endocrine-system

endocrine-system - Endocrine System 1. In a patient...

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Endocrine System 1. In a patient following total parathyroidectomy., all of the following will happen except: A. Patient will die if no treatment is given B. Patient will develop renal stones C. Patient will improve by I/V calcium gluconate D. Patient will benefit from vitamin D therapy E. Patient will develop muscle spasm Key: B 2. A patient develops symtpms & signs of growth hrmone excess. The type of cells most likely to be increased in pituitary are: A. Basophils B. Eosinophils C. Chromophobes D. Oxyntic cells E. Chief cells Key: C 3. Which one of the following fasting blood sugar levels require further evaluation: A. 2 mmol/l B. 4.5 mmol/l C. 6.5 mmol/l D. 8 mmol/l E. 10 mmol/l key: C 4. A male, age 35, comes to casualty department of a tertiary care hospital, with the complains of episodes of hypoglycemia occurring frequently. The best and appropriate investigation will be: A. Glucose tolerance test and curve study B. Fasting blood sugar only C. Fasting blood sugar and C-peptide measurement D. Insulin assay E. Fasting blood sugar and insulin assay Key: C 5. A woman in first trimester of pregnancy was found to have blood levels at 300 mg%. what would be the most appropriate treatment for her: A. Sulfonylurea B. Acarbose C. Insulin D. Biguanide E. Key: C 1
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6. A 16 year-old girl fractures her right wrist while playing ping-pong with a friend. She is short & thin, her bones appear small & fragile, & her growth & development have been delayed. While her blood pressure is being taken, the patient develops tetany of the right obtained: serum calcium l=6.8 mg/dL, urinary calcium = 50 mg/day, serum phosphate =16 mg/dL, & urinary phosphate = 600 mg/day (N = 300- 600). Which of the following is the most likely diagnosis? A. Osteoporosis B. Paget’s disease C. Primary hypoparathyroidism D. Secondary hypoparathyroidism E. Vitamin D deficiency Key: E 7. Parathormone: A. Increases calcium excretion B. Increase serum phosphate C. Is produced by P cells of thyroid D. Is a steroid hormone E. Can lead to renal stones Key: E 8. A 55-year-old man is brought to ER in semicomatose state; hypoglycemia is diagnosed with blood glucose blevel of 40 mg/dl. The treatment should be: A. 10 % dextrose. IV B. glucagons. IV C. 50% dextrose, IV D. Oral glucose E. 5 % dextrose + potassium, IV key; C 9. In an untreated adrenalectomized subject, a physician would likely find: A. Increased daily excretion of 17- hydroxysteroids B. Increased daily exctetion of 17- ketosteroids C. Increased skin pigmentation D. Increased volume of exteacellular fluid Key: C 10. A pregnant woman comes to you with raised total T3 & T4; the cause is: A. Increased TRH B. Increased TSH C. Increased TBG D. Toxic adenoma E. Grav’s disease Key: C 2
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11.A 6-year-old boy with short stature & delayed bone age is started on recombinant growth hormone therapy. Which of the following laboratory findings in serum is most likely after 3 months of therapy: A. Decreased insulin-like growth factor I concentration
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endocrine-system - Endocrine System 1. In a patient...

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