Which of the following substances rapidly deteriorates upon ...

[awywial]

Which of the following substances rapidly deteriorates upon exposure to air?
 
  a. alcohol c. hexachlorophene
  b. iodine d. hydrogen peroxide

Question 2

Which of the following requires careful reporting of sensitivity reactions because of its use in media for X-rays?
 
  a. alcohol c. silver nitrate
  b. iodine d. hydrogen peroxide

[prumorgan]

Answer to Question 1

ANS: D

Feedback
A Incorrect: Although alcohol evaporates, it does not evaporate as quickly as hydrogen peroxide inactivates.
B Incorrect: Iodine action does not deteriorate with exposure to the air.
C Incorrect: Hexachlorophene does not deteriorate with exposure to the air.
D Correct: Hydrogen peroxide should be used immediately after dilution with normal saline.

Answer to Question 2

ANS: B

Feedback
A Incorrect: This is not used in radiologic media.
B Correct: The most serious disadvantage to iodine is hypersensitivity.
C Incorrect: This is not used in radiologic media.
D Incorrect: This is not used in radiologic media.

[awywial]

Gracias!

[mohan]

Thanks for the timely response, appreciate it