Summary

The musculoskeletal_system includes bones, skeletal_muscle, joints, tendons, ligaments, and cartilage. Main functions: support, movement, protection, mineral_storage, and hematopoiesis. The axial_skeleton forms the skull, spine, and rib cage. The appendicular_skeleton includes limbs and girdles. Common joint types are synovial_joint, fibrous, and cartilaginous. Basic assessment uses inspection, palpation, range_of_motion, and muscle strength grading 0 to 5. Key actions to recall: flexion, extension, abduction, adduction, rotation.