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Physiology
Gastrin is the major hormone that stimulates the gastric phase of gastric secretion. It is released from G cells in the antral mucosa in response to food in the stomach, particularly proteins and amino acids, and to a lesser extent, to the presenc
Medicine
Prophylactic spinal irradiation is often used in conditions like acute lymphatic leukemia and non-Hodgkin's lymphoma to prevent central nervous system involvement. However, it is not routinely used in Hodgkin's lymphoma unless there is a specific ind
Dental Materials
Phosphoric acid concentrations between 20% and 30% are commonly used for acid etching of enamel to create a roughened surface for mechanical bonding of restorative materials.