"Bones, bones, bones...make no bones about it. Bones, bones, everybody needs bones, just can't live without it!"
Today was our bone dissection. We have been bridging and scaffolding between our circulation and lymphatic unit to our immunity and disease unit. Dissection of the bone brings to life the material we have studied that has to do with blood cell creation and platelets. Students were presented with bovine femur specimens and learned about the periosteum, compact bone, cancellous bone, marrow, diaphysis, and the epiphysis, as well as cleaning out the medullary cavity. They peeled the periosteum, dug out the marrow, formed it into balls, and observed the bones and vessels. We will begin talking about B cells and T cells in disease when we return next week.
Tomorrow is the exhibition forensics match. Any scholar is invited to watch and participate in Student Congress. If students participate in events they will gain NJFL points. We will be in the cafe from 3:30 to 5:30. All parents and siblings are invited to attend, and there will be concessions. Before each event I will explain what it is that the crowd will be watching and how the event is judged. There will be three judges and competitors will receive their ballots after break. There will be awards at the end.
We have a cumulative spelling and vocabulary test tomorrow morning. We will be spending the afternoon getting ready for the tournament. Have a great three day weekend!
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Our scholars ROCK! |
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determining the age of our bovines |
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peeling periosteum |
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cutting fat out of the way |
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defining parts |
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investigating cartilage and bone |
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scraping the epiphysis |
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Look Ma! :) |
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Preparing to extract marrow |
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Bella showing her team's periosteum |
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peeling periosteum |
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observing vessels |
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scooping out bone marrow |
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Isaac found some great bone fragments |
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Evelyn the surgeon |
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cleaning out the medullary cavity |
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