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Biobeyond Unit 8: Lifting Tons and Skeletons with correct answered
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Biobeyond Unit 8: Lifting Tons and Skeletons with correct answered
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Biobeyond Unit 8: Lifting Tons andSkeletons
What do you think is a key difference between living on Earth and in space? Click on the pictures to find
out more. - correct answer ✔✔I think a key difference between living in space and Earth is that there is a
gravitational pull when on Earth, but not in space.
Which of these activites do you think would be the most awkward to do in microgravity? - correct
answer ✔✔Eating
What skeletal region do you think works the hardest to hold your body upright on Earth? Use the star to
label that area. - correct answer ✔✔Star on legs
Bone Resorbing Cell - correct answer ✔✔Uses enzymes to dissolve bones
Releases calcium into bloodstream
OsteoClasts
Bone Builder Cell - correct answer ✔✔Uses calcium to thicken bone
Called OsteoBlasts
When more load is put on a bone, ___ signal ___ to increase bone density. - correct answer
✔✔osteocytes, osteoblasts, increase
When less load is put on a bone, ___ signal ___ to decrease bone density. - correct answer
✔✔osteocytes, osteoclasts, decrease
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