Option 1 states that the stomach acts as a temporary reservoir. This statement is correct as the stomach stores food for a short period of time before it is further digested and passed into the intestines.
Option 2 states that the stomach mixes food with gastric juice. This is also correct as the stomach produces gastric juice that contains enzymes and acid, which help in breaking down the food into smaller particles.
Option 3 states that the stomach secretes lipase and amylase in gastric juice. This statement is incorrect. The stomach does not secrete lipase and amylase in gastric juice. Lipase and amylase are digestive enzymes that are mainly produced in the pancreas and are released into the small intestine.
Option 4 states that the rate of stomach emptying depends on the type of food. This statement is correct as the stomach empties its contents into the small intestine at different rates based on the consistency, composition, and size of the food.
In conclusion, the correct statement is option 3. The stomach does not secrete lipase and amylase in gastric juice. Alert - correct answer should be "The stomach does not secrete lipase and amylase in gastric juice, these enzymes are produced in the pancreas and released into