This topic contains a solution. Click here to go to the answer

Author Question: Which of the following could aid in increasing contrast? decreased collimation higher-ratio grids ... (Read 76 times)

anshika

  • Hero Member
  • *****
  • Posts: 510
Which of the following could aid in increasing contrast?
 
 decreased collimation
  higher-ratio grids
  increased SID
  wedge filters

Question 2

PBL stands for:
 
 Peripheral Beam Limitation
  Position Beam Limitators
  Positive Beam Limitation
  Plus Beam Limitation



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

laurnthompson

  • Sr. Member
  • ****
  • Posts: 334
Answer to Question 1

higher-ratio grids

Rationale: Higher ratio grids are more efficient at absorbing scatter, increasing contrast.

Answer to Question 2

Positive Beam Limitation

Rationale: PBL stands for Positive Beam Limitation. PBL is intended to ensure the collimated light field is automatically configured once the image receptor is positioned within the Bucky.





 

Did you know?

Signs of depression include feeling sad most of the time for 2 weeks or longer; loss of interest in things normally enjoyed; lack of energy; sleep and appetite disturbances; weight changes; feelings of hopelessness, helplessness, or worthlessness; an inability to make decisions; and thoughts of death and suicide.

Did you know?

When Gabriel Fahrenheit invented the first mercury thermometer, he called "zero degrees" the lowest temperature he was able to attain with a mixture of ice and salt. For the upper point of his scale, he used 96°, which he measured as normal human body temperature (we know it to be 98.6° today because of more accurate thermometers).

Did you know?

Eat fiber! A diet high in fiber can help lower cholesterol levels by as much as 10%.

Did you know?

Acetaminophen (Tylenol) in overdose can seriously damage the liver. It should never be taken by people who use alcohol heavily; it can result in severe liver damage and even a condition requiring a liver transplant.

Did you know?

Increased intake of vitamin D has been shown to reduce fractures up to 25% in older people.

For a complete list of videos, visit our video library