Chapter 19. Facial trauma: Soft tissue lacerations and burns

Question 1

Chief cause of pain associated with injection are
due to

a. the temperature of the injectate
b. the acidity of the solution
c. the speed of injection
d. the size of the needle
e. all of the above

Answer 1

Ans. E
Decreases pain: warming, buffering with NaCO3 with 9:1 ratio to increase pH (but decreases duration of effect), slow injection, use of 27 or preferrably 30 gauge needle

Question 2

A superficial soft tissue wound caused by contact with a hard, irregular surface that results in skin loss that does not extend to the subcutaneous layer

a. Laceration
b. Abrasion
c. Avulsion
d. Contusion

Answer 2

Ans. B