Answer to Question 1
ANS: D
A drain enhances wound healing by preventing tissue devitalization or wound margin necrosis, eliminating fluid accumulation, obliterating dead space, allowing apposition of tissues, preventing formation of hematomas or serums, minimizing a potential source of wound contamination, decreasing postoperative pain, and minimizing scarring.
Answer to Question 2
ANS: B
The wound is classified at the end of the surgical procedure as one of four types: (1) clean, (2) clean-contaminated, (3) contaminated, (4) dirty and infected. Surgical wounds are classified by the degree of microbial contamination or exposure that may predispose a patient to a postoperative wound infection.
Dried dead plants
Charles Darwin may be dead and gone but a recent write-in campaign has pitted him against Republican
On March 25, 1911, as scores of young factory girls leaped to their deaths from the eighth, ninth, a
In middle childhood, children spend increasing amounts of time with peers and friends.
Routes of infection for pyelonephritis.
HIV Infection Cycle