The right lateral position best describes which of the following? ...

[Wadzanai]

The right lateral position best describes which of the following?
 
 X-rays enter the left side and exit the right side of the body.
  X-rays enter the right side and exit the left side of the body.
  X-rays enter the back and exit the front side of the body.
  X-rays enter the front and exit the back side of the body.

Question 2

Each large block of five small squares represent how many seconds on ECG paper?
 
 0.05 seconds
  0.04 seconds
  0.2 seconds
  0.1 seconds

[jessofishing]

Answer to Question 1

X-rays enter the left side and exit the right side of the body.

Rationale: X-rays enter the right side and exit the left side of the body describes the left lateral position; X-rays enter the front and exit the back side of the body.describes the AP (anterior-posterior) position; X-rays enter the back and exit the
front side of the body describes the PA (posterior-anterior) position.

Answer to Question 2

0.2 seconds

Rationale: The distance across each small square is 0.04 seconds. The distance across one large square block is 0.2 seconds (five times greater since one large block contains five small squares). The distance across five large squares is equal to 1 second.