During the Absorptive State, the Primary Energy Source for Most

Question

During the absorptive state, the primary energy source for most of the body cells is
A) fatty acids recently absorbed into the bloodstream.
B) glucose supplied from glycogen.
C) fatty acids supplied from triglycerides.
D) amino acids supplied from proteins.
E) glucose recently absorbed into the bloodstream.

Accepted Answer

During the absorptive state, the primary energy source for most body cells is glucose recently absorbed into the bloodstream. This is the period shortly after eating when nutrients from the food are entering the blood from the gastrointestinal tract.