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.Management Sciences
Category: Growth Disorders And Neoplasia
One of the following is not a malignant feature____________?
A. Aplasia
B. Anaplasia
C. Abnormal mitosis
D. Pleomorphism
All of the following viruses are capable of causing human cancers except________________?
A. papilloma virus
B. Hepatitis B virus
C. Epstein Barr virus
D. Parvovirus B-19
The increase in size of uterus during pregnancy is an example of ________________?
A. Hyperplasia
B. Hypertrophy
C. Both of the above
D. None of the above
In dysplasia mitotic figures are seen in_________________?
A. In basal layers of epithelium
B. In surface layers only
C. From basal layer to surface
D. None of the above
Somatic mutation of PTEN is seen in________________?
A. Retinoblastoma
B. Osteosarcoma
C. Carcinoma breast
D. Endometrial Carcinoma
Basal cell carcinoma occurs on_________________?
A. Skin and pilosebaceous adnexa
B. Skin and mucosa
C. Skin, lips and tongue
D. All of the above
The predisposing factor for squamous cell carcinoma __________________?
A. Solar keratosis
B. Chronic ulcers
C. Leukoplakia
D. All of the above
Malignant tumour of skeletal muscie is__________________?
A. Rhabdomyoma
B. Rhabdomyosarcoma
C. Leiomyoma
D. Leiomyosarcoma
Which of the following statement is correct?
A. Direct acting carcinogens does not under go any prior metabolic activation
B. Indirect acting carcinogenis induce carcinogenicity after chemical transformation
C. Both of the above
D. None of the above
All of the following statements are true regarding reversible cell injury, except______________?
A. Formation of amorphous densities in the mitochondrial matix
B. Diminished generation of adenosine triphosphate (ATP)
C. Formation of blebs in the plasma membrane
D. Detachment of ribosomes from the granular endoplasmic reticulum
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