True or false (circle one). The concave?convex rule states that when a bone with a concave surface moves, the joint's surface moves in the opposite direction of the bone

________ are responsible for producing and maintaining connective tissue fibers

A) Fat cells B) Macrophages C) Mast cells D) Fibroblasts

Which of the following describes what each of the three sets of National Drug Code (NDC) numbers reflects?

Drug manufacturer, drug name, and drug dosage Drug manufacturer, drug product, and expiration date Drug manufacturer, drug product, and package size Drug manufacturer, drug name, and generic drug