Arab Orthopaedic Board MCQs - Part 6

Draining serosities two weeks following a primary THA indicates a definite infection and should be drained. Is this statement true or false? True……….. False……….

Which of the following cytokines is involved in the production of C reactive protein?

Should you want to prepare one batch (pack) of cement (40gms) loaded with antibiotics. How much tobramycin and vancomycin should be added to give you give coverage for 4 months (Masri)?

The direct diagnosis (by detection of organism and susceptibility tests) of late infection would be by all except:

The intrinsic resistance of the biofilm depends on:

All the following are in favor of a primary TKA, Except:

All the following are true concerning leucocyte esterase except:

The technique that involves the identification and amplification of the bacterial ribosomal 16S fragment is associated with which of the following drawback?

Once aspirated, the joint fluid should be sent for all the following tests, and which is least accurate:

Approximately how much of the total fluid volume of the disc is exchanged daily:

Which of the following statements does not stand out as a function of the spine?

The removal of the vertebral body cortex decreases vertebral strength by only:

With its dense cartilage layer, the endplate serves as a semi-permeable membrane, which prevents the loss of which of the following substances from the disc:

The largest avascular structure in the body is:

The most common site for a lumbar facet cyst to occur in would be:

A Test used to distinguish between an iliopsoas and a rectus femoris contracture would be:

Which of the following is not associated with a congenital anomaly of the spine:

A shuffling gait is most commonly seen in:

A waddling gait is associated most often with weakness of which muscle:

An “Anthropoid posture” is often noted in:

On flexion of the head a patient is noted to have paresthesia in both the arms and legs. Which of the following, indicates this test?

Which of the following test does not evaluate the sacroiliac joint for pain?

The sensory nerve supply of the lateral forearm and thumb, is from:

The sensory nerve supply of the little finger is from:

Indicate which motor nerve supplies the corresponding muscles in the following figure below: 1…………………………………………………. 2………………………………………………….. 3…………………………………………………… 4…………………………………………………… 5…………………………………………………….. 6……………………………………………………..

The most frequent weakness on compression of C6 radiculopathy, would be:

What is the motor nerve supply of each of these muscles? 1………………………………………………………………………. 2……………………………………………………………………… 3……………………………………………………………………… 4……………………………………………………………………….. 5………………………………………………………………………… 6…………………………………………………………………………

Sciatic symptoms (low back pain radiating in the buttock, thigh, calf, and foot) that do not originate from the lumbosacral plexus would most likely be due to:

What does this muscle cause, if malfunctioned?

Which is the weaker muscle in the gait demonstrated in the photo below:

The test shown below, is known as:

Insert the gait pattern in the space below for each of the demonstrated photos:

The adductor reflex of the thigh is indicative of which nerve:

Which of the following tests corresponds to the Patrick test in evaluating the sacroiliac joint:

A Faun’s beard is known to be present when the patient has:

A wide based gait is often not noted in which of the following conditions:

A circumduction gait is often seen in which of the following conditions:

A steppage gait is seen in which of the following condions:

Patients with advanced lumbar stenosis and neurogenic claudication tend to walk in a flexed-forward position, and is commonly referred to as:

Splaying of adjacent spinous processes or a palpable stepoff may indicate:

Flexion of the cervical spine in the setting of cord compression often causes paresthesia in both the arms and legs is known as:

Knee extension and ankle dorsiflexion if lost corresponds to which of the following affected root at its origin:

Great toe extension and ankle dorsiflexion if lost corresponds to which of the following affected root at its origin:

If sensation is lost over the lateral malleolus and lateral and plantar aspect of the foot, would correspond to which of the following affected nerve root at its origin:

With a typical paracentral L4-5 disc herniation, the root of origin (L5) is compressed as it courses toward the undersurface of which of the following pedicles:

A far lateral disc herniation at the level L4-5 may compress the root of exit at which level:

The nipple line corresponds to which thoracic vertebra:

The Umbilicus level corresponds to which of the following vertebra:

To confirm an incomplete lesion of the spine would be by demonstrating an intact:

Which of the following is not included in “the double crush syndrome” in the neck: