The nurse clarifies that the difference between a photorefractive keratectomy (PRK) and a laser in-situ keratomileusis (LASIK) is that a LASIK:
a. reshapes the central cornea.
b. makes partial-thickness radial incisions in the cornea. c.
removes some internal layers of the cornea. d.
implants intracorneal rings.
ANS: C
The LASIK procedure removes some of the internal layers of the cornea affecting the central zone of vision.
You might also like to view...
Which body change normally occurs with ovulation?
a. Basal body temperature decreases. b. Cervical mucus becomes clearer, thinner, and threadlike. c. Pain occurs in the vulva. d. Menstrual flow begins.
Which of the following represents the same idea for physiological instruments as reliability does for psychosocial instruments?
a. Accuracy b. Precision c. Selectivity d. Sensitivity
What does impetigo ordinarily results in?
a. No scarring b. Pigmented spots c. Atrophic white scars d. Slightly depressed scars
Who is responsible for the development and evaluation of a plan for individualized client care?
a. the physician c. the primary nurse b. the client d. all nurses