GK From Digestion and Absorption

GK From Digestion and Absorption:

  • Fatty acids which possess one or more double bonds in their hydrocarbon chain are called- Unsaturated fatty acids.
  • Fats stored in special cells called- Adipocytes.
  • Deficiency of Vitamin D, Calcium, and Phosphorous causes- Osteomalacia.
  • Deficiency of which vitamin results in a decreased life span of erythrocytes- Vitamin E.
  • Enlargement of thyroid gland results in- Goitre.
  • ___________are essential for intracellular digestion- Lysosomes.
  • Which cells secrete HCl also called gastric acid in Stomach- Oxyntic or Parietal Cells.
  • Which is the second largest gland in the human body- Pancreas.
  • Cow, Deer, Camel, and Buffalo possess which type of stomach- Ruminant Stomach.
  • Which cells secrete mucus which lubricates the alimentary canal and food so helps in peristalsis and protects the mucosa from injury- Goblet Cells.
  • The study of teeth is called- Odontology.
  • The “duct of Parotid Salivary gland” is called- Stenson’s Duct.
  • The initial step in the digestion of milk in humans is carried by- Renin.
  • In man, Glisson’s Capsule is associated with the- Digestive System.
  • The opening and closing of the Pyloric Valve are controlled by- HCl.
  • In the embryo, the liver takes part in the synthesis of red blood corpuscles. This process is called- Haemopoiesis.
  • Which vitamin requires the castle’s intrinsic factor for its absorption- Vitamin B12.
  • Emulsified fat is broken down into fatty acids and glycerol by- Lipase.
  • Prolonged deficiency of nicotine acid produces- Pellagra.
  • Cyanocobalamine is required for the maturation of- RBCs.
  • Bile salts act as activators of which enzyme- Lipase.
  • The structural and functional units of the Liver are- Hepatic Lobules.
  • Chylomicrons are formed inside- Enterocytes.
  • The largest salivary gland in the human body is- Parotid Gland.
  • Which cells produce the hormone gastrin- Argentaffin Cells.
  • Scurvy or Sailor’s disease caused by the deficiency of- Vitamin C.
  • Which is the main region where digestion and absorption of food occurs- Small Intestine.
  • Which is the largest exocrine gland of the human body- Liver.
  • Brunner’s glands found in the wall of- Duodenum.
  • The opening of the hepato-pancreatic duct into the duodenum is guarded by a sphincter called- the sphincter of Oddi.
  • Which cells of liver sinusoids act as phagocytes- Kupffer Cells.
  • The wall of the small intestine bears crypts between the base of villi called- crypts of Leiberkuhn.
  • Which Vitamin helps in the maintenance and growth of epithelial tissue-Vitamin A or Retinol.
  • Which is the longest part of the small intestine- Ileum.
  • Brunner’s glands secrete which hormones- Secretin & Cholecystokinin.
  • Which enzyme digests proteins in the stomach- Pepsin.
  • Secretion of Pancreatic juice is stimulated by- Secretin.
  • The organ in the human body where glycogenolysis takes place is- Liver.
  • Which organ in the human body produces motilin hormone for stimulating churning movement- Stomach.
  • The opening of the bile duct into the pancreatic duct is guarded by- Sphincter of Boyden.
  • Digestion of both starch and protein is carried out by- Pancreatic Juice.
  • Fat-soluble vitamins are- A, D, E & K.
  • Enterokinase takes part in the conversion of- Trypsinogen into trypsin.
  • Which Vitamin required for the synthesis of prothrombin in the liver- Vitamin K.
  • Who converts glycogen and starch into maltose- Pancreatic Amylase.
  • Duodenum, Jejunum, and Ileum constitutes- Small Intenstine.
  • Absorption of glycerol, fatty acids, and monoglycerides takes place by- Lymph vessels within villi.
  • ______is absent in rats, birds, horses, and whales- Gall Bladder.
  • Bilirubin (yellowish) and Biliverdin (greenish) are the- Bile Pigments.
  • The backflow of faecal matter from the large intestine is prevented by the presence of- Ileo-caecal valve.
  • Which causes contraction of gall bladder- Cholecystokinin.
  • Gastric juice has a pH of about- 2.
  • Aggregates of lymphoid tissue present in the distal part of the small intestine are called- Peyer’s patches.

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