Which assessment finding alerts the nurse to the possibility of a lens opacity?
A. An increased intraocular pressure
B. The absence of a red reflex
C. Decreased central vision
D. Positive corneal staining
B
The red reflex is elicited with an ophthalmoscope and represents reflection of the ophthalmos-copic light through the lens onto the vascular retina. The absence of a red reflex strongly indi-cates a lens opacity that does not allow light to penetrate through to the retina.
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Several processes enable a drug to reach a specific concentration in the body. Together they are called dynamic equilibrium. What are these processes? (Select all that apply.)
A) Distribution to the active site B) Biotransformation C) Absorption from the muscle D) Excretion E) Interaction with other drugs
The main feature of a factitious disorder is that symptoms are purposefully produced to allow the individual to:
a. Get out of work. b. Assume the sick role. c. Assume control of treatment. d. Get the attention of health care providers.
The nurse administers clopidogrel (Plavix) appropriately to the patient with what condition?
A) Maintaining the patency of grafts B) Treating peripheral artery disease C) Preventing emboli from valve replacements D) Dissolving a pulmonary embolus and improving oxygenation
A height of 5 feet 8 inches is equal to __ inches
(A) 58 (B) 68 (C) 72 (D) 80