A nurse explains that laser-assisted in situ keratomileusis (Lasik) and photorefractive keratectomy (PRK) are methods to correct refractive errors surgically. What do these procedures reshape?
a. Cornea
b. Lens
c. Iris
d. Pupil
A
Both surgical procedures are used to reshape the cornea. The clinician will need to determine which structure of the eye will need surgery to correct the vision.
You might also like to view...
The operating budget covers a specific period, called a _____ year
a. fiscal b. budget c. calendar d. federal government
When you come on shift you find that one of your patients had a Heller myotomy earlier in the day. You know that a Heller myotomy is treatment for what?
A) Esophogeal cancer B) GERD C) Barrett's esophagus D) Diffuse spasm
A newly admitted 86-year-old patient has scratch marks in the groin and axilla and on her limbs. There are small, punctate red lesions that the patient says itch "like crazy." Which is the most likely cause and the best nursing action?
a. Senile purpura, and employs skin tear precautions b. Scabies, and employs Standard Precau-tions c. Senile itch, and employs use of emollient d. Allergy, and employs focused assessment for cause
In identifying a number of infections a pregnant woman might have that affect the health of the fetus, the acronym TORCH is used. In the acronym:
1. "T" stands for toxic. 2. "O" stands for other infections. 3. "C" stands for colds. 4. "H" stands for hepatitis.