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Which substance is generated in the liver which acts in small intestine during digestion? What role those particular substances perform during the digestive process?
Carbohydrates, fats and proteins are the parts of the food. Until the pylorus, which is the exit of stomach, which of these mentioned types of food have already undergone chemical digestion?
Specify the parts into which Small intestine is divided?
What is the name of food bolus which passes through the stomach to duodenum ?
Which digestive enzyme acts within the stomach? What kind of food it can digest? Which cells produces that particular enzyme?
How the C is protected from the acidic pH of stomach?
Besides being essential for activation of main gastric digestive enzyme, how does HCl also participate directly in the process of digestion?
What is the pH inside stomach? Why it is the required to keep that pH level? How it is maintained? Specify the cells which maintains that particular pH?
Which valve separates the duodenum from the stomach? Specify its function?
Which valve separates stomach from the oesophagus? Specify its function?
Specify the route of ingested food from swallowing until it reaches the duodenum?
Whether oesophagus is a muscular organ? Explain why even in the patient who is lying totally flat on the hospital bed, can the swallowed food reaches the stomach?
Explain why doesn't food enter the trachea in place of going into the oesophagus?
What do you mean by the salivary digestive enzyme? Which kind of food it can digest and into what kind of the smaller molecules it transforms the food?
Specify the approximate pH of salivary secretion? Whether it is an acid or basic fluid? List the main functions of the saliva?
Specify the location of salivary glands in humans?
From lumen to the external surface which are the tissues which form digestive tube wall?
State what are peristaltic movements? State their role within the human digestion?
Which organs of the body are parts of the human digestive system?
Which type of chemical reaction involves breaking down of the macromolecules in smaller ones which occurs in the digestion? Specify some of the enzymes which performs this process?
Concerning extracellular digestion what is meant by chemical digestion?
What do you mean by mechanical digestion? In arthropods, molluscs, earthworms, vertebrates and birds, which organ participates respectively in this type of digestion?
State some of evolutionary advantages of the animals having complete digestive tube?
State difference between complete and incomplete digestive system? How these types of digestive tubes Are associated to or not to extracellular digestion?
How extracellular digestion can be related to the cellular and tissue specialization?