⏳MCQs Pharma Lec4⏳
•Drugs affecting bone metabolism
⚠️اسئلة الكوز⚠️
•Drugs affecting bone metabolism
⚠️اسئلة الكوز⚠️
1. What is the primary characteristic of Osteoporosis?
Anonymous Quiz
5%
a. Excessive bone formation
91%
b. Progressive loss of bone mass
2%
c. Enlarged or misshapen bones
2%
d. Softening of bones
0%
e. Increased calcium homeostasis
2. In which population does Osteoporosis occur most frequently?
Anonymous Quiz
2%
a. Children
93%
b. Postmenopausal women
2%
c. Teenagers
2%
d. Middle-aged men
0%
e. Infants
3. Which disorder is usually limited to one or a few bones?
Anonymous Quiz
6%
a. Osteoporosis
8%
b. Osteomalacia
78%
c. Paget disease
4%
d. Rickets
3%
e. Bone remodeling disorder
4. What is Osteomalacia often attributed to?
Anonymous Quiz
2%
a. Vitamin C deficiency
2%
b. Vitamin A deficiency
90%
c. Vitamin D deficiency
6%
d. Calcium deficiency
1%
e. Iron deficiency
5. What cells are responsible for bone resorption in the remodeling process?
Anonymous Quiz
15%
a. Osteoblasts
9%
b. Hydroxyapatite crystals
66%
c. Osteoclasts
7%
d. Calcium phosphate crystals
3%
e. Bone-building cells
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6. Which strategy is NOT mentioned for reducing bone loss in postmenopausal women?
Anonymous Quiz
5%
a. Adequate dietary intake of calcium
5%
b. Weight-bearing exercise
5%
c. Smoking cessation
10%
d. Excessive alcohol intake
75%
e. Regular caffeine intake
7. What is the recommended timing for taking calcium carbonate for optimal absorption?
Anonymous Quiz
10%
a. Before meals
11%
b. After meals
73%
c. With meals
4%
d. On an empty stomach
2%
e. Before bedtime
8. What adverse effects are mentioned for calcium supplementation?
Anonymous Quiz
2%
a. Headaches
91%
b. Gas and bloating
3%
c. Joint pain
2%
d. Muscle cramps
2%
e. Nausea
9. Which drug group is preferred for the treatment of postmenopausal osteoporosis?
Anonymous Quiz
2%
a. Antibiotics
3%
b. Anticoagulants
89%
c. Bisphosphonates
5%
d. Corticosteroids
1%
e. Diuretics
10. What is the mechanism of action of bisphosphonates in the bone?
Anonymous Quiz
3%
a. Increase osteoclastic activity
90%
b. Bind to hydroxyapatite crystals and decrease osteoclastic bone resorption
3%
c. Promote bone deformities
3%
d. Induce bone pain
1%
e. Enhance bone mineralization
11. What happens upon discontinuation of alendronate therapy?
Anonymous Quiz
11%
a. Immediate loss of effects
59%
b. Gradual loss of effects
5%
c. No impact on bone mass
19%
d. Increased risk of fractures
6%
e. Enhanced bone resorption
12. What bone-related condition in children is equivalent to Osteomalacia?
Anonymous Quiz
3%
a. Osteoporosis
7%
b. Paget disease
82%
c. Rickets
5%
d. Osteopenia
3%
e. Bone remodeling disorder
13. Besides osteoporosis and Paget disease, what other conditions are bisphosphonates used to treat?
Anonymous Quiz
2%
a. Hypertension
3%
b. Diabetes
15%
c. Osteoarthritis
70%
d. Bone metastases and hypercalcemia of malignancy
10%
e. Rheumatoid arthritis
14. In the prevention of osteoporosis, what is NOT recommended for postmenopausal women?
Anonymous Quiz
5%
a. Smoking cessation
2%
b. Weight-bearing exercise
7%
c. Excessive alcohol intake
5%
d. Calcium supplementation
81%
e. Frequent caffeine consumption
15. Which vitamin is often at risk for deficiency in older patients and is essential for bone health?
Anonymous Quiz
1%
a. Vitamin A
6%
b. Vitamin B12
3%
c. Vitamin C
89%
d. Vitamin D
1%
e. Vitamin E
17. Which adverse effect is associated with alendronate, risedronate, and ibandronate?
Anonymous Quiz
3%
a. Headaches
9%
b. Musculoskeletal pain
5%
c. Allergic reactions
78%
d. Esophagitis and esophageal ulcers
5%
e. Osteonecrosis of the jaw