? EXPLAIN YOUR REASONING BEHIND YOUR ANSWER.
Increased by a factor means multiply. 6X5=30
A bouquet has 30 flowers. The size of the bouquet is decreased by a factor of 3. How many flowers remain? EXPLAIN YOUR REASONING BEHIND YOUR ANSWER
Decreased by a factor means divide. 30/3=10
Which of the following is not a measure of area?
A. Square cm
B. Meters squared
C. Cubic meters
D. Feet x feet
Cubic meters
A sonographer measures the perimeter of an anatomical structure. Which of the following choices is a reasonable value for the measurement?
A. 6cm^2
B. 5cc
C. 15 mm
D. 18 dB
15mm
What are the units associated with the circumference of a circle?
A. mm
B. mm^2
C. cm^3
D. m^4
mm
The volume of a cystic structure is estimated from Sonographic data. Which of the following is an acceptable measurement of this volume?
A. 6
B. 6 cm
C. 6 cm^2
D. 6 cm^3
6 cm^2
How Much bigger is 1 billion than 1000?
1,000,000
Select the sequence that appears in increasing order?
A. Mega, kilo, hector, milli, giga
B. Nano, milli, micro, deci, deca, mega
C. Centi, deci, deca, hector
D. Milli, hector, centi, deci, nano, giga
C. Centi, deci, deca, hector
How many nanoseconds are in 7 seconds?
7,000,000,000
The letters below represent the abbreviations for the prefixes of the metric system. Select the sequence that appears in decreasing order.
A. m, k, M, g, da
B. g, m, k, d, u
C. g, k, di, m, u, n
D. M, k, da, d, c
D. M, k, da, d, c
What is the meaning of Mega?
Million
What is the definition of hecto?
Hundred
What is the definition of milli
Thousandth
What is the definition of kilo
Thousand
What is the definition of nano?
Billionth
What is the definition of giga?
Billion
Which term is the reciprocal of mega?
A. Nano
B. Kilo
C. Macro
D. Micro
A. Nano
Which term is the reciprocal of milli?
D. Micro
How are scores on the ultrasound registry exams related to study time?
A. Inversely
B. Conversely
C. Directly
D. Unrelated
C. Directly
How are caloric intake and weight related?
A. Inversely
B. Partially
C. Reciprocally
D. Directly
A. Inversely
How are size of a tree and its age related?
A. Inversely
B. Directly
C. Unrelated
B. Directly
How are the height of a person and the color of his automobile related?
A. Inversely
B. Directly
C. Unrelated
C. Unrelated
How is the age of a loaf of bread related to its freshness?
A. Inversely
B. Directly
C. Unrelated
A. Inversely
Which of the following is an appropriate unit for area?
A. Seconds
B. Yards
C. Inches
D. Cm^3
E. Square yards
E. Square yards
Which if the following is NOT an appropriate unit for volume?
A. Cubic miles
B. Gallons
C. Cm
D. Cm^3
E. Pint
C. Cm
All of the following are measure of length EXCEPT?
A. Mile
B. Inch
C. mm
D. Second
E. km
D. Second
How many milliliters are in 8 liters?
A. 1/8
B. 8
C. 80
D. 800
E. 8000
E.8000
How many centimeters are in 3 meters?
A. 1/300
B. 1/3
C. 3
D. 300
E. 3000
D. 300
How many kilometers are in 3000 meters?
A. 1/300
B. 1/3
C. 3
D. 300
E. 3000
C. 3
What is the reciprocal of 100?
A. 0.1
B. 100
C. 0.2
D. 0.01
E. 1/50
D. 1/100 or 0.01
What is the reciprocal of 1/8?
A. 80
B. 10
C. 1
D. 8
E. 72
D. 8
How many hertz is 3 MHz?
A. 3,000,000
B. 3,000
C. 333
D. 0.003
A. 3,000,000
How many milliliters are contained in a jar filled with 5 liters of fluid?
A. 5
B. 5,000
C. 500
D. 0.005
B. 5,000
How many liters are contained in 80 ml of fluid?
A. 8
B. 80
C. 0.008
D. 0.080
D. 0.080
How much bigger is a thousand than ten?
A. 10 times
B. 100 times
C. 1000 times
D. 500 times
B. 100 times
How much bigger is a billion than a million?
A. 10 times
B. 100 times
C. 1000 times
D. 500 times
C. 1000 times
How much smaller is a hundred than a thousand?
A. 1/10 times
B. 1/100 times
C. 1/1000 times
D. 1/10000 times
A. 1/10 times
