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Basic Science Quiz

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1 / 50

Which of the following is true regarding rigid locking plate constructs in fracture fixation?

2 / 50

During a direct lateral (Hardinge) approach to the hip, which neurovascular structure may be injured by excessive retraction of the gluteus medius muscle?

3 / 50

What is the guideline to deltopectoral groove:

4 / 50

What is the earliest time electrodiagnostic studies can reliably interpreted after injury?

5 / 50

Release of parathyroid hormone in response to hypocalcaemia leads to?

6 / 50

The predominant collagen in the knee menisci is?

7 / 50

Which one of the following statements is true about surgical approaches to the elbow joint؟

8 / 50

Which of the following is true regarding rigid locking plate constructs in fracture fixation?

9 / 50

Which of the following is most serious complication of myelography:

10 / 50

In fracture healing:

11 / 50

Which of the following does not contribute to the blood supply of the femoral neck/head?

12 / 50

The popliteus muscle receives its motor innervation from؟

13 / 50

Which risk factor for osteonecrosis is characterised by lipid-laden macrophages?

14 / 50

A 24-year-old female presents with a transverse midshaft humerus fracture. Which of the following implants would create the most compression on both the far and near cortices?

15 / 50

During fracture healing, differentiation of the progenitor cells depends on local oxygen tension and strain. Based on this theory, the following promotes formation of woven bone during fracture healing:

16 / 50

The target cell for Bone Morphogenic Protein is:

17 / 50

The anterior (Smith-Petersen) approach to the hip utilises the internervous plane between muscles supplied by the superior gluteal nerve and which other nerve?

18 / 50

With regard to the anatomy of the subaxial cervical spine, all of the following are true EXCEPT?

19 / 50

Which one of the following is not a branch of of the posterior cord of the brachial plexus?

20 / 50

Concerning haemophilia which one of the following statements is TRUE?

21 / 50

Which of the following is true regarding rigid locking plate constructs in fracture fixation?

22 / 50

The action of osteoclasts is inhibited by which of the following hormones?

23 / 50

A 15 old football player scored a goal during a teacher versus pupil match at school. As soon as he kicked the ball he felt a sudden pain in his groin and had painful weight bearing. He was seen in A&E soon after the injury. There was some bruising in his groin. He had difficulty flexing his hip, but there was full range of passive movement. X- Ray reveals a tiny bony avulsion from the Anterior Inferior Iliac Spine. What muscle is he likely to have injured?

24 / 50

Which part of quadriceps muscle is most frequently fibrosed in post injection quadriceps contracture:

25 / 50

A reduction in plasma sodium ion concentration will result in an increase in production and release of?

26 / 50

A patient sustains a comminuted calcaneus fracture. Three months after the injury the patient complains of shoewear problems secondary to clawing of the lesser toes. What is the most likely explanation for this deformity?

27 / 50

Bleeding tendency is least likely in which one of the following conditions?

28 / 50

What nerve innervates the pronator quadratus muscle?

29 / 50

The index finger proximal interphalangeal joint type is:

30 / 50

Decreased Oestrogen levels leading to reduce bone mass:

31 / 50

The knee joint receives sensory fibres from :

32 / 50

During ilioinguinal approach, actively bleeding vascular bundle crossing the superior pubic ramus is encountered. The artery is most likely an anastomosis between which of the following arteries?

33 / 50

Important cells for healing meniscal tear are:

34 / 50

Rickets affects which zone of the growth plate?

35 / 50

The artery of the ligamentumteres (foveal artery) is a branch of which vessel:

36 / 50

Genetic disorder caused by a lack of effect of parathyroid hormone at the target:

37 / 50

Hypercalcaemia may present with all of the following clinical signs EXCEPT:

38 / 50

Myelography is necessary in following conditions:

39 / 50

Which of the following techniques increases strength and stability to an external fixation construct?

40 / 50

Commonest cause of quadriceps contracture is:

41 / 50

Radionucleide bone scanning is most useful in:

42 / 50

Which of the following scenarios of treatment of a humerus fracture best achieves low strain at the fracture site and high stiffness of the treatment construct?

43 / 50

Bone graft that is converted to calcium phosphate via thermo-exchange is?

44 / 50

In wound healing, inflammation is triggered by

45 / 50

A 27-year-old male undergoes intramedullary nailing of a midshaft tibia fracture with static locking proximally and distally. There is minimal healing noted 3 months postoperatively and the decision is made to dynamize the nail. For intramedullary nail dynamization, an interlocking screw should be placed in which of the holes shown in Figure?

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46 / 50

After how many weeks in utero do osteoblasts normally form the primary ossification centres in long bones?

47 / 50

Commonest cause of failure of arthrography is:

48 / 50

Which of the following statements regarding osteoporosis is true?

49 / 50

Which of the following best characterises the chronic phase (>12 months) of reflex sympathetic dystrophy (complex regional pain syndrome)as described by Lankford and Evans

50 / 50

Classically physeal injuries occur through the zone of:

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