The ________ contain(s)a lubricating fluid that reduces friction between two bony surfaces.
A) cartilage
B) synovial sac
C) sarcomeres
D) ligaments

Question

Quizplus · Accepted Answer

The synovial sac is a fluid-filled sac found in joints. It contains synovial fluid, which acts as a lubricating fluid between two bony surfaces, reducing friction during movement. Cartilage also acts as a cushion between bones in a joint, but it does not contain lubricating fluid. Sarcomeres are the contractile units of muscle fibers, while ligaments connect bones to other bones in a joint.

The ________ Contain(s)a Lubricating Fluid That Reduces Friction Between Two