Lipids: Lipids And Lipoproteins
- 1.Which is the largest and which is the smallest of the lipoprotein family?
- A.
VLDL and Lp(a)
- B.
Chylomicrons and HDL
- C.
VLDL and HDL
- D.
VLDL and Lp(a)
- 2.Which lipoprotein removes surplus cholesterol from the periphery and transports it to the liver for disposal?
- A.
HDL
- B.
Chylomicrons
- C.
Large, Bouyant LDL
- D.
None of the Above
- 3.Which lipoprotein transports dietary fat and dietary cholesterol from the intestine?
- A.
VLDL
- B.
HDL
- C.
IDL
- D.
LDL
- E.
Chylomicrons
- 4.Which of the following is Cholesterol not a precursor to:
- A.
Hormones
- B.
Cell Membranes
- C.
Bone Structure
- D.
Bile Acids
- E.
All of the above are Precursors
- 5.What component of a lipoprotein contributes greatest to its density
- A.
Triglyceride
- B.
Apoliporotein
- C.
Free Cholesterol
- D.
Phospholipids
- E.
None of the Above
- 6.Low-density lipoproteins (LDL) are the principle transport vehicles for ________ in the blood.
- A.
Glucose
- B.
Triglycerides
- C.
Cholesterol
- D.
Amino Acids
- 7.Apolipoprotein A is bound to all __________ and Apolipoprotein B is bound to __________.
- A.
HDL;Triglycerides
- B.
LDL; VLDL
- C.
HDL; Chylomicrons,VLDL,IDL,LDL, Lp(a)
- D.
All of the above are incorrect
- 8.All cholesterol is bad thus you need to be wary of your dietary consumption to control the risks it poses to the body.
- A.
True
- B.
False
- 9.There are two ways that lipoproteins are commonly classified:
- A.
HDL/Non-HDL or By the Apolipoproteins in their structural surface
- B.
By density and by the harm they pose to the body
- C.
By Triglyceride concentration and by cholesterol concentration.
- D.
None of the above are correct.
- 10.Which of the following statements are correct regarding Lipoprotein Composition & Density:
- A.
As size (diameter) increases, the % Apolipoprotein decreases.
- B.
As % protein increases, density increases.
- C.
As size increases, the contents as a % of the lipoprotein’s total composition increase
- D.
As size increases, density decreases
- E.
All of the above are correct.
- 11.Which of the following are components of a lipoprotein? (mark all that apply)
- A.
Free Fatty Acid
- B.
Phospholipid
- C.
Cholesterol Ester
- D.
Apolipoprotein
- E.
Triglyceride
- 12.Because triglycerides and cholesterol (both being oil-based) cannot dissolve in blood, they must be “packaged” inside a “transport vehicle” in order to circulate in the (water-based) bloodstream throughout your body. Those transport vehicles are called:
- A.
Phospholipids
- B.
APOE
- C.
Lipoproteins
- D.
Proteins
- 13.Your body makes cholesterol but not enough to sustain all body processes, thus you must include cholesterol in your diet to meet your body’s needs.
- A.
True
- B.
False
- 14.What do all non-HDL lipoproteins have in common (mark all that apply)
- A.
ApoB
- B.
Triglycerides
- C.
Cholesterol Esters
- D.
ApoA
- E.
Low Density
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