Long Bone Anatomy Worksheet
Explore the structure and function of long bones with this Grade 7 science worksheet, covering key components like compact bone, spongy bone, marrow, and cartilage.
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Long Bone Anatomy
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Read each question carefully and answer to the best of your ability. Use the provided diagram to help you identify the parts of a long bone.
Observe the diagram of a long bone below:
1. What is the primary function of the bone marrow found within a long bone?
To provide structural support
To produce blood cells
To store calcium and phosphorus
To protect internal organs
2. Which part of the long bone is responsible for growth in length?
Periosteum
Epiphyseal plate
Diaphysis
Articular cartilage
3. The tough, fibrous outer membrane covering a bone is called the .
4. bone is dense and strong, providing most of the bone's structural support.
5. The ends of long bones are covered with cartilage to reduce friction at joints.
6. Red bone marrow is primarily found in the medullary cavity of adult long bones.
True
False
7. Spongy bone is characterized by its dense, solid structure.
True
False
8. Describe the difference between compact bone and spongy bone in terms of their structure and location within a long bone.
9. Explain the role of articular cartilage in the function of a joint involving a long bone.