Question

Free (non-esterified) fatty acids in plasma 

A. Account for less than 10 per cent of the total fatty acids in plasma. 

B. Are complexed with the plasma proteins. 

C. Decrease when the level of blood adrenaline rises. 

D. Can be metabolized to release energy in cardiac and skeletal muscle. 

E. Can be metabolized to release energy in the brain.

Answer 1

A. True Most are esterified to glycerol and cholesterol. 

B. True This is necessary for solubility. 

C. False They rise due to release from adipose tissue. 

D. True They are an important source of energy for contraction. 

E. False Glucose is the only normal substrate for energy production here.