What condition is characterized by weak and brittle bones, which may cause frequent fractures?

a. osteomyelitis
b. osteoporosis
c. osteosarcoma
d. osteomalacia

An is a record that contains a list of qualified workers in an industry.

How do you imagine the heart of a person with prolonged high blood pressure might look different from the heart of someone with normal blood pressure?

Drug categories matching. match the term in column 1 with the associated term in column 2. antihistamine antipsychotic analgesic antidiabetic anticholinergic beta-agonists anti-alzheimer ssri antianxiety corticosteroid cytotoxic antifungal antiviral quinolone cephalosporin rapid-acting insulin antiemetics anti-acidity antihyperlipidemics vasodilators antiarrhythmics calcium channel blockers beta blockers angiotensin ii receptor blockers diuretics digitalis preparations antiosteoporosis drug antiplatelet drug local anesthesia ipratropium simvastatin aricept dolasetron ciprofloxacin digoxin aripiprazole sotalol acyclovir valsartan hydralazine nsaid