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WorksheetsU4Q4:Bone Formation & Remodeling
Total questions: 16
Worksheet time: 8mins
What is the initial material that an embryo's skeleton is made of?
Bone
Cartilage
Muscle
What cells secrete mineral deposits to replace cartilage?
Osteoclasts
Osteoblasts
Fibroblasts
What is the process of incorporating calcium and minerals into cartilage called?
Calcification
Ossification
Mineralization
What type of cells are chondrocytes?
Cartilage cells
Muscle cells
Blood cells
What do osteoclasts secrete to enlarge the medullary cavity?
Enzymes
Acid
Hormones
What is the organic component of bone called?
Hydroxyapatite
Osteoid
Calcium
What percentage of bone composition is mineral salts like hydroxyapatite?
35%
65%
80%
What hormone deposits extra calcium from blood into bones?
Parathyroid hormone (PTH)
Calcitonin
Insulin
What hormone stimulates osteoclasts to break down bone?
Calcitonin
Parathyroid hormone (PTH)
Growth hormone
What forms first when a bone is broken?
Hematoma
Compact bone
Spongy bone
What is the role of osteoblasts in bone formation?
Break down bone
Secrete mineral deposits
Form cartilage
What is the final stage in the repair of a broken bone?
Hematoma forms
Callus forms
Callus ossifies
Compact bone forms
the term "cephal-" refers to
head
skull
upon
the term "peri-" refers to
the term "-physis" refers to
the term "-blast" refers to
growth
skull
immature cell
