skeletal system

Body's structural bones

The skeletal system is the framework of bones and connective tissue that supports the body, protects internal organs, and enables movement.

In humans, it comprises 206 bones along with cartilage, ligaments, and joints.

The term appears in anatomy and biology: The skeletal system provides attachment points for muscles.

Opposites
tissue type and structural role

skeletal systemmuscular system

Body's movement apparatus

musculature · soft tissue · flesh · muscles · viscera

hardness and rigidity

skeletal systemsoft tissue

Non-rigid body structures

flesh · muscle tissue · fat · cartilage · connective tissue

structural role

skeletal systemexoskeleton

External skeletal structure

hydrostatic skeleton · jellyfish · slug · octopus

Family

skull, skeleton, skeletal, systemic, skeletons, ossify, skeletally, skeletonize, skeletonized

Familiarity
Top 100,000
Profile
Known to kids · Used worldwide · Timeless · Concrete · Rated G