Cell injury quiz 1 Posted on January 6, 2022September 30, 2023 by Abdelrahman Khalifa 922 Cell injury _1 1 / 18 All cellular adaptations are : Caused by injury of short duraton Reversible Leading to cell death Irreversible 2 / 18 Reduction in the size of Thymus after puberty is an example of: Hypoplasia Hypertrophy Agenesia Atrophy 3 / 18 Ischemia leads to which of the following changes? Activation of Na-K pump Decreased ATP Hypertrophy Decreased intracellular sodium 4 / 18 Role of Alcohol in fatty changes of liver include all the following EXCEPT: Increased Lipolysis Increased Fatty acid synthesis Toxic to liver cells Increased fatty acid oxidation 5 / 18 Which of the following is related to Anaplasia ? Similar to metaplasia Malignant Tumors Physiological adaptation Irritation of epithelium 6 / 18 What is the most common cause of cell injury? Hypoxia Trauma Genetic disorders Chemical injury 7 / 18 In a patient with urniary bladder stones, an area of thick white tissue is developed. Biopsy revealed transformation of transitional epithelium into stratified squamous. Hyperplasia Anaplasia Squamous metaplasia Dysplasia Transitional metaplasia 8 / 18 In a patient with mitral stenosis. Cardiac chambers are thickened due to: Physiological hypertrophy Pathological hyperplasia Pathological hypertrophy Physiological hyperplasia 9 / 18 Signt ring cells are seen in: Cloudy swelling Fatty changes Necrosis Hydropic swelling 10 / 18 All the following changes are seen in gross picture of Liver steatosis EXCEPT: Large size Soft and greasy Sharp borders Pale yellow color 11 / 18 During an examination of a newborn baby, the right testis was completely absent. This is a case of : Testicular Atrophy Testicular Aplasia Testicular hypoplasia Testicular agenesia 12 / 18 In the bronchi of chrnic smoker, the lining epithelium is showing the following changes:-Darkly stained neucleus-Variation in size and shape of cells-Loss of polarityThese changes affect the lower 2/3 of the lining epithelium. Hyperplasia Mild dysplasia Moderate dysplasia Anaplasia Hypertrophy 13 / 18 In a female patient with prolonged use of estrogen therapy, She developed endometrial bleeding. Biopsy revealed endometrial Hyperplasia.Which of the following changes occur in this endometrium? increased number of endometrial glands and cells Increased size of endometrial cells Decreased size of endometrial glands Formation of new type of lining epithelium 14 / 18 Hypoplasia means: Failure of the organ to reach full development Complete absence of organ Reduced size of the full developed organ Decreased number of cells due to apoptosis 15 / 18 Activation of which of the following enzymes is involved in Cell death? Phsphokinases Superoxide dismutase Endonuclease Catalase 16 / 18 Which of the following factors lead to irreversible cell injury? Water influx Increased intracellular potassium Increased intracellular calcium increased extracellular Sodium 17 / 18 Microscopic picture of hydropic swelling include all the following EXCEPT: Damaged cell membrane Compressed capillaries Intracellular water vacuoles Normal neucleus 18 / 18 All the following changes are consistent with reversible cell injury EXCEPT: Cell swelling Mitochondrial swelling Granular cytoplasm Damage of DNA and RNA Your score is The average score is 88% 0% Restart quiz