20 Questions
Which of the following is a modifiable predictor of peak bone mass?
Physical activity level
What is the main cause of age-related bone loss in women?
Decreased production of sex hormones
What is the primary characteristic of osteoporosis?
Trabecular bone loss and thinning
Which of the following is a non-modifiable risk factor for osteoporosis?
Age
What is the purpose of bone mineral density testing?
To measure bone mass
What is the purpose of fracture risk calculators?
To assess fracture risk
Which component makes up the majority of bone composition?
Extracellular matrix
What is the main function of osteoblasts?
To form new bone tissue
Which type of bone makes up the majority of skeletal mass?
Cortical (compact) bone
What is the chemical formula for hydroxyapatite crystals?
Ca5(PO4)3(OH)
Which cells are responsible for bone resorption?
Osteoclasts
What is the main source of bone marrow?
Cortical (compact) bone
Which of the following is a primary risk factor for osteoarthritis?
Overweight
Which joints are most prone to wear and tear damage with aging?
Knees, hips, spine, big toes
Which of the following is NOT a symptom of osteoarthritis?
Fever
What is the most common joint affected by osteoarthritis?
Knee
What is the characteristic feature of osteoarthritis?
Progressive degradation of articular cartilage
What type of exercise is recommended for the prevention and treatment of osteoarthritis?
Flexibility exercises
How often should muscle strengthening exercises be performed for effective pain relief in osteoarthritis?
Three times a week
What is the role of synovial fluid in synovial joints?
All of the above
Test your knowledge of the musculoskeletal changes associated with aging, specifically focusing on bones and joints. This quiz will cover the anatomy and physiology of bone composition, including the extracellular matrix and inorganic components. Join Professor Gina Whitaker as she explores the physical dimensions of aging in HES 383.
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