Human Excretory System
Human Excretory System: Overview
This topic covers concepts, such as, Vasa recta, Juxtaglomerular Apparatus, Distal Convoluted Tubule & Collecting Ducts etc.
Important Questions on Human Excretory System
Glomeruli are confined to
Formation of concentrated (hyperosmotic) urine in vertebrates generally depends on
What drains the major Calyx?
The major calyx surrounds the apex of the malpighian pyramids.
The walls of renal pelvis consists of a mucosal lining of _____ epithelium.
State the function of major and minor calyses.
Explain how major calyx is formed?
Mention the site where the minor calyx is formed?
Minor calyx surrounds renal _____ (papillae/tubule) of each pyramid.
Write one difference between major and minor calyx.
Minor calyx is found to be present in the liver.
Which of the following is NOT lined by squamous epithelium?
What are the substances that secretes into DCT?
The medulla is compossed of a finely striped substance arranged in several conical _____.
People in cold countries get very less/no sweat. What changes occur in their skin and in other excretory organs?
Seven million nephrons are present in two kidneys.
The blood is thicker in _____ arterioles as compared to efferent arterioles.
What are the substances reabsorbed into peritubular net work from proximal convoluted tubule (PCT)?
Name the structural and functional unit of the kidney. (Scientific term)
Select the odd one out:
