Musculoskeletal system - keeping in shape

The musculoskeletal system consists of your skeletal system (bone and joints) and your skeletal muscle system.

• True

• False

Working together, the skeletal system and the skeletal muscle system protect internal organs, maintain posture, produce blood, store minerals and enable your body to move.

• True

• False

Bones contain hard tissue called bone marrow in which blood cells are made.

• True

• False

Answer explanation

False; Bones contain soft tissue called bone marrow in which blood cells are made.

Your trachea, nose and ears are mostly made up of bone.

• True

• False

Answer explanation

False; Your trachea, nose and ears are mostly made up of cartilage

The job of immovable joints, such as those in your skull, is to absorb enough energy from a severe knock to prevent the bone from breaking.

• True

• False

Bones at a joint are held together by tendons, whereas muscles are connected to bones by ligaments.

• True

• False

Answer explanation

False; Bones at a joint are held together by bundles of strong fibres called ligaments. Muscles are connected to the bones of your skeleton by bundles of tough fibres called tendons.

New technologies are being researched and developed to help fix broken bones that include using stem cells and special ‘glues’.

• True

• False

Voluntary muscles are connected to bones and you can choose when and how to use them.

• True

• False

Involuntary muscles only work when you consciously decide to use them.

• True

• False

Answer explanation

False; Involuntary muscles work without you having to think about them, such as the muscles that make your heart pump.