Author Question: Topical anesthesia should be left on the mucosa for how long to be most effective? a. 30 seconds b. ... (Read 78 times)

misspop · **on:** Jun 25, 2018

Topical anesthesia should be left on the mucosa for how long to be most effective?
a. 30 seconds
b. 60 seconds
c. 2 minutes
d. 5 minutes

Question 2

Using E-speed film instead of D-speed film will reduce the developing time.
a. True
b. False
Indicate whether the statement is true or false

apple · **Reply #1 on:** Jun 25, 2018

Answer to Question 1

b
RATIONALE: Topical anesthesia should be left on the mucosa for 60 seconds to be most effective.

Answer to Question 2

False
RATIONALE: Using E-speed film instead of D-speed film will reduce the exposure time.