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Sport 1.1

1.1 Know about the structure and function of the musculoskeletal system

TermDefinition
musculoskeletal system The body system made up of the skeleton, muscles, and the connective tissues that bind them together (ligaments, tendons and cartilage).
skeleton The body’s internal structural framework, composed of separate but connected bones.
bones The connected parts of the skeleton. They are lightweight but strong and rigid, and vary greatly in terms of size and shape.
structural support One of the functions of the skeleton is s..... s..... for the body.
protection One of the functions of the skeleton is p..... of vital organs.
muscle attachment One of the functions of the skeleton is m..... a..... for movement.
ligaments The connective tissues that bind together the bones of the skeleton at its joints.
cartilage The connective tissue that protects bones from wear and tear at joint sites (among other functions in the body)
tendons The connective tissues that attach muscles to bones.
muscles Bundles of fibrous tissue that produce movement in the body by contracting and relaxing.
muscle fibres Long, cylindrical cells which are grouped together in bundles of hundreds or thousands in a single muscle., and contract or relax together to move the muscle.
contraction Shortening of muscle fibres which takes place in response to chemical and electrical messages sent by the body’s nervous system.
antagonistic muscle pairs A pair of muscles that operate together to produce certain types of reversible movement. When one muscle in the pair contracts, the other relaxes.
triceps The muscle that forms an antagonistic muscle pair with the biceps.
hamstrings The muscle that forms an antagonistic muscle pair with the quadriceps.
trapezius The muscle that forms an antagonistic muscle pair with the pectoral muscle.
biceps The muscle that forms an antagonistic muscle pair with the triceps.
quadriceps The muscle that forms an antagonistic muscle pair with the hamstrings.
pectoral muscle The muscle that forms an antagonistic muscle pair with the trapezius.
Created by: IL400
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