The Energy Expended Due to Physical Activity Accounts for the Majority

question 17

True/False

The energy expended due to physical activity accounts for the majority of our total energy output each day.

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Definitions:

Proteolytic Enzyme

An enzyme that breaks down proteins into smaller peptides or amino acids.

Chymotrypsin

Proteolytic enzyme formed in the small intestine from the pancreatic precursor chymotrypsinogen.

Ribonuclease

Enzyme that splits RNA into its component nucleotides.

Defecation Reflex

Combination of local and central nervous system reflexes initiated by distension of the rectum and resulting in the movement of feces out of the lower colon.