Question 1

X-rays were discovered

Accepted Answer

X-rays were discovered November 8,1895.

Question 2

_______________ is equal to distance traveled divided by the time needed to cover that distance.

Accepted Answer

Distance traveled divided by the time needed to cover that distance is the formula to derive velocity.

Question 3

An example of how x-rays were used for entertainment or business gain in a dangerous manner was the

Accepted Answer

Although the stove polish,headache tablets,and golf balls used "x-ray" in their names,the shoe fitter actually exposed shoppers to radiation.

Question 4

In the British system the unit of measure for time is

Accepted Answer

The British system uses second to quantify time.

Question 5

Acute radiodermatitis was

Accepted Answer

Early on,the excessive radiation exposure to many operators and patients resulted in radiation burns,a delayed response to the exposure.

Question 6

Who brought attention to the dangers of x-rays?

Accepted Answer

Thomas Edison,the famous American inventor,suffered a radiation burn and brought attention to the dangers of x-rays.

Question 7

In the British system the unit of measure for length is

Accepted Answer

The British system uses foot to quantify length.

Question 8

Wilhelm Roentgen's lab was located in

Accepted Answer

Dr.Roentgen's lab was located at the University of Wurzburg in Wurzburg,Germany.

Question 9

In the SI system the unit of measure for time is

Accepted Answer

The SI system uses second to quantify time.

Question 10

The metric system is also known as the

Accepted Answer

The metric system is also known as the System International (SI).

Question 11

In the British system the unit of measure for mass is

Accepted Answer

The British system uses pound to quantify mass.

Question 12

Barium platinocyanide was the material in Dr.Roentgen's laboratory that

Accepted Answer

A piece of cardboard covered with barium platinocyanide fluoresced when the tube was energized,leading to further investigation.

Question 13

The first radiograph produced by Dr.Roentgen was of

Accepted Answer

The first radiograph was taken December 22,1895,of his wife,Bertha's,hand.

Question 14

Exposure times for very early radiographs ranged from

Accepted Answer

Exposure times for early radiographs took from 20 minutes to 2 hours to produce an image.

Question 15

Exposure,dose,and dose equivalent are

Accepted Answer

Along with the measure of radioactivity,dose,dose equivalent,and exposure are radiologic quantities.

Question 16

Meters per second squared (m/s²)is the unit of measure of

Accepted Answer

Meters per second squared (m/s²)is the unit of measure of acceleration.

Question 17

In the SI system the unit of measure for length is

Accepted Answer

The SI system uses meter to quantify length.

Question 18

Velocity,acceleration,and work are

Accepted Answer

Along with force,momentum and power,velocity,acceleration,and work are derived from the fundamental quantities.

Question 19

In the SI system the unit of measure for mass is

Accepted Answer

The SI system uses kilogram to quantify mass.

Question 20

Mass,length,and time are considered

Accepted Answer

Mass,length,and time are the most basic or fundamental quantities.

Quiz 1: Introduction to the Imaging Sciences