21 - chondroblastomas most commonly occurs in ?
a- epiphysis
b- diaphysis
c- metaphysis
d- medullary cavity
answer is a . other epiphyseal tumor is osteoclastoma also called THE GIANT CELL TUMOR .
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22 - BOUCHARD'S NODES are seen in ?
a- proximal IP joints
b- distal IP joints
c- sternoclavicular joints
d- knee joints
answer is a . PIP JOINTS in rheumatoid arthritis . remember my mnemonic BRA . :-)
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23 - positivity of HLA B 27 in ankylosing spondylitis is ?
a- 96 %
b- 10 %
c- 78 %
d- 100 %
answer is a .
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24 - osteoarthritis involves all except ?
a- hip joint
b- knee joint
c- distal interphalangeal joints
d- metacarpophalangeal joint of the thumb
e- shoulder joint
answer is d .
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25 - metabolic bone disease is caused by excess intake of which vitamin ?
a- vit A
b- vit B
c- vit C
d- vit D
e- vit E
answer is both a and d . that is both vitamin A and D .
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26 - osteoporosis is associated with ?
a- smoking
b- reduced weight for height
c- family history present
d- late child birth
answer is a .
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27 - trendelenburg test is positive due to injury of which nerve ?
a- superior gluteal nerve
b- inferior gluteal nerve
c- pudendal nerve
d- obturator nerve
answer is a . superior gluteal nerve supplies the gluteus medius and gluteus minimus which are the abductors of hip.
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28 - sever's disease refers to ?
a- calcaneum
b- radius
c- talus
d- capitulum
answer is a . calcaneum osteochondritis is called sever's disease . the osteochondritis of the navicular bone is called kohler's disease . osteochondritis of the capitulum of the humerus is called panner's disease .
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29 - lisfranc dislocation is ?
a- tarsometatarsal dislocation
b- lunate dislocation
c- scaphoid dislocation
d- posterior dislocation of the elbow
answer is a . tarsometatarsal dislocation.
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30 - pathological changes in caissons disease is due to ?
a - N2
b- O2
c- CO2
d- CO
answer is a .
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