Cilia - BYJU'S
What’s the difference between villi and microvilli? Size of villi ranges between 0.5 to 1.6 mm while that of microvilli is about 1 µm in length. Additionally, villi are seen on the mucous membrane, specifically in …
NCERT Solutions Class 7 Science Chapter 2 - BYJU'S
Explain the location and function of villi from Chapter 2 of NCERT Solutions for Class 7 Science. The finger-like projections or outgrowth present in the small intestine of our digestive system are called …
What is the role of villi in digestion - BYJU'S
Question What is the role of villi in digestion Solution Increasing surface area of absorption Villi are the numerous finger like projections, whose walls are richly supplied with blood capillaries and lymph …
Labelled Diagram of Small Intestine - BYJU'S
Absorption is achieved by its large length and by the presence of mucous membrane, microvilli and villi. The mucous membrane of the small intestine has circular folds that start from the second part of the …
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The absorptive surface seen internally is fold-wise increased with the presence of villi-like processes. Each villus is supplied richly with blood capillaries and lacteal or lymph vessels.
MCQs On Amniocentesis - BYJU'S
1. Amniocentesis, chorionic villi and alpha-fetoprotein sampling are performed to determine_____. (a) The most likely date of birth of the foetus (b) Whether the baby will be normal or abnormal (c) …
BYJU'S Online learning Programs For K3, K10, K12, NEET, JEE, UPSC ...
The inner walls of the small intestine have thousands of finger-like outgrowths called villi (singular villus). Villi increase the surface area for absorption of the digested food. Each villus has a network of thin …
Draw a neat labeled diagram of intestine villi. [3 MARKS] - BYJU'S
Diagram: 3 Marks The main function of small intestine is absorption. Absorption is directly dependent on surface area. So to increase the surface area, the internal surface of the intestinal wall is folded onto …
Which of the following statements are not true about villi?1. Villi ...
Villi are small finger like projections located in the walls of the small intestine. Each villi is composed of a thin epithelium, blood capillary and a lymphatic vessel (lacteal).
Digestion and Absorption – Important Points, Summary ... - BYJU'S
Villi and microvilli and crypts of Lieberkuhn are present in the small intestine, which greatly increase the surface area of absorption. Mucus is secreted from the goblets cells of mucosal epithelium, which …