Author Question: Grids will affect radiographic contrast in which way? diminish contrast produce higher contrast ... (Read 162 times)

aabwk4

  • Hero Member
  • *****
  • Posts: 593
Grids will affect radiographic contrast in which way?
 
 diminish contrast
  produce higher contrast
  no change in contrast
  produce lower contrast

Question 2

What positioning line is adjusted perpendicular on the PA skull?
 
 IPL
  OML
  MCP
  IOML



diana chang

  • Sr. Member
  • ****
  • Posts: 288
Answer to Question 1

produce higher contrast

Rationale: As grid ratio increases, less scatter radiation reaches the image receptor which improves contrast resolution of structures.

Answer to Question 2

OML

Rationale: The chin should be tucked until the OML is perpendicular to the IR. The MSP is also aligned perpendicular to the IR.



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
 

Did you know?

The lipid bilayer is made of phospholipids. They are arranged in a double layer because one of their ends is attracted to water while the other is repelled by water.

Did you know?

Though newer “smart” infusion pumps are increasingly becoming more sophisticated, they cannot prevent all programming and administration errors. Health care professionals that use smart infusion pumps must still practice the rights of medication administration and have other professionals double-check all high-risk infusions.

Did you know?

The people with the highest levels of LDL are Mexican American males and non-Hispanic black females.

Did you know?

In most cases, kidneys can recover from almost complete loss of function, such as in acute kidney (renal) failure.

Did you know?

Approximately one in four people diagnosed with diabetes will develop foot problems. Of these, about one-third will require lower extremity amputation.

For a complete list of videos, visit our video library