17317.Bile manufactured by liver is stored within the ________.
Urinary bladder
Gallbladder
Liver
Lungs
17318.Which one of the following statements in regard to the excretion by the human kidneys is correct?
Ascending limb of Loop of Henle is impermeable to electrolytes
Descending limb of Loop of Henle is impermeable to water
Distal convoluted tubule is incapable of reabsorbing HCO3
Nearly 99 percent of the glomerular filtrate is reabsorbed by the renal tubules
17319.Which of the following leads to the secretion of aldosterone from the adrenal cortex?
Chymotrypsin
Trypsin
Renin
None of these
17320.Which of the two waste products are removed from the blood in liver by Ornithine cycle?
Urea and CO2
Uric acid and ammonia
Ammonia and CO2
Urea and ammonia
17321.If a person undergoes a prolonged fasting then his urine will be found to contain higher levels of
Ketones
Amino acids
Fats
Glucose
17322.The principal nitrogenous excretory compound in humans is synthesised
In the liver but eliminated mostly through kidneys
In kidneys but eliminated mostly through liver
In kidneys as well as eliminated by kidneys
In liver and also eliminated by the same through bile
17323.The yellow pigment derived from heme breakdown and excreted by kidneys is
Uric acid
Urochrome
Cholesterol
Melanin
17324.Certain ions and molecules, for examples H+ and penicillin are secreted from the peritubular capillary network into the _______.
Convoluted tubules
Peritubular capillaries
Loops of Henle
Collecting ducts
17325.Why do we urinate more in wet and cold months?
Kidney becomes more active
Increase of ADH secretion
Sweating is much reduced
Impairment of water absorption in nephron
17326.One of the followings is a nonsteroid hormones secreted by the atria of the heart and helps regulate blood pressure.
Erythropoietin
Antidiuretic hormone
Thyroxine
Atrial natriuretic hormone