Blood leaving liver and going towards heart is rich in

• bile

• urea

• ammonia

• oxygen

Bowman's capsule is found in

• glomerulus

•  uriniferous tubule

• nephron

•  Malpighian capsule

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

• fats

• ketones

• amino acids

• glucose

ADH controls water permeability of

• collecting tube

• proximal convoluted tubules

• distal convoluted tubules

• all of the above

Which of the following amino acids are present in ornithine cycle

• Valine and cystine

• Arginine and citrulline

• Glycine and methionine

• None of these

Haemodialysis helps in patient having

• uremia

• anaemia

• diabetes

• goitre

X- rays are used in 

• ECG

• EEG

• CT- scan

• Endoscopy

48.

In living beings ammonia is converted into urea through

• ornithine cycle

• citrulline cycle

• fumarine cycle

• arginine cycle

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

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