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Fixatives are used to
A Prevent autolysis
B Facilitate tissue processing
C Enhance H&E staining
D Keep the tissue viable
E Dissolve calcium in bony tissue
Fixatives used in routine histopathological examination are
A 10% formalin
B Bouin's solution
C 40% formalin
D Hartman's solution
E Normal saline
Fixatives used in cytology are
A 95% ethanol
B Commercial spray fixative
C Glutaraldchyde
D 10% buffered formalin
E Normal saline
Chemicals used as tissue fixatives are
A Alcohol
B Formalin
C Normal saline
D Liquid paraffin
E Glycerine
The following chemicals can be used as fixatives for biopsy samples
A Zenker’s solution
B Bouin’s solution
C 10% buffered formalin
D Normal saline
E Paraffin wax
Functional purpose of fixatives in biopsy samples includes
A Preventing autolysis
B Facilitating tissue processing
C Preventing growth of saprophytes
D Keeping tissue viable
E Dissolving calcium from bone
Pathological changes in osteo-arthritis include
A Degeneration of articular cartilage
B Cystic changes
C Reduction of joint space
D Pannus formation
E Periarticular osteopenia
Pathological calcification may be seen in the following conditions
A Oligodendroglioma
B Enzymatic fat necrosis
C In papillary carcinoma of thyroid
D Hodgkin’s lymphoma
E In fatty liver
The following pathological conditions can result in the development of painless jaundice.
A Carcinoma of the head of the pancreas
B Cholangiocarcinoma
C Benign bile duct stricture
D Biliary ascariasis
E Choledocholithiasis
The following conditions are associated with pathological fracture
A Eosinophilic granuloma
B Hyperthyroidism
C Osteitis deformans
D Parathyroid osteodystrophy
E Fluorosis

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