#1
Which of the following is NOT a risk factor for osteoporosis?
Regular weight-bearing exercise
ExplanationRegular weight-bearing exercise strengthens bones and reduces the risk of osteoporosis.
#2
What is the primary role of calcium in preventing osteoporosis?
Maintaining bone density
ExplanationCalcium is essential for maintaining bone density and strength.
#3
Which of the following is NOT a lifestyle modification recommended for osteoporosis prevention?
Maintaining a sedentary lifestyle
ExplanationAvoiding a sedentary lifestyle is crucial for osteoporosis prevention.
#4
Which vitamin is essential for calcium absorption in the body?
Vitamin D
ExplanationVitamin D is crucial for calcium absorption in the body.
#5
Which demographic group has the highest prevalence of osteoporosis?
Postmenopausal women
ExplanationPostmenopausal women have the highest prevalence of osteoporosis.
#6
Which of the following lifestyle factors is NOT associated with an increased risk of osteoporosis?
Regular resistance training
ExplanationRegular resistance training is associated with lower risk of osteoporosis.
#7
What is the most common site of fractures in individuals with osteoporosis?
Spine
ExplanationSpine fractures are the most common in individuals with osteoporosis.
#8
Which hormone plays a significant role in the development of osteoporosis in postmenopausal women?
Estrogen
ExplanationEstrogen decline after menopause contributes to bone loss in postmenopausal women.
#9
What is the recommended daily intake of calcium for adults aged 19-50 years?
1000 mg
ExplanationAdults aged 19-50 years should aim for a daily intake of 1000 mg of calcium.
#10
What is the T-score range for osteopenia as per the World Health Organization (WHO) criteria?
-1.0 to -2.5
ExplanationA T-score range of -1.0 to -2.5 indicates osteopenia according to WHO criteria.
#11
Which of the following imaging techniques is commonly used to diagnose osteoporosis by measuring bone mineral density (BMD)?
DEXA scan
ExplanationDEXA scans are commonly used to measure bone mineral density for osteoporosis diagnosis.
#12
Which of the following medical conditions is associated with an increased risk of developing osteoporosis?
Hyperthyroidism
ExplanationHyperthyroidism is associated with an increased risk of osteoporosis.
#13
What is the primary mode of administration for bisphosphonate medications in osteoporosis management?
Oral
ExplanationBisphosphonate medications are primarily administered orally for osteoporosis management.
#14
Which of the following minerals is a component of bone tissue and plays a crucial role in bone strength and density?
Phosphorus
ExplanationPhosphorus is a vital component of bone tissue, contributing to bone strength and density.
#15
Which medication class is commonly prescribed for osteoporosis management by inhibiting bone resorption?
Bisphosphonates
ExplanationBisphosphonates are often prescribed to inhibit bone resorption and prevent osteoporosis progression.
#16
What is the primary mechanism of action of selective estrogen receptor modulators (SERMs) in osteoporosis management?
Decreasing bone resorption
ExplanationSERMs primarily work by decreasing bone resorption in osteoporosis management.
#17
What percentage of bone loss is typically observed per year in postmenopausal women with osteoporosis?
2-4%
ExplanationPostmenopausal women with osteoporosis typically experience 2-4% bone loss per year.
#18
Which of the following imaging techniques is used to assess bone microarchitecture and predict fracture risk in osteoporosis?
High-resolution peripheral quantitative computed tomography (HR-pQCT)
ExplanationHR-pQCT assesses bone microarchitecture and predicts fracture risk in osteoporosis.
#19
What is the primary mechanism of action of parathyroid hormone (teriparatide) in osteoporosis management?
Promoting bone formation
ExplanationParathyroid hormone (teriparatide) primarily promotes bone formation in osteoporosis management.