The older adult client often has difficulty seeing objects that are close because the lens of the eye becomes less pliable. Which of these terms describes this condition?
a. glaucoma c. myopia
b. macular degeneration d. presbyopia
D
Vision is also affected by aging. The lens becomes less pliable and less able to increase its curvature, causing presbyopia. Accommodation of pupils decreases and vitreous humor changes, causing blurred vision. Lacrimal ducts secrete less fluid, causing dryness and itching.
You might also like to view...
The healthcare provider is performing an assessment on a pregnant client. The examiner notes a softening in the area being assessed. Which probable sign of pregnancy is being assessed?
1. Goodell sign. 2. Hegar sign. 3. Chadwick sign. 4. Ladin sign.
You are teaching a group of patients with allergic rhinitis about the use of their medications. What would be the most essential information to give these patients about preventing possible drug interactions?
A) OTC medications are safe to use B) Use only one pharmacy so the pharmacist can check drug interactions for you C) Read drug labels before taking OTC medications D) Ask the pharmacy tech to assist you in selecting an OTC medication
Identify a difference between butyrophenones and phenothiazines.
A. Butyrophenones block 5HT2A receptors more than they block D2 receptors, whereas phenothiazines block D2 receptors more than they block 5HT2A receptors. B. Butyrophenones are less potent than phenothiazines on a milligram basis. C. Butyrophenones produce a higher incidence of extrapyramidal symptoms than phenothiazines. D. Butyrophenones produce a higher incidence of peripheral effects than phenothiazines.
The effects of a sympathetic drug would include all of the following EXCEPT:
a. pupil dialation b. increased respirations c. decreased heart rate d. increased blood pressure