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20 Questions

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Week 4: Tuesday, Sept 19th_MC

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Questions and Answers

Which of the following is a modifiable predictor of peak bone mass?

Physical activity level (correct)

Genetics

Inadequate nutrient intake

Age

What is the main cause of age-related bone loss in women?

Increased cytokines

Impaired osteoblast production

Decreased production of sex hormones (correct)

Decreased calcium and phosphate stores

What is the primary characteristic of osteoporosis?

Increased bone mass

Altered bone shape and geometry

Trabecular bone loss and thinning (correct)

Thickening of cortical bone

Which of the following is a non-modifiable risk factor for osteoporosis?

Age Signup and view all the answers

What is the purpose of bone mineral density testing?

To measure bone mass Signup and view all the answers

What is the purpose of fracture risk calculators?

To assess fracture risk Signup and view all the answers

Which component makes up the majority of bone composition?

Extracellular matrix Signup and view all the answers

What is the main function of osteoblasts?

To form new bone tissue Signup and view all the answers

Which type of bone makes up the majority of skeletal mass?

Cortical (compact) bone Signup and view all the answers

What is the chemical formula for hydroxyapatite crystals?

Ca5(PO4)3(OH) Signup and view all the answers

Which cells are responsible for bone resorption?

Osteoclasts Signup and view all the answers

What is the main source of bone marrow?

Cortical (compact) bone Signup and view all the answers

Which of the following is a primary risk factor for osteoarthritis?

Overweight Signup and view all the answers

Which joints are most prone to wear and tear damage with aging?

Knees, hips, spine, big toes Signup and view all the answers

Which of the following is NOT a symptom of osteoarthritis?

Fever Signup and view all the answers

What is the most common joint affected by osteoarthritis?

Knee Signup and view all the answers

What is the characteristic feature of osteoarthritis?

Progressive degradation of articular cartilage Signup and view all the answers

What type of exercise is recommended for the prevention and treatment of osteoarthritis?

Flexibility exercises Signup and view all the answers

How often should muscle strengthening exercises be performed for effective pain relief in osteoarthritis?

Three times a week Signup and view all the answers

What is the role of synovial fluid in synovial joints?

All of the above Signup and view all the answers