What provides a source of stored energy, as well as insulation for the body?

What helps build, repair, and maintain, or preserve, body tissue?

Which of the following helps cells, tissues, and organs stay healthy?

According to the text, what helps the body work properly?

According to the text, what helps with chemical reactions in the body and helps transport materials to and from cells?

Poor nourishment resulting form a lack of nutrients is called...

A blood disorder that causes lack of energy, weakness, shortness of breath, and cold hands and feet.

What is the recommended daily amount of nutrients for people of a certain age and gender group?

What is the amount of a nutrient needed by 98% of the people in a given age and gender group?

A nutrient standard that is used when a lack of scientific information makes it impossible to establish the RDA for a particular nutrient.

Which benefit listed below is NOT a benefit from choosing healthy habits and a nutritious diet?

Which of the following is part of the digestive system?

What does your body have to do before it can turn food into energy?

What is a special protein that helps a chemical reaction take place?

Once you swallow food it passes into the _______________.

Food moves through the esophagus by ________________, rhythmic movements of muscles.

How much food can the average person's stomach hold?

The stomach also breaks food down mechanically through peristalsis. The churned food turns into a thick liquid called ________.

How long does it usually take the body to break down carbohydrates?

What helps the body digest and absorb fats? (It is produced in the liver and stored in the gall bladder until needed.)

What is the process by which nutrients moves into the bloodstream?

The inner wall of the small intestine has folds covered with billions of tiny, fingerlike projections called _______.

What is another word for glucose?

___________________ is the use of nutrients to provide energy.

During metabolism, glucose in the cells combines with oxygen to produce energy and heat. A chemical reaction like this, in which molecules combine with oxygen is called _______________.

A ______ is the amount of energy needed to raise the temperature of 1 kilogram of water (a little more than 4 cups) by 1 degree Celsius.

The energy you need to maintain automatic process is called ____________.