Exam 15: The Respiratory System

Which statement is NOT true of the alveoli of the lungs?

The volume of air inhaled and exhaled in one breath is called:

In internal respiration,carbon dioxide diffuses from the ____________________ to the ____________________.

Exercising muscle will receive more oxygen from hemoglobin than will relaxed muscle,because:

The strongest stimulus to increase the breathing rate is a higher level of ____________________ in the blood because this makes the blood more ____________________.

The internal intercostal muscles pull the ribs:

The chemoreceptors that most rapidly detect an increase in the blood CO₂ level are located in the ____________________.

Pulmonary surfactant permits normal inhalation because it decreases the ____________________ within alveoli.

The movement of air to and from the alveoli is called:

The elastic connective tissue of the lungs is important to:

Inhaled air is first warmed and moistened by the:

The ____________________ nerves are motor to the diaphragm.

The pulmonary capillaries are made of simple squamous epithelium,which is:

The CNS centers that promote exhalation are the:

The parietal pleura is found:

Which of these bones increases the surface area of the nasal mucosa?

The internal intercostal muscles are important for a:

All of the structures and substances through which gases diffuse in the lungs are collectively called the ____________________.

The limit of respiratory compensation for an ongoing metabolic pH imbalance is approximately ____________________ %.

The CNS centers that promote inhalation are the: