GROSS ANATOMY: PRACTICE 2

                                   SINGLE BEST OPTION SERIES
                    INSTRUCTION: SELECT THE SINGLE BEST OPTION

1.       An example of sesamoid bone is:
   a.       Humerus
   b.      Patella
   c.       Tarsus
   d.      Carpus
   e.      Sacrum
   2.       A horse rider developed new bones known as rider’s bone in his thigh. The best description of this bone is:
   a.       Accessory bone
   b.      Sesamoid bone
   c.       Heterotrophic bone
   d.      Wormian bone
   e.      Cancellous bone
   3.       The following bone markings are matched with appropriate description except:
   a.       Capitulum....................small, round, articular head.
   b.      Crest.............................ridge of bone
   c.       Notch..........................indentation at the ridge of bone
   d.      Malleolus.....................small raised eminence
   e.      Fossa.............................hollow or depressed area.
   4.       Which of the following is incorrect about bone development?
   a.        All bones are derived from mesenchymes
   b.      Epiphyses are parts of bone ossified from secondary ossification centres
   c.       Epiphyseal plate is usually between the diaphysis and the metaphysic
   d.      The humerus begin to ossify at the end of the embryonic period
   e.      The age of a young person can be determined by studying the ossification centres in bones
   5.       Considering the most correct, blood reaches the osteocytes within the compact bone by means of microscopic canal systems known as:
   a.       Osteons
   b.      Volkmann’s canal
   c.       Guyon canal
   d.      Nutrient foramina
   e.      Alcock’s canal
   6.       Which of the following is incorrect about the neurovascular innervations of bones?
   a.       Nutrient arteries supply bones
   b.      Lymphatic vessels are absent in the periosteum of bones
   c.       The periosteum of bones, are richly supplied with sensory nerves that carry pain fibres.
   d.      Within bones, vasomotor nerves regulate blood flow through the bone marrow
   e.      Bones containing red marrow have numerous large veins
   7.       Bone tissue death resulting from loss of the arterial supply to the epiphysis or other parts of the bone, is best described as:
   a.       Myositis ossificans
   b.      Sudeck dystrophy
   c.       Avascular necrosis
   d.      Osteochondritis
   e.      Osteomyelitis
   8.       The acromioclavicular joint is best described as:
   a.       Hinge joint
   b.      Plane joint
   c.       Saddle joint
   d.      Condyloid joint
   e.      Pivot joint
   9.       An example of pivot joint is:
   a.       Atlanto-axial joint
   b.      Carpometacarpal joint
   c.       Metacarpophalangeal joint
   d.      Hip joint
   e.      Elbow joint
   10.   Which of the following is incorrect about the cranium of newborns?
   a.       A bulging fontanelle in a newborn may indicate raised intracranial pressure.
   b.      The anterior fontanelle of newborns may bulge during crying episodes
   c.       A depressed fontanelle may be observed when a newborn is dehydrated.
   d.      The anterior fontanelle is triangular in shape
   e.      None of the above
   
   
   ANSWERS:
   1. b
   2. c
   3. d
   4. c
   5. a
   6. b
   7. c
   8. b
   9. a
   10. d
   
   
   
   
                                           REMEMBER
   ” Some people sin by not working diligently for six days whereas, others – because of greed, unbelief or powerlessness- sin by working also on a day of rest and worship. Either way of breaking this   command results in poverty.”   By  Vishal Mangalwadi.