#1
Which of the following is a major risk factor for osteoporosis?
Smoking
ExplanationSmoking decreases bone density.
#2
Which nutrient is essential for maintaining bone health?
Vitamin D
ExplanationVitamin D is crucial for maintaining bone health.
#3
Which of the following lifestyle choices can help reduce the risk of osteoporosis?
Regular weightlifting exercises
ExplanationRegular weightlifting exercises can help reduce the risk of osteoporosis.
#4
What role does calcium play in bone health?
Calcium provides structure and strength to bones
ExplanationCalcium provides structure and strength to bones, contributing to bone health.
#5
Which of the following vitamins is important for calcium absorption?
Vitamin D
ExplanationVitamin D is important for calcium absorption in the body.
#6
What is the primary source of vitamin D for most people?
Sunlight
ExplanationSunlight is the primary source of vitamin D for most people.
#7
What percentage of bone mass is typically acquired by the end of adolescence?
70%
ExplanationApproximately 70% of bone mass is acquired by the end of adolescence.
#8
Which hormone plays a significant role in regulating calcium levels in the blood and thus influences bone density?
Parathyroid hormone
ExplanationParathyroid hormone plays a significant role in regulating calcium levels and influencing bone density.
#9
Which demographic group is most commonly affected by osteoporosis?
Elderly individuals
ExplanationOsteoporosis commonly affects elderly individuals.
#10
What is the role of estrogen in bone health?
It inhibits bone resorption
ExplanationEstrogen inhibits bone resorption and helps maintain bone health.
#11
What is the medical term for the abnormal curvature of the spine often seen in advanced osteoporosis?
Kyphosis
ExplanationKyphosis is the abnormal curvature of the spine often seen in advanced osteoporosis.
#12
Which of the following factors is NOT associated with an increased risk of osteoporosis?
Regular weight-bearing exercise
ExplanationRegular weight-bearing exercise is not associated with an increased risk of osteoporosis.
#13
What is the primary method for diagnosing osteoporosis?
Bone density scan (DEXA scan)
ExplanationBone density scan (DEXA scan) is the primary method for diagnosing osteoporosis.
#14
Which of the following conditions is commonly associated with osteoporosis?
Rheumatoid arthritis
ExplanationOsteoporosis is commonly associated with rheumatoid arthritis.
#15
What is the primary mechanism by which bisphosphonates help treat osteoporosis?
Decreasing bone resorption
ExplanationBisphosphonates help treat osteoporosis by decreasing bone resorption.
#16
Which of the following medications is known to increase the risk of osteoporosis?
Proton pump inhibitors (PPIs)
ExplanationProton pump inhibitors (PPIs) are known to increase the risk of osteoporosis.
#17
What is the primary function of osteoblasts in bone remodeling?
Forming new bone tissue
ExplanationOsteoblasts play a primary role in bone remodeling by forming new bone tissue.
#18
Which of the following is a risk factor for developing secondary osteoporosis?
Hyperthyroidism
ExplanationHyperthyroidism is a risk factor for developing secondary osteoporosis.