Respiratory System

Which of the following terms refers to the tiny air sacs in the lungs where gas exchange occurs?

• Apnea

• Alveoli

• Dyspnea

• Hypoxia

What is the medical term for the temporary cessation of breathing?

• Inspiration

• Expiration

• Apnea

• Respiration

Which condition is characterized by long-term breathing problems and poor airflow?

• Hypoxia

• Chronic obstructive pulmonary disease (COPD)

• Respiratory syncytial virus (RSV)

• Latent tuberculosis (TB)

What does the term 'dyspnea' refer to?

• Difficulty breathing

• Low oxygen levels

• Inflammation of the lungs

• Coughing up blood

Which term describes the process of breathing out?

• Inspiration

• Expiration

• Respiration

• Apnea

What is the term for a deficiency in the amount of oxygen reaching the tissues?

• Hypoxia

• Apnea

• Dyspnea

• Inspiration

Which term refers to the process of breathing in?

• Expiration

• Respiration

• Inspiration

• Apnea

What does 'latent tuberculosis (TB)' refer to?

• Active TB infection

• TB infection that is not currently active

• TB infection that affects the lungs

• TB infection that affects the bones

What is 'purified protein derivative (PPD)' used for?

• To treat TB

• To diagnose TB

• To vaccinate against TB

• To cure TB

Which term refers to the overall process of inhaling and exhaling?

• Expiration

• Inspiration

• Respiration

• Apnea