2.2.3 Lipids and Lipoproteins (Minor and Abnormal lipoproteins)

Question 1

Lipolytic product of VLDL catabolism taken up by the liver or converted to
LDL

a. IDL
b. Beta VLDL
c. Lp(a)
d. LpX

Answer 1

a

Question 2

“Sinking pre-Beta lipoprotein”

a. IDL
b. Beta VLDL
c. Lp(a)
d. LpX

Answer 2

c

Question 3

High cholesterol content seen in type 3 hyperlipoproteinemia or dysbetalipoproteinemia

a. IDL
b. Beta VLDL
c. Lp(a)
d. LpX

Answer 3

b

Question 4

“Floating Beta lipoprotein”

a. IDL
b. Beta VLDL
c. Lp(a)
d. LpX

Answer 4

b

Question 5

Contains the prothrombotic Apo(a) which is homologous with plasminogen

a. IDL
b. Beta VLDL
c. Lp(a)
d. LpX

Answer 5

c

Question 6

• Structure is similar to LDL
• Electrophoretic ability is similar to VLDL

a. IDL
b. Beta VLDL
c. Lp(a)
d. LpX

Answer 6

c

Question 7

• Structure is similar to VLDL
• Electrophoretic ability is similar to LDL

a. IDL
b. Beta VLDL
c. Lp(a)
d. LpX

Answer 7

b

Question 8

Lp(a) sinks because of Apo (a) which is a protein

T or F

Answer 8

T

Question 9

Inhibits fibrinolysis which causes Stroke, MI, CHD

a. IDL
b. Beta VLDL
c. Lp(a)
d. LpX

Answer 9

c

Question 10

Important fibrinolytic factor

Answer 10

Plasmin

Question 11

Abnormal lipoprotein associated with obstructive biliary disease

a. IDL
b. Beta VLDL
c. Lp(a)
d. LpX

Answer 11

d

Question 12

LCAT (Lectithin Cholesterol Acyltransferase deficiency)

a. IDL
b. Beta VLDL
c. Lp(a)
d. LpX

Answer 12

d

Question 13

LCAT catalyzes the esterification of cholesterol

T or F

Answer 13

T

Question 14

Rich in non-esterified cholesterol

a. IDL
b. Beta VLDL
c. Lp(a)
d. LpX

Answer 14

d

since LCAT catalyzes the esterification cholesterol, LpX is a disease that causes deficiency of it