30 Questions
Which part of the respiratory system consists of many interconnected air-filled spaces with very thin linings which allow rapid gas exchange?
Alveoli
What is the function of the conducting portion of the respiratory system?
Conducting air from the environment into respiratory spaces
Which organ is not a part of the human respiratory system?
Liver
Which type of respiratory tract infection can involve the upper and lower airways?
Pneumonia
What represents one of the more common reasons for visits to the physician, admission to the hospital, and forced inactivity among all age groups?
Respiratory illnesses
What part of the respiratory system is responsible for controlling breathing through its contraction and relaxation?
Diaphragm
What is the estimated percentage of the world population that is infected with tuberculosis?
Between 19% and 43%
Which part of the body does pulmonary tuberculosis most commonly affect?
Lungs
What is the classic symptom of active TB infection in the lungs?
Chronic cough with blood-tinged sputum
In how many active cases of TB does the infection spread outside the lungs, causing extrapulmonary tuberculosis?
15–20%
What is a notable extrapulmonary infection site of tuberculosis involving the central nervous system?
Central nervous system
What causes tuberculosis, a widespread infectious disease?
Various strains of bacteria
Which group is more likely to experience extrapulmonary TB?
Immunosuppressed persons and young children
What is the fatality rate if latent tuberculosis progresses to active disease and is left untreated?
More than 50%
What is the primary function of the conducting portion of the human respiratory system?
It conducts air from the environment into respiratory spaces
Which respiratory illness is commonly associated with visits to physicians, hospital admissions, and forced inactivity?
Tuberculosis
What part of the human respiratory system is responsible for controlling breathing through its contraction and relaxation?
Diaphragm
Which respiratory tract infection can involve both the upper and lower airways?
Pneumonia
In how many active cases of tuberculosis does the infection spread outside the lungs, causing extrapulmonary tuberculosis?
60%
What represents one of the major symptoms of active TB infection in the lungs?
Persistent cough with blood-tinged sputum
What is the primary cause of tuberculosis, a widespread infectious disease?
Mycobacterium tuberculosis
What represents one of the major symptoms of active TB infection in the lungs?
Chronic cough with blood-tinged sputum
In how many active cases of tuberculosis does the infection spread outside the lungs, causing extrapulmonary tuberculosis?
15-20%
Which part of the body does pulmonary tuberculosis most commonly affect?
Lungs
What represents one of the more common reasons for visits to the physician, admission to the hospital, and forced inactivity among all age groups?
Tuberculosis
Which type of respiratory tract infection can involve the upper and lower airways?
Pneumonia
What part of the human respiratory system is responsible for controlling breathing through its contraction and relaxation?
Diaphragm
What is the estimated percentage of the world population that is infected with tuberculosis?
15-20%
What part of the respiratory system consists of many interconnected air-filled spaces with very thin linings allowing rapid gas exchange?
Alveoli
What organ is not a part of the human respiratory system?
Liver
Test your knowledge about the structure and function of the respiratory system, including its role in gas exchange and the subdivisions of the human respiratory system. Learn about the conducting portion and the respiratory (gas exchange) portion of the system.
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