MODULE 3

refers to the solid and liquid materials taken into the digestive tract for sustaining life.

Organic compouns are composed of:

Inorganic compounds are composed of:

is derived from the Greek word metabolismos which means to change or alter.

is the chemical process of transforming food into complex tissue elements and of transforming complex body substances into simple ones, along with the production of heat and energy.

is the force or power that enables the body to do its work.

It is the unit of energy commonly used in human nutrition

It is the measure of energy in the metric system.

is also known as the Required Energy Expenditure (REE), is the measure of energy needed by the body at rest for all its internal chemical activities which is approximately 1 calorie per kilogram of body weight per hour for an adult.

is the rate of basal metabolism in a given person at a given time and situation. It constitutes one-half of the calorie requirements of an individual.