Yes they do ! They have a complete internal skeleton and muscular system.
Muscles that cross two joints and act on both joints are called biarticular muscles. These muscles can generate movement at both joints they cross, which can have implications for muscle function and coordination during activities involving those joints.
All the synovial joints that are used in normal daily activities, like the muscles and joints of the arms and legs.
The hamstrings and gluteous maximus are main muscles involved in diving and the pivot joints on your knee are the main joints you use.
JOINTS
joints
tendon
Muscles.
relaxees
Equilibrium and the activities of muscles and joints are monitored by proprioceptors. Proprioceptors can be found in joints and skeletal striated muscles.proprioceptorsproprioceptors
Joints
.
its muscles and joints