Anatomy Final Study Cards

Air entering the body is filtered, warmed, and humidified by

Surfactant

Functions of the nose include

The actual sites of gas exchange within the lungs are

Air moves into the lungs because

Air moves out of the lungs because

Expiratory movements are produced by contraction of the

When the diaphragm and external intercostal muscles contract,

Pulmonary ventilation refers to

Most of the oxygen transported by the blood is

Most of the carbon dioxide in the blood is transported as

The most important chemical regulator of respiration is

A 10% increase in the level of carbon dioxide in the blood will

In quiet breathing,

If a student inhales as deeply as possible and then blows the air out until he cannot exhale any more, the amount of air that he expelled would be his/her

Which of the following factors would increase the amount of oxygen discharged by hemoglobin to peripheral tissues?

When the diaphragm and external intercostal muscles contract,

Damage to the surfactant cells of the lungs would result in

Harry suffers from cystic fibrosis and frequently has periods where he can hardly breathe. The problem is probably the result of

In emphysema, the alveoli break down and coalesce into large air spaces. The lungs also lose elasticity and compliance is increased. You would expect a person who suffers from emphysema to have