Lipid Storage and Synthesis

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Questions and Answers

What is the primary function of lipid storage in the body?

  • To store excess energy for long-term use (correct)
  • To provide immediate energy for the body
  • To regulate blood sugar levels
  • To facilitate the transport of carbohydrates

Where does fatty acid synthesis primarily occur?

  • In the mitochondria
  • In the cytoplasm (correct)
  • In the endoplasmic reticulum
  • In the nucleus

What is the role of apoproteins in lipoprotein complexes?

  • To facilitate the transport of TAGs in the bloodstream (correct)
  • To regulate cholesterol levels in the blood
  • To inhibit the synthesis of fatty acids
  • To provide structural support to the complex

What is the charge on TAGs?

<p>Neutral (B)</p> Signup and view all the answers

What happens to glycerol phosphate once FA binds to it?

<p>It forms a TAG molecule (D)</p> Signup and view all the answers

What is the primary source of glycerol phosphate in the body?

<p>Excess glucose (C)</p> Signup and view all the answers

What is the primary function of apo B-48 in the transport of exogenous dietary TAGs?

<p>Structurally organizing the chylomicron (D)</p> Signup and view all the answers

Where are endogenous fats synthesized in the body?

<p>Liver (B)</p> Signup and view all the answers

What is the result of LPL activation on VLDLs in the circulation?

<p>Hydrolysis of VLDL into fatty acids and glycerol (A)</p> Signup and view all the answers

What is the primary function of HDL in lipid metabolism?

<p>Removing excess cholesterol from peripheral tissues (A)</p> Signup and view all the answers

What happens to the glycerol component of TAGs after hydrolysis by LPL?

<p>It is transported to the liver for gluconeogenesis (D)</p> Signup and view all the answers

What is the role of apo A-1 in HDL function?

<p>Facilitating the removal of cholesterol from peripheral tissues (B)</p> Signup and view all the answers

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