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what is the route of the ingested food from swallowing until the duodenumunless reaching the duodenum the food enters the mouth passes the pharynx
is the esophagus a muscular organ why even in a patient lying totally flat on a hospital bed can the swallowed food reach the stomachthe esophagus is
what is the salivary digestive enzyme which type of food does it digest and into which smaller molecules does it transform the foodthe salivary
what is the approximate ph of the salivary secretion is it an acid or basic fluid what are the main functions of salivathe saliva ph is approximately
what is the location of the salivary glands in humansthere are 6 major salivary glands and they are located one in every parotid gland two beneath
what are peristaltic movements what is their role in human digestionperistalsis is the process of synchronized contractions of the muscular wall of
which organs of the body are part of the human digestive systemthe digestive system also called as systema digestorium or gastrointestinal system is
what is digestiondigestion is the breaking down of larger organic molecules obtained from the diet eg carbohydrates fats proteins into smaller ones
how dissimilar are intracellular and extracellular digestion what is the evolutionary benefit of extracellular digestionintracellular digestion is
how is extracellular digestion related to cellular and tissue specializationseveral of specialized cells and tissues appeared with extracellular
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what are some evolutionary advantages of animals with complete digestive tubethe complete digestive tube permits animals to continuously feed
what is mechanical digestion in molluscs arthropods earthworms birds and vertebrates in general which organs respectively participate in this type of
what is the disease caused by dietary iodine deficiencyiodine deficiency causes hypothyroidism an abnormally lower production of thyroid hormones
what are the main cellular functions of potassiumbesides being significant for the osmotic regulation and for the acid-base equilibrium ph potassium
what are the functions of biotin and pantothenic acid for the body how are these vitamins obtainedbiotin also called as vitamin b8 is a vitamin that
why are some types of hemorrhagic diseases caused by genetic or acquired deficiency of the vitamin k metabolism lack of vitamin k predisposes to
what is the function of vitamin e in which foods can it be found vitamin e or tocopherol is a fat-soluble vitamin that participates as coenzyme in
what is the disease caused by vitamin d deficiency which tissue does it affectthe lack of vitamin d causes the disease called as rickets rachitis
why isnt the cooking of vitamin c-containing foods appropriate for vitamin c supplyto obtain vitamin c for example from an orange dessert the
how does vitamin c act in the body what is the harm caused by insufficiency of vitamin c why was this deficiency also known as sailors diseasevitamin
what is folic acid why is the anemia caused by deficiency of folic acid known as megaloblastic anemia the folic acid when ionized it is known as
what are the main harms caused by vitamin a deficiency how does this vitamin act in the physiology of vision deficiency of vitamin a retinol might be
what is the difference between water-soluble and fat-soluble vitamins why can fat-soluble vitamins cause harm when ingested in excesswater-soluble
what are vitamins what are the main vitamins needed by humansmost vitamins are coenzymes fundamental substances for the enzyme functioning that are