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Lipids: Chemistry, Digestion & Absorption

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Lipids: Chemistry, Digestion & Absorption

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Questions and Answers

What type of compounds are lipids?

Acidic

Non-polar (hydrophobic) (correct)

Basic

Polar (hydrophilic)

Where are lipids present in the body?

In the bloodstream only

As membrane-associated, in lipoproteins, or in droplets of triglycerides in adipose tissues (correct)

Exclusively in adipose tissues

In the bones

What is the major function of lipids in the body?

Oxygen transport

Immune defense

Energy storage (correct)

Structural support

What is the effect of a cis double bond in a fatty acid chain?

It introduces a kink in the chain Signup and view all the answers

In which part of the body does digestion of lipids start?

Stomach Signup and view all the answers

What are the acid-stable enzymes responsible for lipid digestion in the stomach?

"Lingual lipase and gastric lipase" Signup and view all the answers

Which type of solvents are lipids soluble in?

Organic solvents Signup and view all the answers

What is the main source of energy provided by lipids?

Lipids Signup and view all the answers

What is the role of prostaglandins and steroid hormones?

Body's homeostasis Signup and view all the answers

What is the effect of a cis double bond in a fatty acid chain?

Causes a kink in the chain Signup and view all the answers

What are the enzymes responsible for lipid digestion in the stomach called?

Acid lipases Signup and view all the answers

What is the approximate daily intake of triglycerides compared to other lipid types?

90% Signup and view all the answers

Where does digestion of lipids start in the body?

Stomach Signup and view all the answers