Which of the following surgical procedures means to destroy a small precise area of the retina?
A) enucleation
B) scleral buckling
C) photorefractive keratectomy
D) laser photocoagulation
D) laser photocoagulation
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Because the mucous membranes that line the nasal cavity extend into and line the sinuses, a common cold often leads to sinusitis
Indicate whether the statement is true or false.
The preoperative order reads Demerol 60 mg IM on call. The narcotics drawer contains vials labeled meperidine (Demerol) 100 mg/2 mL. How should this be set up in the ratio and proportion method?
A) 60 mg : 100 mg = 2 mL : X mL B) 100 mg : 2 mL = 60 mg : X mL C) X mL : 2 mL = 100 mg : 60 mg D) 2 mL : 60 mg = 100 mg : X mL
In addition to sexual transmission, trichomoniasis can also be contracted via prolonged exposure to moist material that harbors the protozoan
Indicate whether the statement is true or false
Which vehicle safety mechanism has proved more effective in saving lives?
a. seat belts b. air bags c. shoulder straps d. good tires e. anti-lock brakes