Year: 2019
Topic: Excretory Products and their Elimination
Time :
1.
Which of the following factors is responsible for the formation of concentrated urine ?
(1). Maintaining hyperosmolarity towards inner medullary interstitium in the kidneys
(2). Selection of erythropoetin by Juxtaglo-merular complex
(3). Hydrostatic pressure during glomerular filtration
(4). Low levels of antidiuretic hormone