Orthopedics MCQ : SET-01

 MCQ Questions on Orthopedics . 

Answer are given in bold highlight . 

1- The most common symptom in orthopedics is 

1.  Loss of function. 
2. Deformity. 
3. Pain. 
4. Swelling. 
5. Stiffness 

2- The Common site of referred pain from shoulder is 

1. Neck. 
2. Scapular region. 
3. Chest. 
4. Arm. 
5. Forearm and hand. 

3- The Common site of referred pain from hip is 

1. Leg and foot. 
2. Knee. 
3. Gluteal region. 
4. Lateral side of the thigh. 
5. Sacroiliac region. 

4- Grade 4 muscle power is 

1. Normal power . 
2. Movement against resistance. 
3. Movement against gravity . 
4. Movement with gravity eliminated. 
5. Only a flicker of movement. 

5- Deltoid muscle are supplied by 

1.  C3,4. 
2. C4,5. 
3. C5,6. 
4. C6,7. 
5. C7,8. 

6- Wrist flexors are supplied by 

1. C3,4. 
2. C4,5. 
3. C5,6. 
4. C6,7. 
5. C7,8. 

7- Wrist extensor muscles are supplied by 

1. C3,4 . 
2. C4,5 . 
3. C5,6 . 
4. C6,7 . 
5. C7,8. 

8- Ankle dorsiflexion muscles are supplied by 

1. L 2,3. 
2. L 2,3. 
3. L 3,4. 
4. L 4,5. 
5. L 5, S 1. 

9- Ankle plantarflexion muscles are supplied by 

1. L 2,3. 
2. L 2,3. 
3. L 3,4. 
4. L 4,5. 
5. L 5, S 1. 

10- Big toe flexion muscles are supplied by 

1. L 2. 
2.  L 3. 
3. L 4. 
4.  L 5. 
5. L S 1. 

11- Big toe extension muscles are supplied by 

1. L 3. 
2. L 3. 
3. L 4. 
4. L 5. 
5. L S 1. 

12- The most common cause of osteomyelitis in adults is 

1. Acute hematogenous osteomyelitis. 
2. Postoperative osteomyelitis. 
3. Subacute osteomyelitis. 
4. Diabetes mellitus. 
5. Posttraumatic osteomyelitis. 

13- Malignancy after the use of metal implant 

1. Is risk related. 
2. The risk probably discounted. 
3. Large number of cases. 
4. Occur commonly in site of implant. 
5. Commonly giant cell tumors. 

14- The disadvantage of ultra-high molecular weight polyethylene 

1. Not susceptible to deformity. 
2.  Susceptible to deformity. 
3. Crack development not occur. 
4. Good hardness. 
5. Had high coefficient of friction. 

15- The metal implant 

1. Cause infection. 
2.  Enhance drainage. 
3. Titanium alloys more susceptible to infection in comparison with stainless steel. 
4. Stainless steel more susceptible to infection in comparison with titanium alloys. 
5. Impedes the formation of biofilm. 

16- Emergency expenditure in amputee 

1. Is 10- 30% percent for transtibial. 
2. Is 5-10% percent for transtibial. 
3. Is 10- 30% percent for transfemoral. 
4. Is 30-40% percent for transfemoral. 
5. Is 30-50% percent for transtibial. 

17- Bone marrow edema 

1. Gradual and progressive. 
2. Acute and self-limiting. 
3. MRI shows focal changes. 
4. Scintigraphy shows reduced activity. 
5. Histological examination shows marrow osteonecrosis. 

18- Rapidly destructive osteoarthritis 

1. Occurs mainly in elderly woman. 
2. Associated with deposit of urate crystal. 
3. Associated with deposit of pyrophosphate crystal. 
4. There is no bone destruction. 
5. It results from analgesic therapy. 

19- The most common cause of Charcot's joint is 

1.  Myelomeningocele. 
2. Tabes dorsalis. 
3. Leprosy. 
4. Syringomyelia. 
5. Diabetic neuropathy. 

20- In surgical treatment of hemophilic arthropathy, the clotting factors concentration should be raised postoperatively to above 

1. 5%. 
2. 15%. 
3. 25%. 
4. 50%. 
5. 75%. 

21- Gas in the joint indicate 

1. Staphylococcus aureus (MRSA) infection. 
2. Pseudomonas aeruginosa infection. 
3. Proteus mirabilis infection. 
4. Kingella Kingae infection. 
5. Escherichia coli infection. 

22- The surgical drainage in suppurative arthritis indicated in 

1. If the hip is involved. 
2. If the knee is involved. 
3. If the ankle involved in adult. 
4. In shoulder of young children. 
5. In elbow of young children. 

23- The reliable investigation for diagnosis of tuberculosis is 

1. Mantoux test. 
2. ESR & CRP. 
3. Synovial fluid culture. 
4. Synovial fluid aspirate examination. 
5. Synovial biopsy. 

24- Synovial fluid examination shows rhomboid shape crystals in 

1. Rheumatoid arthritis. 
2. Osteoarthritis. 
3. Gout. 
4. Pseudo- gout. 
5. Reiter's disease. 

25- Uric acid lowering drugs indicated 

1. Acute gout attack. 
2. Chronic gout. 
3. Hyperuricemia. 
4. Pseudo gout.
5. Recurrent acute attack. 

26- Pseudo gout characterized by 

1.  Affect large joints. 
2. Cause severe pain. 
3. Affect small joint. 
4. There is no joint swelling. 
5. Osteophyte formation. 

27- Polyarticular osteoarthritis 

1. The patients is usually old man.
2. The patients is usually old woman. 
3. The patients is usually middle age man. 
4. The patients is usually middle age woman. 
5. The patients is usually young woman. 

