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Questions tagged [fat-metabolism]

The set of biochemical processes involved in the creation and utilization of lipids.

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What happens to lipoprotein lipase after a sugar only diet?

Insulin increases the activity of lipoprotein lipase thay allows cells to take in lipids from chylomicrons in the blood. If a person takes a sugar only meal like drinking coke, insulin is released. ...
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511 views

If chylomicrons can not get into the capillaries, how do they supply to tissues?

The transport of chylomicrons is into the lacteals mainly because they are too big to get into the capillaries and yet they later supply triglycerides in the extra hepatic tissue by traversing in the ...
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162 views

What is the actual function of HDLs and CETP?

I know that HDLs collect cholesterol from peripheral tissues and transport it back to the liver using SRB1 - Reverse cholesterol transport and dumping it in bile. So the tissue is producing some extra ...
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Vitamin D oral intake, transportation and absorption

Several factors affecting vitamin D and its active form absorption and storage acidity of stomach (not significant effect) cytopathic effects of viruses cytopathic effects of bacteria where the last ...
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1answer
83 views

Can Omega 3 Fatty Acids prevent chest pain in periodic Atrial Fibrillation?

It is debated if omega-3 polyunsaturated fatty acids (N3PUFa) may be effective in preventing AF (atrial fibrillation), meta-analysis here. However, much less has been considered this: Do N3-PUFAs ...
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607 views

Why does the amount of adipose tissue contribute the most to the total body water amount in humans?

I don't quite get this concept. An obese individual will have a greater fat content in their body, and thus will have 45% water in their bodies (for example), versus a slim person that will have 75% ...
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724 views

How are micelles formed from the byproducts of emulsification in fat digestion?

It is known that fat droplets are made into emulsion droplets via the addition of bile salts. It is then said that the emulsion droplets are made into micelles through some sort of lipase, which can ...
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393 views

How body loses more fat in CO2 form than in sweating form? [closed]

Yesterday, I saw TV Game Show. There is question like this: Body loses more fat in which form? It gave 4 options: 1) CO2 2) sweating 3) xxx 4) xyz sorry i didn't remember 3 & 4 options. ...
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Is dietary fat directly stored in adipose tissue or is it immediately metabolized?

I know that fat goes to adipose tissue and even sugar gets converted to fat and goes to adipose tissue, but what happens to fat (unsalted cow milk butter) I just ate? Will it give me energy now, or ...
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87 views

Rate of production of enzymes in human [closed]

In the metabolic pathways, each of the reaction needs an enzyme(protein) in order to occur successfully. Is there any quantitative measure that can be associated to this enzyme? Like synthesis rate of ...
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133 views

What would the presence of a hub metabolite in a metabolic pathway signify?

Say I have a metabolic pathway, consisting of multiple metabolites and reactions. On analyzing the pathway I find that among all the metabolite, one metabolite is the hub metabolite (hub metabolite is ...
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Consumption of different type of energy when one is inactive

I'm wonder if there is any study done on this and what are the results? how much of each type of energy one's body(healthy normal person) uses when inactive(seating down) I know there are alot of ...
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Is it possible to stop more/extra fat from being stored in the body?

I don't mean simply by restricting eating or upping the activities, but a way to basically stop the body from adding more fat on itself down on the bio level. For example, I'm not too knowledgeable on ...
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When you lose weight, how does the mass exit your body?

As a thought experiment, consider the case of Angus Barbiery, who allegedly lost almost 200kg in about a year by not eating at all, save for necessary nutrients provided as supplements. My question ...
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How does body fat leave your body?

So I know that it’s not from tears or sweat because they are composed of mainly water and sodium, it’s not from going poo or pee as poo and pee are made of the parts of food that supply your body with ...