2 Engage What is Osteoporosis????? Complete the osteoporosis questionnaire.
3 EngageDebonedWhat would happen if humans did not have bones? Your body would be limp like a rag doll. Could you stand up? Could you walk?Without bones in your body, you would be like the blob.As a class we will observe two bones that were soaked in two different solutions.
9 Exoskeleton external skeleton Arthropods and Mollusks Arthropod’s skeleton is made of a material called chitin and must be shed to permit growth.Mollusk’s skeleton is made by the mantle from calcium carbonate.
10 Endoskeleton Internal skeleton Grows with the organism Made of cartilage or a combination of cartilage and bone.Ossification – replacing cartilage with bone around 7 months before birthOsteoclasts – break down boneOsteoblasts – form bone tissueContains 2 parts : axial and appendicular areas.