Which type of laser is most effective at coagulation?
a. CO2 laser
b. Ho:YAG
c. KTP
d. Nd:YAG
ANS: D
The continuous or pulsed wave of the Nd:YAG laser penetrates deeper into tissues than do other lasers. It coagulates large vessels up to 4 mm and has the most powerful coagulating action of all the surgical lasers.
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All unresponsive trauma patients should be assumed to have which of the following?
A. Intoxication B. Spinal injury C. Low blood sugar D. High blood sugar
Lumbar punctures are performed as a diagnostic procedure to evaluate the:
A) afferent nerves. B) cerebrospinal fluid. C) spinal nerves. D) none of the above.
Which of the following amendments or acts required manufacturers to register and list their products?
A) Medical Device Amendment B) Kefauver-Harris Amendment C) Durham-Humphrey Amendment D) Omnibus Budget Reconciliation Act
If your only protection from gunfire in a residence is behind a frame wall, you should:
A) attempt to locate a stud behind the wall and remain as close to that area as you possibly can. B) crouch down at the base of the wall, with your hands protecting your head, and remain still. C) recall that most walls have an interior frame that is metal and will afford you adequate protection. D) stand near the door or window frame, which usually contain more wood than other areas of the wall.