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Body Vocab
Vocabulary
Word | Definition |
---|---|
ligament | attaches bone to bone |
joints | muscles attach across these to move bones |
tendon | muscles attach to bones with this tissue |
muscles | contract when they work |
response | a reaction of a living thing to a stimulus |
stimulus | something that triggers (starts) a response |
skeleton | a system of 206 bones in a human body |
skull | your brain, eyes and inner ears are protected inside this bone case |
immobilize | not moving |
one reason we have a skeleton | for protection |
a second reason we have a skeleton | for support |
a third reason we have a skeleton | for locomotion |
ball and socket | allow twisting and turning movements, allows movement in any direction |
hinge | allows movement in a certain spot to take place, allow the body parts to bend and straighten |
sliding | allow two flat bones to slide over each other, |
muscles change when they work | they contract |
a pinch | a stimulus |
jumping away | a response |
a bee sting | a stimulus |
pulling away and screaming | a response |