Bone Density: Understanding Skeletal Health
This worksheet explores the concept of bone density, its importance, factors affecting it, and methods of measurement and maintenance.
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Bone Density: Understanding Skeletal Health
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Read each question carefully and answer to the best of your knowledge. For multiple-choice questions, circle the correct option. For fill-in-the-blank and short-answer questions, write your answers in the space provided.
1. Which of the following is the primary mineral responsible for bone hardness and density?
Iron
Calcium
Potassium
Sodium
2. What is the medical term for abnormally low bone density, leading to increased fracture risk?
Arthritis
Osteoporosis
Scoliosis
Rickets
3. The two main types of cells involved in bone remodeling are osteoblasts, which build new bone, and , which break down old bone tissue.
4. Vitamin is crucial for calcium absorption in the gut, directly impacting bone density.
5. Briefly explain the role of weight-bearing exercises in maintaining or improving bone density.
6. Bone density typically peaks in an individual's 40s and then gradually declines.
True
False
7. A DEXA scan is a common and effective method for measuring bone mineral density.
True
False
8. Observe the diagram of a long bone cross-section. Identify and label two distinct regions or components that contribute to bone strength and density.
9. A 60-year-old female patient is diagnosed with osteoporosis. Discuss at least three lifestyle modifications or treatments that could be recommended to help manage her condition and improve bone density.