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a joint in your body where the end of a bone that is curved outwards meets the end of a bone that is curved inwards and they move together
one of the hard parts that form a frame inside the body of a human or animal. This frame is called a skeleton
the flat bone in the middle of your chest. The medical word is sternum.
one of the pair of bones that go across the top of your chest from your shoulder to the bottom of your neck. A less technical name for this is the collarbone.
the small bone at the bottom of your spine (=the row of bones down your back)
the hard structure, usually made of bone, inside the body of a vertebrate
the bone in the top part of your leg, above your knee. A less technical name for this is the thigh bone.
the outer narrower bone in the bottom part of your leg. The other wider bone is your tibia.
a joint (=part in the body where two bones meet) that allows movement up and down in one direction only, for example a knee joint or an elbow joint
one of the two joints (=parts where two bones meet) at either side of your body between your waist and the top of your legs
one of the two circular bones that make up the pelvis
any of the bones in your foot between your toes and your ankle
the bone at the front of your knee. The usual word for this is kneecap.
a joint (=part in the body where two bones meet) in which one bone turns around on another bone. This type of joint allows, for example, the head to turn from side to side.
medical the larger outer bone in the lower arm, next to the ulna
one of the two bones on the sides of your upper back. A less technical name for this is shoulder blade.
the bone in the lower front part of your leg, between your knee and your ankle
the main bone structure of your spine
the flat bone in the middle of your chest. A less technical word is breastbone.
liquid in joints (=body parts where two bones meet) that allows your bones to move smoothly
your ankle (=the set of bones that connect your foot to your leg)
the bone at the front of your lower leg, between your knee and your ankle. A more usual word is shinbone.
the longer of the two bones that connect your wrist to your elbow, next to the radius
the main bone structure down your back that forms your spine