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Ultrasound Physics Review > The Basics > Flashcards

The Basics Flashcards

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1
Q

What is the vertical axis of a graph called?

a. z-axis
b. x-axis
c. y-axis
d. time-axis

A

c. y-axis

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2
Q

What is the name of the horizontal axis of a graph?

a. z-axis
b. x-axis
c. y-axis
d. red axis

A

b. x-axis

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3
Q

How are scores on the ultrasound board exams related to study time?

a. inversely
b. conversely
c. directly
d. unrelated

A

c. directly

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4
Q

How are caloric intake and weight related?

a. inversely
b. partially
c. reciprocally
d. directly

A

d. directly

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5
Q

How is weight related to a sonographer’s time spent exercising?

a. inversely
b. conversely
c. directly
d. unrelated

A

a. inversely

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6
Q

What is the reciprocal of 1,000?

a. one-hundredth
b. 1,000
c. 0.001
d. one-millionth

A

c. 0.001

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7
Q

What is the reciprocal of 5?

a. one-hundredth
b. 5
c. 1/5
d. one-millionth

A

c. 1/5

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8
Q

What is the reciprocal of 1/10?

a. one-hundredth
b. 10
c. 1/10
d. one-millionth

A

b. 10

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9
Q

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?

a. 6 pounds
b. 11 pounds
c. 60 pounds
d. 30 pounds

A

d. 30 pounds

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10
Q

A bouquet has 30 flowers. The size of the bouquet is decreased by a factor of 3. How many flowers remain?

a. 27
b. 0
c. 10
d. 15

A

c. 10

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11
Q

Which of the following is not a measure of area?

a. square cm
b. meters squared
c. cubic meters
d. feet x feet

A

c. cubic meters

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12
Q

A sonographer measures the perimeter of an anatomical structure. Which of the following choices is a reasonable value for the measurement?

a. 6 cm^2
b. 5 cc
c. 15 mm
d. 18 dB

A

c. 15 mm

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13
Q

What are the units associated with the circumference of a circle?

a. mm
b. mm^2
c. cm^3
d. m^4

A

a. mm

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14
Q

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

A

d. 6 cm^3

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15
Q

The speed of red blood cells traveling through a blood vessel is 750 cm/sec. You are asked to measure this speed in miles per hour. What information would be sufficient for you to complete your task?

a. How many seconds in a minute and how many blood cells in the vessel.
b. the number of miles in a meter
c. How many seconds per hour and the number of miles in a centimeter
d. the direction of red blood cell motion and the Doppler shift frequency

A

c. How many seconds per hour and the number of miles in a centimeter

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16
Q

How much bigger is one billion than one thousand?

a. 1,000 times
b. 1,000,000 times
c. 10 times
d. 10,000 times

A

b. 1,000,000 times

Ultrasound Physics Review (30 decks)

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