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 Multiple Choice QuestionsMultiple Choice Questions

41.

Blood leaving liver and going towards heart is rich in

  • bile

  • urea

  • ammonia

  • oxygen


42.

Bowman's capsule is found in

  • glomerulus

  •  uriniferous tubule

  • nephron

  •  Malpighian capsule


43.

A person is undergoing prolonged fasting. His urine will be found to contain abnormal quantities of

  • fats

  • ketones

  • amino acids

  • glucose


44.

ADH controls water permeability of

  • collecting tube

  • proximal convoluted tubules

  • distal convoluted tubules

  • all of the above


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45.

Which of the following amino acids are present in ornithine cycle

  • Valine and cystine

  • Arginine and citrulline

  • Glycine and methionine

  • None of these


46.

Haemodialysis helps in patient having

  • uremia

  • anaemia

  • diabetes

  • goitre


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47.

X- rays are used in 

  • ECG

  • EEG

  • CT- scan

  • Endoscopy


C.

CT- scan

X-rays are used in CT-scan (computed tomographic scanning). It uses X-rays but employs a computer for reconstructing the image instead of directly recording it on a photographic film. This technique is used in the diagnosis of diseases of brain, spinal cord, chest, etc. It is also useful in detecting tumors.

ECG or Electrocardiogram is a medical test that detects cardiac (heart) abnormalities by measuring the electrical activity generated by the heart as it contracts.

EEg or Electroencephalogram is a non- invasive test that records electrical patterns in your brain. It is used to help diagnose conditions such as seizures, epilepsy, head injuries, dizziness etc.

Endoscopy helps in identifying inflammation, ulcers and tumors. It is more accurate than X- rays for detecting abnormal growths such as cancer and for examining the inside of the upper digestive system.


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48.

In living beings ammonia is converted into urea through

  • ornithine cycle

  • citrulline cycle

  • fumarine cycle

  • arginine cycle


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49.

Which part of the nephron is impermeable to water

  • Proximal convoluted tubule

  • Distal convoluted tubule

  • Ascending limb of loop of Henle

  • Descending limb of loop of Henle


50.

The ornithine cycle removes two waste products from the blood in liver. These products are

  • CO2 and urea

  • ammonia and urea

  • CO2 and ammonia

  • ammonia and uric acid


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