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Chylomicrons and Lipids Transportation

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Questions and Answers

What is the primary function of chylomicrons in the body?

Aiding in cholesterol absorption
Transporting triglycerides from the intestine to the rest of the body (correct)
Promoting bile production
Synthesizing lipids in the liver

How do cells all over the body process chylomicrons?

Adding more triglycerides to them
Transporting them to the lymph system
Converting them into LDL
Removing triglycerides from them (correct)

What happens to very-low-density lipoproteins (VLDL) as they travel through the body?

They transform into high-density lipoproteins (HDL)
They are absorbed by the lymphatic system
They are synthesized in the intestine
Cells remove triglycerides from them, causing them to shrink (correct)

What happens when a VLDL loses triglycerides?

It transforms into a Low Density Lipoprotein (LDL) (A) Signup and view all the answers

Which cells recognize and remove chylomicron remnants from the blood?

Liver cells (C) Signup and view all the answers

What is the fate of the remnants collected by liver cells from chylomicrons?

Dismantling and either using or recycling the pieces (B) Signup and view all the answers

What is the primary role of LDL in the body?

To circulate throughout the body and make lipid contents available to cells (B) Signup and view all the answers

What is the primary function of HDL in the body?

To remove cholesterol from cells and carry it back to the liver for recycling or disposal (B) Signup and view all the answers

Which type of blood cholesterol is most strongly linked to heart disease risk?

LDL cholesterol (C) Signup and view all the answers

Which of the following factors is most effective at lowering LDL cholesterol or raising HDL cholesterol?

Engaging in regular physical activity (A) Signup and view all the answers

What is the primary role of the liver in lipid transportation?

To produce HDL to remove cholesterol from cells and carry it back to the liver (A) Signup and view all the answers

Which of the following is NOT a factor that can help lower LDL cholesterol or raise HDL cholesterol?

Consuming a diet high in saturated fats (B) Signup and view all the answers