AIPGE 2006 Dental 7

61. The diagnostic power of a test to correctly exclude the disease is reflected by -

1. Sensitivity.
2. Specificity.
3. Positive predictivity.
4. Negative predictivity

62. In chronic arsenic poisoning the following samples can be sent for laboratory exmination, except -

1. Nail clippings.
2. Hair samples.
3. Bone biopsy.
4. Blood sample.

63. The most reliable criteria in gustafson’s method of identification is -

1. Cementum apposition.
2. Transparency of root.
3. Attrition.
4. Rot resorption.

64. The minimum age at which an individual is responsible for his criminal act is -

1. 7 years.
2. 12 years.
3. 16 years.
4. 21 years.

65. The gold standard for the diagnosis of osteoporosis is -

1. Dual energy X-ray absorptiometry.
2. Single energy X-ray absorptiometry.
3. Ultrasound.
4. Quantitative computed tomography.

66. All of the following can cause osteoporosis, except -

1. Hyperparathyroidism.
2. Steroid use.
3. Fluorosis
4. Thyrotoxicosis

67. Hypercalcemia associated with malignancy is most often mediated by -

1. Parathyroid hormone (PTH)
2. Parathyroid hormone related protein (PTHrP).
3. Interleukin – 6 (IL-6).
4. Calcitonin.

68. 5’-Nucleotidase activity is increased in -

1. Bone diseases.
2. Prostate cancer.
3. Chronic rental failure.
4. Cholestatic disorders.

69. Minimal Occlusal clearance on centric cusp for cast metal is -

1. 0.5 mm.
2. 1 mm.
3. 1.5 mm.
4. 2 mm.

70. Vitamin B12 deficiency can give rise to all of the following, except -

1. Myelopathy.
2. Optic atrophy.
3. Peripheral neuropathy.
4. Myopathy.