Answer to Question 1
ANS: C
The use of short-acting anesthetic agents, such as propofol and nitrous oxide, has proven beneficial in eliminating procedural pain. Nitrous oxide is an anesthetic agent.
Answer to Question 2
ANS: B
When applied early to a superficial partial-thickness injury, biologic dressings stimulate epithelial growth and hasten wound healing. If the dressing covers areas of heavy microbial contamination, infection occurs beneath the dressing. In the case of partial-thickness burns, such infection may convert the wound to a full-thickness injury. Infection is the primary concern when biologic dressings are used.
Photograph of a child with a cochlear implant. This device sends electrical impulses directly to the
Major trunk lines carrying long-distance traffic crisscrossed the area east of the Mississippi. The
Caregivers’ responses sometimes help a child with strong emotions adapt to the environment.
Rubella rash in a young child. Rubella is also called 3-day measles or German measles.
Typical injuries of an unrestrained driver.
Tibetan Mother and Child