Which of the following is unpaired bone of facial skeleton______________?

Related Mcqs:

1. Posterior embrasures are generally larger on the lingual than on the facial, with the contact area within the facial moiety, except between maxillary_______________?

   A. Premolars
   B. 1st and 2ndmolar
   C. 1st premolar and cane
   D. First molar and 2nd premolar

2. A 60 year old male presents with a 2 day history of a severe left ear ache with a burning sensation in the ear and loss of taste. There is left sided weakness of both upper and lower facial muscles. Facial sensation is normal. A few vesicles are seen in the pharynx. What is the most likely diagnosis ?

   A. Bell’s palsy
   B. Acoustic neuroma
   C. Diphtheria
   D. Ramsay Hunt syndrome

3. Which of the following diseases of the bone characteristically exhibits (in contrast to the other three conditions) a single lesion in a single bone ?

   A. Central giant cell granuloma
   B. Osteopetrosis
   C. Paget’s disease of the bone
   D. Polyostotic fibrous dysplasia

4. Unpaired structure in the brain_______________?

   A. Basilar artery
   B. Vertebral artery
   C. Middle cerebral artery
   D. Anterior cerebral artery

5. The cells, which are responsible for removal of bone matrix in bone resorption, are_____________?

   A. Osteoblast
   B. Fibrocytes
   C. Polymorphs
   D. Osteoclasts

6. Bone pain, bone, cyst, fractures and renal stones are characteristics of_____________?

   A. Hyperparathyroidism
   B. Cushing’s syndorme
   C. Multiple myeloma
   D. Marfan’s syndrome

7. Amber coloured tooth traslucency, blue sclerae and bone fragility and a history of pervious bone fractures are characteristic findings in_____________?

   A. Osteoporosis
   B. Osteogenesis imperfecta
   C. Osteitis deformans
   D. Osteitis fibrosa cystic

8. Eruption fails in this bone disease, as there is no bone resorption_______________?

   A. Primary hyperparathyroidism
   B. Phantom bone disease
   C. Paget’s disease
   D. Osteopetrosis

9. All of the following is true of facial nerve except_______________?

   A. Supplies motor branches to the muscles of facial expression
   B. It has no sensory component
   C. The muscles of the eyelid will be spared in upper motor neuron lesions
   D. It is a nerve of 2nd arch

10. All the following muscles are innervated by the facial nerve except_____________?

    A. Occipito – frontalis
    B. Anterior belly of digastric
    C. Risorius
    D. Procerus