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Doctor insights on: Facts About The Digestive System And How It Works

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What is the process of the digestive system and how long does it take?

What is the process of the digestive system and how long does it take?

About 24 Hours: Food is broken down by chewing & digestive enzymes in mouth & swallowed down esophagus to stomach where more enzymes & acid chemically break it down further. Passing into the 40 feet long small intestine where bile from the liver neutralizes acid & breaks up fats. Pancreatic enzymes break down starches. The remaining waste has water resorbed & is eliminated as stool. It takes about 24 hours. ...Read more

Dr. Ali Yazdy
393 doctors shared insights

Digestive Health (Definition)

Digestive health refers to the proper functioning of the digestive tract, including the stomach, ...Read more


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What to do if i read that the immune system can rid the body of HPV on its own, how long does that take?

What to do if i read that the immune system can rid the body of HPV on its own, how long does that take?

Varies: About 80% of those who contract hpv have cleared if by 1 year after getting it. By three years about 90% have cleared it. About 10% of people will not be able to cleaf the virus, or it will take longer than 3 years. ...Read more

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I wish to know how does the body system work for digestion?

I wish to know how does the body system work for digestion?

Biochemistry: Acid in the stomach and enzymes in the small intestine break down food into small molecules that can be absorbed through the intestinal lining. This takes the combined work of the GI tract, the liver and the pancreas. ...Read more

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How long does it take for food to pass through the digestive system?

How long does it take for food to pass through the digestive system?

In a normal person: without any prior surgeries or GI diseases, about 60 90 minutes from the mouth thru the small intestine to reach the colon and then another 24-36 hours thru the colon or large intestine to the anus. Of course food that cause diarrhea or constipation can change this in either direction ...Read more

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Normally, how long would the digestive system take to empty the food in it {incl. Intestines}?

Normally, how long would the digestive system take to empty the food in it {incl. Intestines}?

Following a meal,: Transit time through the small intestine is anywhere from 45 minute to 90 minutes; then transit time through the colon normally is 24-36 hours. This will vary from patient to patient and relative to diet and other conditions such as prior abdominal surgery, fluid intake, stress, meds and hydration status. ...Read more

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How much time it will take to damage immune system in Hiv if we stop ART AND what is condition?

How much time it will take to damage immune system in Hiv if we stop ART AND what is condition?

HIV destroys body: Over time, the virus will destroy the immune system. It depends 'where' the patient is starting off from in terms of 'full strength' or not. If the patient is already on ART, then perhaps some damage has already occurred to the immune system. I don't trust the virus & I would not let it 'take' any more immune function from the patient. Besides, even one infection like pneumonia can kill. Take care ...Read more

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How long does it take for zeprexa and Effexor to leave the body after last taking either? How can we check how much of either are left in our system?

How long does it take for zeprexa and Effexor to leave the body after last taking either? How can we check how much of either are left in our system?

It Depends: Drugs clear the body at different rates depending on the form given, how much was given, how long you took it, what other meds you take and your own metabolic rate. Effexor has a half-life (time for half the dose to clear body) of up to 6 hours and Xyprexa's half-life is up to 30 days. These 2 meds usually are dosed for a long term and should not be stopped without MD supervision. Check with MD. ...Read more

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How long does it take for food to go through the digestive system?

How long does it take for food to go through the digestive system?

Variable: Amount of time between eating food and processing entirely to defecation varies between people a lot. It takes 6-8 hours for food to through stomach and small intestine. From there it goes to large intestine for more digestion, absorption of water, and then elimination of waste. Studies have shown between 33 - 53 hours total. Kids might be faster than adults -- and medications can affect it too. ...Read more

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How long is it supposed to it take for the immune system to rid the body of hpv?

How long is it supposed to it take for the immune system to rid the body of hpv?

Primary/long term: Primary clearance usually occurs within 2-3 years. However, this family of viruses is well known to have the ability to hibernate in your tissues for your lifetime. You can have recurrent warts (if that is your strain) or the cancer associated strains could trigger changes decades later.You may also shed active virus intermittently. ...Read more

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Can u explain little about what a half life of a drug is? And how it works,I think the longer the life the longer it stays in ur system hmm?

Can u explain little about what a half life of a drug is? And how it works,I think the longer the life the longer it stays in ur system hmm?

It: Half life is a video game. In relation to drugs it is the time it takes for a drug to become half of what it was and gives informaton on how long it is in your body. Good luck ...Read more

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How long does azithromycin stay in your system for? I don't quite understand the half-life...

How long does azithromycin stay in your system for? I don't quite understand the half-life...

Several days: Azithromycin is very long acting. For this particular antibiotic, the drug is concentrated in tissues and "half life" (which usually means blood levels) isn't helpful. Tissue levels high enough to fight infection last for 7-10 days after a single dose, and smaller amounts might take 2-3 weeks to clear out or even more. ...Read more

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As a concerned parent i need to knowhow does the digestive system works?

As a concerned parent i need to knowhow does the digestive system works?

Meaning?: Please be more specific as to what kind of information you are looking for. The digestive system is quite complex. ...Read more

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How much time does it take for the drug to get out of ur system?

Drug metabolism: Seconds,minutes hours or days. Depends on drug and your metabolism and other drugs you may be taking. A great resource for these types of questions is wikipedia. Give it a try first. ...Read more

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How long does it take for the body to process food?

How long does it take for the body to process food?

Food: Could take 24 hours. Stomach 2-4 hrs, small intestine 8-10 hr, colon 10 hrs. Not a perfect process. ...Read more

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Can your immune system fight chalmdyia there is mixed info on the net one person says yes the other say no so what's the truth?

Can your immune system fight chalmdyia there is mixed info on the net one person says yes the other say no so what's the truth?

Depends: The truth is- it depends on your immune system and everyone is different. If your immune system recognizes the infection and is able to launch the right white cells and antibodies, it should be able to do it. ...Read more

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How long does it take for provera (medroxyprogesterone) 5mg to start working and how fast does it come out of one's system at the end of the dosage?

How long does it take for provera (medroxyprogesterone) 5mg to start working and how fast does it come out of one's system at the end of the dosage?

Provera (medroxyprogesterone): The effect of Provera (medroxyprogesterone) starts right away and builds over time. Most of the hormone is out of your system after 48 hours if taken as a pill. The injection, depopovera takes 4 months to leave the system. ...Read more

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What is the very best way to cleanse my digestive system?

What is the very best way to cleanse my digestive system?

Eat a healthy: Hi fiber diet, drink 80-100 ounces of caffeine free/alcohol free fluids daily, 20 oz extra per 30 minutes of strenous exercise. And never do any of those colon cleansing scams. They are not necessary, are of no documented value or need and all they do is redistribute your wealth to those who are selling you that garbage. ...Read more

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How is it possible for the immune system know what is good and bad for the body?

Foreign molecules: The immune system looks for molecules that are not native to the territory for which they are invading. A virus in the respiratory tract, a toxic grain in the gut, an enviromental chemical in the skin and even pharmaceutical drugs are all examples of immune system stimulants. ...Read more