1
Q
The major energy source of the heart
A
Fatty acids
2
Q
The major energy source of resting muscles
A
Fatty acids
3
Q
This pathway is very active in the heart
A
ETC
4
Q
Major pathways in the heart
A
β-Oxidation and citric acid cycle
5
Q
Main substrates in the heart
A
Ketone bodies, nonesterified fatty
acids (NEFA), lactate, chylomicron
and VLDL triacylglycerol, some
glucose
6
Q
Major products exported in the heart
A
None, it will use its own produced
energy
7
Q
Specialist enzymes in the heart
A
Lipoprotein lipase, hormone-sensitive
lipase, enzymes of the pentose
phosphate pathway
