Chapter 13 Real Time Imaging

1.

The ability of the system to create numerous frames each second is called:

A.

Frame rate
B.

Time frame
C.

Temporal resoultion
D.

Superior lateral resolution

Correct Answer
A. Frame rate

Explanation
The term "frame rate" refers to the ability of a system to generate a high number of frames per second. It is commonly used in the context of video or animation, where a higher frame rate results in smoother and more fluid motion. The other options, such as "time frame," "temporal resolution," and "superior lateral resolution," do not accurately describe the concept of creating numerous frames per second.

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2.

Frame rate is determined by these two factors:

sound's speed in the meduim

the depth of imaging

A.

True
B.

False

Correct Answer
A. True

Explanation
The frame rate is determined by the speed of sound in the medium and the depth of imaging. This means that the rate at which frames are captured and displayed in an imaging system is influenced by the speed of sound in the medium being imaged and the depth at which the imaging is being done. This statement is true as both factors play a role in determining the frame rate.

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3.

Frame rate has what kind of units?

Correct Answer
hertz

Explanation
The frame rate refers to the number of frames displayed per second in a video or animation. It measures the frequency at which frames are shown. Hertz is the unit of frequency, representing cycles per second. Therefore, it is the appropriate unit for measuring the frame rate, as it indicates the number of frames displayed in one second.

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4.

The ability to precisely position moving structures from instant to instant is known as?

Correct Answer
temporal resolution

Explanation
Temporal resolution refers to the ability to accurately measure or track changes in a system over time. In the context of the given question, the ability to precisely position moving structures from instant to instant requires a high temporal resolution. This means being able to capture and analyze the movement of the structures at very small time intervals, allowing for accurate tracking and positioning.

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5.

Temporal resolution is determined by the frame rate

A.

True
B.

False

Correct Answer
A. True

Explanation
The statement is true because the temporal resolution refers to the ability to capture and display fast-moving objects or events without blurring. The frame rate, which is the number of frames displayed per second, directly affects the temporal resolution. A higher frame rate allows for smoother and more detailed motion, while a lower frame rate may result in motion blur or choppiness. Therefore, the frame rate determines the temporal resolution of a video or display.

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6.

The higher number of images, the better the temporal resolution and the fewer the images the lower the temporal resolution.Thus temporal resolution and frame rate are directly related

A.

True
B.

False

Correct Answer
A. True

Explanation
The explanation for the given correct answer is that temporal resolution refers to the ability to capture and display a series of images over time. A higher number of images means that there is a shorter time interval between each image, resulting in a better temporal resolution. On the other hand, a lower number of images means that there is a longer time interval between each image, resulting in a lower temporal resolution. Therefore, temporal resolution and frame rate are directly related, making the statement "the higher number of images, the better the temporal resolution and the fewer the images the lower the temporal resolution" true.

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7.

What is the relationship between frame rate and the time required to make a single image?

A.

Unrelated
B.

Direct
C.

Inverse

Correct Answer
C. Inverse

Explanation
The relationship between frame rate and the time required to make a single image is inverse. This means that as the frame rate increases, the time required to make a single image decreases, and vice versa. In other words, if the frame rate is high, each image is captured quickly, resulting in a shorter time to make a single image. On the other hand, if the frame rate is low, each image takes longer to capture, leading to a longer time to make a single image.

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Chapter 13 Real Time Imaging

The ability of the system to create numerous frames each second is called:

Frame rate is determined by these two factors: sound's speed in the meduim the depth of imaging

Frame rate has what kind of units?

The ability to precisely position moving structures from instant to instant is known as?

Temporal resolution is determined by the frame rate

The higher number of images, the better the temporal resolution and the fewer the images the lower the temporal resolution.Thus temporal resolution and frame rate are directly related

What is the relationship between frame rate and the time required to make a single image?

Frame rate is determined by these two factors:

sound's speed in the meduim

the depth of imaging