Exam 4: Nutrient Role in Bioenergetics

The term __________ reaction describes a coupled oxidation-reduction reaction.

The citric acid cycle degrades the __________ to carbon dioxide and hydrogen atoms within the mitochondria.

__________ generated by muscle contraction provides the most obvious example of energy transformation.

All of the following hormones augment lipase activation and subsequent lipolysis and FFA mobilization from adipose tissue except:

Kinetic energy represents the energy associated with position or structure, whereas potential energy represents energy of motion.

Fuel sources that supply substrate for oxidation and subsequent ATP formation include all of the following except:

The term to describe reactions that require oxygen is __________.

Which of the following donates or loses electrons when oxidized?

Amino acid deamination occurs primarily in the pancreas.

The complete oxidation of glucose in skeletal muscle yields 40 ATP.

In carbohydrate catabolism, the oxidation of hydrogen at about the same rate that it becomes available is known as __________.

When exercise becomes intense, pyruvate accepts additional hydrogens, forming __________.

Lipid metabolism maximizes at an average intensity of about 55% to 72% of aerobic capacity.

The liver removes nitrogen from amino acids during __________.

__________ tissue serves as an active and major supplier of fatty acid molecules.

Photosynthesis serves as the plant's mechanism for synthesizing carbohydrates, lipids, and proteins.

Energy that is contained within the chemical bonds of a substance such as ATP may be classified as __________.

__________ describes the formation of lipid that occurs mostly in the cytoplasm of liver cells.

All of the following represent forms of biologic work except __________.

Glycogen depletion could occur in all of the following scenarios except: