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Chemical digestion takes place in the stomach, the intestines, (saliva or enzymes) these parts of your body also use mechanical digestion.
Wiki User
∙ 13y ago
Wiki User
∙ 9y agoMouth is the part of the alimentary canal that does not involve chemical digestion. Hence it is also known as physical digestion.
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What then is the main purpose of mechanical digestion?
to break down the food that we eat, allowing the body and use the useful parts of the body to help us get our food out of our system after we eat it. it makes it small and takes the nutrients out to store
What are the six functional activities of the digestive system?
Ingestion, Propulsion, Mechanical digestion, Chemical Digestion, Absorption and Defecation
What is the medical term meaning the chemical and mechanical breakdown of food in the body?
The answer is digestion. It's the process that breaks down food into small molecules so that they can be absorbed and moved into the blood. From the blood, food molecules are transported across the cell membrane to be used by the cell. Unused molecules pass out of your body as wastes. There's two types of digestions: Mechanical and Chemical. Mechanical digestion takes place when food is chewed, mixed, and churned. Chemical digestion occurs when chemical reactions occur that break down large molecules of food into smaller ones.
Could chemical digestion take place if mechanical digestion did not occur?
Mechanical digestion, i.e. your body breaking up the food into smaller pieces, is largely meant to speed chemical digestion up. We know that the rate at which the chemical reaction takes place is dependent on four things: the physical state of the reactants involved in the reaction, the temperature at which the reaction takes place, the concentration of the reactants, and the presence of a catalyst. Each influences the rate of reaction in different ways. Mechanical digestion breaks the food into smaller pieces, i.e. changes the physical state. With the larger pieces broken into smaller ones, more surface area is exposed. With greater surface area exposure, chemical digestion can take place much more rapidly. However, if for some reason you could get just huge chunks of food down your throat without chewing it, your stomach still churns (mechanical digestion) and the contractions in your intestines also help to break up food. So technically yes, chemical digestion would take place, but at a much slower and inefficient manner.
How are chemical and physical digestion alike?
Physical Processes:Ingestion is the placing of food into the mouth. Mechanical digestion is the mastication of food and the churning of the stomach. Egestion is the removal of undigested materials from the digestive tract through defecation. Underlying all these processes are the muscle movements involved in swallowing and peristalsis.Chemical Processes:The digestion of starch to maltose by salivary amylase, the actions of all digestive enzymes, the emulsification of lipids by bile salts, the effects of the hydrochloric acid secreted by parietal cells of the stomach lining etc.Physical digestion includes things that involve mechanical motion, like chewing.Chemical digestion occurs when a chemical reaction causes the breakdown of food molecules. This occurs in several places, such as with the enzymes in your saliva and in your intestines.Chemical digestion breaks down food into smaller particles to be used as nutrients for the rest of the body. Mechanical digestion breaks down food into small pieces that are churned in the stomach and the intestines to be used as nutrients for the rest of the body, but some food may end up as waste.In me chemical digestion, foods are physically broken down into smaller pieces. In chemical digestion, chemicals produced by the body break foods into their smaller chemical building blocks.Chemical vs Mechanical DigestionThe digestive system of human body is made of vacuous organs connected with long and twisted tube from the mouth to the anus. This is also interlinked with various other organs that help the body to break the food particles and helps to absorb the nutrients. Organs like mouth, esophagus, stomach, small intestine, large intestine and anus play an important part in the process of digestion.When we consume food, the body needs to break down the food into smaller molecules of nutrients for the system to absorb the nutrients into blood streams. This would be carried to all the cells present throughout the body. Digestion process could be divided into mechanical and chemical digestion.Mechanical digestion is a process that begins the moment the food particles reach the mouth. The process of taking the food from mouth to the body is called ingestion. The teeth initiates the mechanical digestion by grinding the food and this process is also called as masticating.When initiating the chemical digestion process, the saliva secreted helps in softening the food into semi-solid lump. Salivary amylase enzyme helps in digesting the carbohydrates and mucus. This way the food particles are made finer for swallowing and chemical breakdown in the digestive track. The food thus made into semi solid lump is then pushed through the throat and esophagus, a hollow tube that connects throat and stomach.On reaching the stomach the food goes through a series of chemical and mechanical treatment. Inside the stomach mechanical digestion called peristaltic contractions helps to churn the food bolus. The chemical process mixes the bolus with digestive juices released by the stomach lining cells. The food particles go through hours of digestive process passing through various stages of chemical digestion.The processed food is moved into rectum by small intestine. Then the food gets fermented inside large intestine by the gut bacteria. This aids in digesting the unfinished projects of small intestine.There are four important hormones that help in regulating the digestion process.Gastrin '" gastric glands stimulates pepsinogen and hydrochloric acid on arrival of food inside stomach.Secretin '" this signals secretion of sodium bicarbonate in pancreas. Secretin helps in controlling the acidity of the chime.Cholecystokinin '" this helps in secretion of digestive enzymes in pancreas. This also aids in emptying the bile in gallbladder. Cholecystokinin is produced when the digestion process needs to handle fats from chime.Gastric inhibitory peptide '" this helps in decreasing the churning process. This also helps in producing insulin secretion.Even though the mechanical and chemical digestion processes are very important for the human digestive process, chemical digestion is considered more important. This is due to the complex procedure involved in Chemical digestion.Summary:1. Mechanical digestion refers to the digestion process that breaks the food into smaller particles.2. Chemical digestion is the process where acids, bases and enzymes released into the digestive track responds to semi-solid food lumps.3. Chemical digestion is more important than mechanical digestion as this is how we get our energy.Mechanical digestion is the actual chewing and breaking down of food, and chemical digestion is when one substance is turned into anotherMechanical digestion occurs in the mouth, when the teeth (and tongue) break down food into smaller pieces.Chemical digestion also starts in the mouth, when digestive enzymes begin to break down the food and continues in the stomach where gastric juices continue the job of breaking the food down.Mechanical digestion is when food is broken down in the mouth so you can think of your mouth being mechanical..... Chemical digestion is when you food is broken down by chemical enzymes so you can think I'd chemical as like erosionPhysical Processes:Ingestion is the placing of food into the mouth. Mechanical digestion is the mastication of food and the churning of the stomach. Egestion is the removal of undigested materials from the digestive tract through defecation. Underlying all these processes are the muscle movements involved in swallowing and peristalsis.Chemical Processes:The digestion of starch to maltose by salivary amylase, the actions of all digestive enzymes, the emulsification of lipids by bile salts, the effects of the hydrochloric acid secreted by parietal cells of the stomach lining etc.LInk:What_is_the_difference_between_chemical_and_physical_digestionmechanical digestion is when you chew up your food. I thinkchemical digestion is when chemical break down food.Mechanical => ChewingChemical => HCl in Stomach
What does mechanical digestion stand for?
Mechanical digestion stands for the break down of food by chewing. Mechanical digestion is the physical part of the digestion process of the human body.
What parts of the body are involved in digestion?
The mouth, salivary glands, esophagus, stomach, pancreas, liver, gallbladder, kidneys, small intestine, and large intestine are involved in digestion.
Was is mechanical digestion?
The very minute food enters the mouth it goes through the digestion process. There are 2 digestive system function processes that take place in our body. These 2 processes are the mechanical digestion and the chemical digestion.
Where does digestion in your body began?
Digestion begins in the mouth right after ingestion. There is mechanical and chemical digestion. Your teeth breaks up the food into smaller pieces (mechanical digestion) and your saliva contains salivary amylase which digests starch into maltose (chemical digestion).
What parts of the body are responsible for mechanical digestion?
The teeth (in the mouth) - for chewing, and the muscles around the gut - for peristalsis.
What areas of the body does mechanical digestion occur?
mouth,stomach and small intestine
Compare mechanical and chemical digestion?
actually the mechanical digestion takes place first in our body that is the whole process of digestion we normally study. where the whole process is of getting things like glucose, minerals, proteins etc.. but the chemical digestion takes place at the cellular level means in the cells that is the break down of glucose in getting energy to work or metabolism of the cells
Which body parts are included in chemical digestion?
the stomach
What part of the digestive system do the mechanical digestion?
Mechanical digestion is the breakdown of food through chewing, mixing, or churning. Mechanical digestion occurs in the mouth and stomach. The food is physically torn apart through the teeth, tongue, stomach contractions, etc. This is counterpart to chemical digestion, where acids and other enzymes chemically pull apart the food.
2 types of digestion are?
Mechanical Digestion (ex. chewing your food) and Chemical Digestion (ex. your spit breaking down the food). Those examples happen in the mouth, but both types happen elsewhere in the body, too.
Process by which the body takes in and uses food?
The human body breaks down food for absorption and assimilation through the process of digestion. Both mechanical and chemical digestion is used to spread the food pieces through the human body.
The main steps of digestion in humans are and?
-Mechanical Digestion, which is when we chew our food in our mouths.-Chemical Digestion, when the acids in our stomach and intestines accually break it down to enable the body to absorb the nutrients and excrete the waste.
