One function of the ________ is the development of antibodies, which combat foreign substances that may invade the body

Which type of wood construction is used to create square or rectangular shapes that must be braced to provide diagonal stability?

A. Light wood B. Heavy timber C. Post and beam D. Ordinary timber

What term is used to describe the chest pain associated with blockage of the coronary arteries?

a. Angina b. Myocarditis c. Myalgia d. Infarction