In glycogenolysis, glycogen is converted to glucose. It occurs mainly in liver cells. Glucagon secreted from the pancreas and catecholamines... View Article
Yes, enterokinase is a brush border enzyme, produced in the cells of the duodenum. It activates trypsinogen to trypsin. Also Check: What is... View Article
Enteropeptidase or enterokinase is produced in the duodenum. It converts trypsinogen to trypsin. Also Check: What is Digestion Absorption and... View Article
Dipeptidase is present in succus entericus. It converts dipeptides to amino acids. It occurs close to mucosal epithelial cells of the small... View Article
Parathyroid hormone or PTH increases calcium levels. It is a hypercalcemic hormone that is secreted by the parathyroid glands. It stimulates the... View Article
Hormones secreted by adrenal glands such as catecholamines (adrenaline and noradrenaline) and glucocorticoids stimulate lipolysis (lipid... View Article
Glycolysis is the first step in cellular respiration, occurring in all living cells. Overall, the input for glycolysis is one glucose, two ATP... View Article
Glycogenesis and glycogenolysis mainly occur in liver cells (hepatocytes). Insulin stimulates glycogenesis, i.e. conversion of glucose to... View Article
The hormone glucagon stimulates gluconeogenesis and glycogenolysis. It is a peptide hormone, secreted by the ??-cells of Islet of Langerhans in... View Article
FSH is a gonadotropin secreted by the pituitary gland. The secretion of both FSH and LH increases gradually in the follicular phase and peaks in... View Article
Androgens, e.g. testosterone, are typically referred to as male hormones but are produced in females too and are responsible for hair growth.... View Article
Chymotrypsin is secreted as chymotrypsinogen by the pancreas. Trypsin activates chymotrypsinogen and converts it to chymotrypsin in the duodenum.... View Article
Trypsin and chymotrypsin are proteolytic enzymes secreted by the pancreas. They act in the duodenum. The main difference between trypsin and... View Article
Chymotrypsin is secreted by the pancreas as chymotrypsinogen. It acts in the duodenum. Chymotrypsin catalyses proteolysis, preferentially... View Article
Cholesterol acts a precursor for many steroid hormones. E.g. progestogens, androgens, glucocorticoids, mineralocorticoids and estrogens. Also... View Article
Growth hormone (GH) is secreted by the pituitary gland. Over-secretion of GH leads to gigantism. In adults, excess secretion of GH causes severe... View Article
Trypsin is a proteolytic enzyme that hydrolyses peptide bonds and breaks protein into smaller peptides in the duodenum. It is secreted by the... View Article
The end product of protein digestion is the hydrolysis of peptide bonds to free amino acids. Protein digestion starts in the stomach with pepsin... View Article