The two main categories of development are

Astructural difference between the trachea and esophagus that prevents the trachea from collapsing is the presence of: a) smooth muscle b) skeletal muscle c) respiratory cilia d) rings of cartilage

North americans value straightforwardness and are suspicious of evasiveness. these traits identify the cultural dimension of a. individualism. b. time orientation. c. communication style. d. power distance.

Signs of a sprain might include: a deformed appearance immobility a grinding sensation swelling