Excretory Produ...

Excretion of potassium is governed primarily by

Which of the following statemetns is correct?

A large quantity of fluid is filtered everyday by nephrons in the kidneys but only about 1% of it is excreted as urine. The remaining 99% of the filtrate

Which one of the following statements in regard to the excretion by the human kidneys is correct?

Which one of the following is a correct pair showing the function of a specific part of the human nephron?

The given figure represents a single nephron. From a mammalian kidney. Identify the labelled parts, match them with the functions (i-iv) and select the correct option.

(i) The site of ultrafiltration.
(ii) Particularly sensitive to ADH.
(iii) the main site for the reabsorption of glucose and amino acids
(iv) Largely responsible for the maintenance of blood pH.

Effective filtration pressure in glomerulus is caused due to

The maximum amount of electrolytes and water (70-80 percent) from the glomerular filtrate is reabsorbed in which part of the nephron?

A fall in glomerular filtration rate (GFR) activates

Juxtaglomerular apparatus is made up of

Which of the following options has the correct pair of nephron parts that maintain pH and ionic balance of blood? ,

Which of the following statements is/are incorrect regarding the collecting duct?
(i) It extends from the cortex to medulla.
(ii) Large amount of water could be reabsorbed by it to produce concentrated urine.
(iii) Small amount of urea diffuses into it from the medulla to keep up the osmolarity.
(iv) It plays a role in maintaining pH and ionic balance of blood by the selective secretion of H⁺ and K⁺ ions.

Which of the following, is not a factor responsible for maintaining high osmolarity of the renal medulla?
(i) Active transport of salt from the upper region of the ascending limb.
(ii) The spatial arrangement of juxtamedullary nephrons
(iii) Diffusion of urea from the collecting duct.
(iv) Diffusion of salt from the descending limb of the loop of Henle.

The given figure shows reabsorption and secretion of major substances at different parts of the nephron. The movement of which of the following substances is wrongly depicted?

Of the total nephrons, juxtamedullary nephrons constitute 

The net pressure gradient that causes the fluid to filter out of the glomeruli into the capsule is

Which of the following is removed from the filtrate at loop of Heenle?

Select the correct option representing the parts of nephron that respectively absorb
(i) Glucose,
(ii) Amino acids,
(iii) Inorganic ions (Na⁺, K⁺, Cl^-) and
(iv) Urea in maximum

Hippuric acid, cretinines and ketones are added to urine through

Which of the following is the correct sequence of processes involved in urine formation?