The three main types of articulations within the human body are? 1. fibrous, cartilaginous, and synovial. 2.tendons, ligaments, and cartilages. 3.bones, muscles, and joints. 4.flexible, extendable, and rotational.

The three main types of articulations withing the human body are FIBROUS, CARTILAGINOUS AND SYNOVIAL.
Another word for articulation is joint. A joint refers to a point of contact between two bones or between a cartilage and a bone. A joint is said to be fibrous, if the bones are held together by fibrous connective tissues. A joint is described as cartilaginous, if a bone is joined to a cartilage. A synovial joint is one in which the bones are joined by various ligaments.