As a group, the B vitamins are

Cholesterol that has been removed from the blood is excreted as a component of bile.

The right lung is composed of which lobes; the left lung is composed of which lobes.

Dietary lipids are required to provide

The condition associated with lack of intrinsic factor and decreased absorption of cyanobalamin is

Microorganisms removed from incoming air by sticky mucus are most likely to be destroyed by

All of the essential amino acids must be present in the body at the same time for growth and tissue repair because

Carbon monoxide is toxic because it attacks and destroys the respiratory center in the brain.

The chemoreceptors in the carotid and aortic bodies are most sensitive to changes in blood

If the caloric intake exceeds the output, a positive energy balance is said to occur.