The drugs of first choice in the treatment of intraocular hypertension and chronic open-angle glaucoma are the:
A. cholinesterase inhibitors
B. beta-adrenergic blockers
C. carbonic anhydrase inhibitors
D. osmotic diuretics
b
Rationale: Beta-adrenergic blockers are considered the drugs of first choice in the treatment of patients with intraocular hypertension and chronic open-
angle glaucoma. They are relatively safe, highly efficacious, act longer than cholinergic agonists, and have no effects on pupil size or accommodation.
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Which of the following values are indicative of acute respiratory failure and the need for venti-latory support?
1. Maximum inspiratory pressure (MIP) = ?38 cm H2O. 2. Vital capacity (VC) = 650 mL for a 70 kg male. 3. Alveolar-to-arterial partial pressure of oxygen [P(A?a)O2] = 150 on 100% oxygen. 4. Maximum expiratory pressure (MEP) = 25 cm H2O. a. 1 and 2 only b. 2 and 4 only c. 1 and 3 only d. 3 and 4 only
What is the difference between an ambulatory care and an acute care facility?
What will be an ideal response?
Body cells surrounding capillaries usually have
A. high oxygen concentration. B. low oxygen concentration. C. low carbon dioxide concentration. D. high nutrient concentration.
Fourth finger
a. Ulnar b. Radial