1. Lordosis (a) is an accentuated thoracic curvature, (b) is an accentuated lumbar curvature, (c) is an abnormal lateral curvature, (d) may result in osteoporosis. 2. The parts of the sternum that...

1. Lordosis (a) is an accentuated thoracic curvature, (b) is an accentuated lumbar curvature, (c) is an abnormal lateral curvature, (d) may result in osteoporosis.

2. The parts of the sternum that articulate at the sternal angle are (a) xiphoid and body, (b) xiphoid and manubrium, (c) manubrium and body, (d) second ribs.

 3. The only rib whose shaft is flattened in the horizontal plane, instead of vertically, is the (a) first rib, (b) seventh rib, (c) eleventh rib, (d) twelfth rib.