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Skeleton-Muscles 1
Learn about the vocab for Musculoskeletal
Term | Definition |
---|---|
locomotion | moving your body from one place to another |
function | the job or purpose of something |
bone marrow | a jelly-like substance inside some bones that produces blood cells |
calcium | an element that makes bones strong |
joint | the spot where two bones meet |
ligaments | bands of non-stretchy connective tissue that connect bone to bone. |
cartilage | soft substance that acts as cushion between some bones. your nose and ears are also made of this. |
tendons | connective tissue that attaches muscles to bones |
contract | to become shorter |
voluntary | to do something by choice |
involuntary | something you cannot control (happens automatically) |
cardiac muscle | involuntary muscle that is only found in the heart. |
smooth muscle | involuntary muscle that lines your internal organs |
skeletal muscle | "voluntary muscle that is attached to bones |
relax | to lengthen |
immovable | a spot where 2 bones meet but no motion is allowed, such as in the skull |
clavicle | also known as the collarbone |
humerus | also known as the upper arm bone |
vertebra | also known as the spine |
femur | also known as the thigh bone or upper leg bone |
patella | also known as the kneecap |
tibia | also known as the shin bone |
craniuml | also known as the skul |
scapula | also known as the shoulder blade |
flex | to bend |
extend | to lengthen |
hinge joint | allows movement in one direction, like knees and elbows |
ball-and-socket joint | joint that allows the most freedom of movement, like in hips and shoulders |
pivot joint | allow a rotating or twisting motion, like in the neck |
gliding joint | allow a sliding (back and forth) motion, like in wrists and ankles |