28- Type I collagen make up to 

1. 10% of unmineralized matrix. 
2. 20% of unmineralized matrix. 
3. 40% of unmineralized matrix. 
4. 60% of unmineralized matrix. 
5. 80% of unmineralized matrix. 

29- In bone PTH act to promote osteoclastic resorption 

1. It dose by direct action. 
2. It dose by indirect action. 
3. Through decrease expression of RANKL. 
4. Through increase production of OPG.
5. Through decrease in 1, 25 ( OH)2 D. 

30- In renal tubular rickets there is 

1. Myopathy. 
2. No growth defect. 
3. Serum phosphate decreased. 
4. Serum alkaline phosphatase decreased. 
5. Urine calcium increased. 

31- In renal glomerular rickets , there is 

1. Positive family history. 
2. Myopathy. 
3. No growth defect. 
4. Serum calcium increased. 
5. Serum phosphate decreased. 

32- The x-rays features of scurvy is 

1.  Localized bone rarefaction. 
2. Lytic transverse band at the juxta-epiphyseal zone. 
3. Epiphyseal ossification. 
4. The ossific centers shows ring sign. 
5. Increased density in the metaphyseal region .

33- In Paget's disease 

1. Serum calcium is high. 
2. Serum phosphate is low. 
3. Serum alkaline phosphatase is normal. 
4. 24-hour urinary hydroxyproline decreased.
5. 24-hour urinary hydroxyproline increased. 

34- Multiple epiphyseal dysplasia 

1. Children are average height. 
2. Walk with a waddling gait. 
3. Head and face are normal. 
4. Head and face are abnormal. 
5. The lower limb had normal height. 

35- The commonest form of abnormally short stature is 

1. Osteogenesis imperfacta. 
2. Metaphyseal dysplasia. 
3. Achondroplasia. 
4. Dyschondroplasia. 
5. Hypochondroplasia. 

36- Nail patella syndrome 

1. Inherited as an autosomal recessive trait. 
2. Inherited as sex linked dominant. 
3. The radial head subluxated medially. 
4. There is bony protuberance on the lateral aspects of iliac blades. 
5. There is bipartite patella. 

37- Type I osteogenesis imperfacta 

1. Usually appears at birth. 
2. There is marked deformity. 
3. The sclera is white. 
4. Inherited autosomal dominant. 
5. Teeth usually is abnormal. 

38- Springle’s shoulder deformity 

1. The patient has short neck. 
2. There is a failure of vertebral segmentation. 
3. Associated vertebral anomalies is rare. 
4. Inherited autosomal dominant. 
5. The scapula is small and abnormally high. 

39- Radioulnar synostosis is 

1. Associated with anterior dislocation of the radial head. 
2. Associated with medial dislocation of the radial head. 
3. There is complete loss of pronation and supination. 
4. There is some degree of pronation.
5. There is some degree of supination. 

40- Wide excision of tumors 

1. Dissection carried out through normal tissue. 
2. The entire compartment in which the tumor removed. 
3. Dissection goes beyond the tumor but only just. 
4. It is appropriate for high-grade intra-compartmental lesion. 
5. It is appropriate for low-grade extra-compartmental lesion. 

41- Fibrous cortical defect 

1. The commonest site is the diaphysis. 
2. The commonest site is the epiphysis. 
3. Recurrence is common. 
4. The commonest benign lesion of bone. 
5. Encountered in young adults. 

42- Fibrous dysplasia 

1. The common site is distal radius. 
2. The cortical bone replaced by cellular fibrous tissue contain woven bone. 
3. May affect one bone. 
4. Small, single lesion cause local pain. 
5. It is self-limiting after maturity. 

43- Regarding malignant transformation in chondroma of adult 

1. There is spot of calcification. 
2. Foot bone affection. 
3. There is lytic lesion. 
4. The biopsy is very helpful. 
5. The biopsy is not helpful. 

44- In eosinophilic granuloma of bone 

1. The patients is usually young adult. 
2. Cause local pain and tenderness. 
3. Usually heals spontaneously. 
4. Usually treated by complete excision or curettage. 
5. X-rays shows ill-define diffuse osteolytic lesions in long bone. 

45- Simple bone cyst  

1. Is benign tumor. 
2. Diagnosis depends on biopsy. 
3. Cause local ache. 
4. Commonly affect metaphysis of proximal tibia. 
5. Appears during childhood. 

46- Aneurysmal bone cyst 

1. Appears during childhood. 
2. Almost any bone may be affected. 
3. Usually discovered incidentally or after pathological fractures. 
4. Is a subarticular in end of long bones. 
5. The lesion is central in metaphysis. 

47- Chondromyxoid fibroma 

1. Affect adult. 
2. Is more common in upper limb. 
3. Presenting symptom is ache. 
4. Malignant changes is not rare. 
5. Treatment of choice is excision. 

48- In enchondroma there is 

1.  Well-define eccentric osteolytic lesion. 
2. Pain in site of lesion. 
3. Flicks of calcification within lucent area is common features. 
4. Solitary lesion. 
5. A high risk of malignant changes. 

49- Mesenchymal chondrosarcoma 

1. Tends to occur in in older individual. 
2. In about 10% of cases, the tumor lies in soft tissue. 
3. In about 20% of cases, the tumor lies in soft tissue. 
4. In about 50% of cases, the tumor lies in soft tissue. 
5. Behavior is usually less aggressive. 

50- Central chondrosarcoma 

1. Develops either in tubular or flat bone. 
2. X-rays shows osteolytic lesion without expansion. 
3. X-rays shows no flicks of calcification. 
4. X-rays shows no cortical destruction.
5. Sometime appears on surface of flat bone. 

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