8. Joints

Why is dislocation of the shoulder joint one of the most common joint injuries?

Which of the following is a correct description of syndesmoses?

What structures form the knee and elbow joints? Of the two joints, which do you think would be more stable? Why?

Which of the following is not a function of articulations?

a. Movement

b. Blood cell formation

c. Stability

d. Providing growth in length for long bones

Mark the following statements as true or false. If a statement is false, correct it to make a true statement.

c. Cartilaginous joints are synarthroses.

Which of the following correctly describes the function of a ligament?

a. It connects a muscle to its attachment point, such as a bone.

b. It is a fluid-filled structure that minimizes friction during movement.

c. It connects two bones to each other in a joint.

d. It surrounds a tendon and protects it in high-stress areas.

When articular cartilage is damaged, often fibrocartilage forms instead of new hyaline cartilage. Does fibrocartilage have the same properties as hyaline cartilage? Is it likely to provide the same type of surface as hyaline cartilage? Explain. (Connects to Chapter 4)