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3
votes
1answer
40 views

Why do feces vary so little in color?

Why do feces vary in color so much less than the food they are results of? E.g. you may eat food of all kinds of different colors but the resulting feces will almost always be some shade of brown.
3
votes
1answer
28 views

How do people digest fat after gall bladder removal surgery?

How do people digest fat after gallbladder removal surgery? How can they tolerate a high fat diet?
1
vote
2answers
123 views

What is a substance that is safe to eat, not absorbed and not metabolized?

I would like to know whether there are substances that are safe for humans to consume, are not absorbed and do not interact with any digestive process. So, food is disqualified because although it ...
2
votes
1answer
61 views

(How) Does the human digestive system process petroleum jelly, aka petrolatum?

Does the human digestive system processes petroleum jelly? In other words, does it pass through the digestive system without any interaction, or is it absorbed and/or metabolized?
5
votes
1answer
116 views

Influence of eating at late night on sleep

I have often heard the saying that one shouldn't eat a mountain of food because blood will go to the stomach and it'll be difficult to sleep well because the stomach can't rest at night. I see that ...
6
votes
2answers
660 views

Does freezing microorganisms such as probiotics kill them?

Does freezing microorganisms such as probiotics kill them? If not, what is the process that allows them to "come back to life" after the temperatures are increased? As an example, lets say you ...
7
votes
3answers
91 views

Why are triacylglycerols broken down before being absorbed?

So when dietary fats are in the small intestine, they are emulsified by bile salts in order for action by lipases to occur. Lipases degrade the triacylglycerols into monoacylglycerols, ...
5
votes
1answer
65 views

Can reptiles digest grains?

As a caretaker of a turtle, I sometimes struggle understanding the logic behind the inclusion of corn, soybean, and wheat meals in reptile food, such ingredients seem truly aberrant from what a ...
0
votes
0answers
8 views

Function of Vermiform Appendix [duplicate]

Why is the Vermiform Appendix(a finger-like projection at the end of caecum of large intestine) called a vestigial organ even though it acts like a lymphoid organ?
2
votes
1answer
263 views

Does eating bananas help digestion? [closed]

I don't know what I am asking is silly or not, but I have always heard that eating a banana after a meal helps in digestion. Some people says before food while others say after. Is it a fact or some ...
2
votes
1answer
142 views

Is plastic just as good for you as corn?

To specify, I mean plain corn-on-the-cob, not anything processed like corn flakes. Since one of the main important functions of corn is that it's not digestible, and therefore helps with digestion by ...
5
votes
2answers
600 views

What happens to lactic acid I eat?

Let's say I drink some Kefir Milk, what happens to the lactic acid in the Kefir Milk that has entered my digestive system?
8
votes
2answers
989 views

Does a walk after a meal help with digestion?

I am a bit confused with the notion that "walking after meals helps you in digestion ", Some say that it helps, whereas others oppose it. Can someone come up with a valid explanation for this?
0
votes
1answer
306 views

How to increase the rate of absorption and assimilation of food? [closed]

i was reading this and want to know excerpt from the above link...
1
vote
1answer
313 views

What is reductive deamination?

This presentation on anaerobic digestion mentions (pg. 19) two major pathways for the digestion of amino acids: Stickland reaction and reductive deamination. While I find some info on the former, what ...
3
votes
1answer
92 views

How does regurgitated food go to the 3rd stomach chamber instead of going to the 1st?

Ruminants are known for their regurgitation of food; the food goes through the 1st and 2nd stomach chambers, then returns to the oral cavity in cuds. The cuds then come back into the stomach, but this ...
4
votes
1answer
96 views

Does adding milk to cereal make it harder for our body to absorb the vitamins and minerals from the cereal?

I add about 3/4 cups of Blue Diamond almond milk (unsweetened) every morning to a single serving of Cheerios. The milk contains filtered water, and I read that drinking water with food at the same ...