Exam 13: The Respiratory System

Using Figure 13.1, identify the following: -The apex of the right lung is indicated by ________.

Explain the structure and function of the respiratory membrane.

The flap of elastic cartilage that protects food from entering the larynx when swallowing is the ________.

Changes in oxygen levels in the blood are the most important stimuli for breathing in a healthy person.

According to the laws of diffusion, movement of a respiratory gas occurs toward the area of higher concentration of that particular respiratory gas.

Match the following with the four events of respiration: -Movement of carbon dioxide and oxygen through the blood

Match the following definitions with their associated respiratory volume or capacity: -Sum total of tidal volume, inspiratory reserve volume, and expiratory reserve volume

Venous blood in systemic circulation is poorer in oxygen and richer in carbon dioxide.

The mucosa-lined windpipe that extends from the larynx to the level of the fifth thoracic vertebra is called the ________.

Which tonsil(s) is/are located in the oropharynx at the end of the soft palate?

Paranasal sinuses warm, cleanse, and humidify air entering the nasal cavity.

What is the function of an alveolar macrophage?

The nasal cavity is separated from the oral cavity by ________.

The amount of air that can be forcibly exhaled after a tidal expiration is around 1200 mL.

Match the following definitions with their associated respiratory volume or capacity: -Normal, quiet breathing which moves approximately 500 mL of air per breath

Respiratory capacities are measured with a ________.

The respiratory zone is the only site of gas exchange within the lungs.

Which one of the following is NOT True of the lungs?

The homeostatic imbalance associated with the death of many full-term newborn infants is called ________.

The general term for inadequate oxygen delivery to body tissues regardless of the cause is called hypoxia.