In which program can enrollees who are aged 65 and older continue to obtain medical services at military hospitals and clinics as they did before they turned 65? 

A 67-year-old was previously diagnosed with rheumatic heart disease. Tests now reveal lipopro-tein deposition with chronic inflammation that impairs blood flow from the left ventricle into the aorta. Which diagnosis does this history support?

a. Aortic regurgitation b. Aortic stenosis c. Mitral regurgitation d. Mitral stenosis

Which of the following antibiotics has nonantibacterial properties?

a. penicillin b. erythromycin c. tetracycline d. clindamycin