Which of the following is not a type of muscle tissue?

Tendinous is not classified as a type of muscle tissue. Muscle tissue is categorized into three main types: skeletal, cardiac, and smooth (which can be referred to as involuntary, as it operates without conscious control). Skeletal muscle is responsible for voluntary movements and is under conscious control; cardiac muscle is specialized for the heart and is involuntary; smooth muscle is also involuntary and found in various organs.

Tendons, on the other hand, are connective tissues that attach muscles to bones, not muscle tissues themselves. Understanding the distinction between muscle types and supportive structures like tendons is crucial in recognizing the organization and functionality of the musculoskeletal system. This knowledge helps in the study and application of concepts in anatomy and physiology.