Respiratory System

Topic Page

Questions

• What is the significance of the fact that human tracheal cartilage rings are incomplete posteriorly? Why is tracheal epithelium is said to be stratified?
• How is oxygen, carbon dioxide, and other waste gases exchanged in the lungs and body tissues?
• What is the function of the lungs in connection with the circulatory system?
• How do the lungs function as excretory organs?
• What do pulmonary function tests measure? What is the difference between FEV1 and FVC?
• What is pulmonary hypoplasia? Is this condition hereditary?
• Why are there 3 lobes in the right lung and 2 in the left? What is the purpose of these lobes?
• Can pneumonia have a permanent affect on lung function?
• How do the lungs clear out dust that settles in them and sticks to inner surface of their walls?
• What is the function of the hilus? Is the word "hilum" the plural form of "hilus"?
• How do the lungs help maintain homeostasis in the body?
• How does frequent coughing help to improve lung functioning?
• Glucose and oxygen are the reactants when respiration takes place in cells.Oxygen is absorbed into the blood in the lungs. How are the lungs are adapted for this function?
• What is the primary function of the pulmonary circulation?
• When a person is paralyzed from the neck down, how do their heart and lungs continue to function?
• What is the function of squamous epithelial cells in the lung?
• What are pulmonary scars?
• How do the lungs work in maintaining acid and base balance?
• What is the function of the ribs, related to the heart and lungs?
• Is it possible to regain lung capacity that is lost due to smoking? If so, how long does it take?
• What is the structure and function of the trachea and the bronchi?
• Where are the intercostal muscles located? What is their function?
• What is the function of surfactant?
• What is the function of the cilia in the trachea and bronchi?
• What is a lung decortication? Why is this procedure performed?
• What is the function of the diaphragm? Is the thoracic diaphragm part of the respiratory system?
• What is the reason surface tension exists in the alveoli of the lungs?
• How does cystic fibrosis interfere with gas exchange in the lungs?
• When you inhale, why does air go to your lungs instead of your stomach? When you drink or eat, why does that go to the stomach instead of the lungs?
• What affect do beta-2 adrenergic receptors have on respiratory function?
• What are structure and function of alveoli?
• What is the purpose of the cartilage rings that are found in the respiratory system?
• In what area of the respiratory system is air cleaned, moistened, and warmed?
• Are the lungs part of the cardiovascular system?
• What would happen in the respiratory system if there was no diaphragm? Why is the diaphragm so important in breathing?
• What are the main blood vessels that link the circulatory and respiratory systems in the human body?
• How do the respiratory and circulatory systems keep tissues all over your body alive?
• Why is the respiratory system important to cellular respiration?
• What are the bronchi? What are bronchioles?
• How do the protective mechanisms present in the respiratory tract help prevent diseases from developing?
• How does blood deliver oxygen to cells of the body?
• Are the bronchioles part of the respiratory system?
• What are the first branches of the human respiratory system?
• How are oxygen and carbon dioxide transported in the blood?
• Where does the respiratory system begin and end?
• What are the similarities and differences between the circulatory and respiratory systems?
• What organ system is found only in the thoracic cavity?
• How do exercise and high altitude affect the respiratory system?
• In which body system do the endoplasmic reticulum, ribosomes, vacuoles, golgi complex, cell membrane, cell wall, chloroplasts and mitochondria have similar functions?
• Doe the autonomic nervous system control the respiratory system?
• Where are the larynx, pharynx, and trachea located? Which of these is the tube that forms two branches--one going to the lungs and the other to the esophagus?
• What system breaks down foodstuffs into small particles that can be absorbed? What system removes carbon dioxide from the blood?
• A young boy is diagnosed with cystic fibrosis. What effect will this have on his respiratory system?
• Which airways in the respiratory system are narrowed in chronic obstructive pulmonary disease or emphysema? How does this cause shortness of breath?
• Is the spleen part of the respiratory system?
• What are the names of the organs and structures of the respiratory system in order, from the mouth to the lungs?
• What are the ten major organ systems in the body?
• What is the function of the epiglottis?
• What are the special functions of the alveoli?
• What is the function of cilia and mucus in the trachea, bronchi, and bronchioles?
• How does the brain control the respiratory system?
• Is the larynx part of the respiratory system?
• What is the gross anatomy of the respiratory system?
• What is a doctor called who specializes in the treatment of the respiratory system or problems with the lungs?
• What body systems are used when competing in a 100m race?
• How is the digestive system related to the circulatory system?
• Where is smooth muscle found in the respiratory system and what function does it have?
• Is the part of an animal where gas exchange occurs called the respiratory surface, the capillary network, the integumentary surface, or the exchange network?
• Does the exchange of respiratory gases between the air and blood occur in the alveoli, the nasal cavities, the glottis, or in the pharynx?
• How do the lungs affect the heart?
• How do the lungs function in the circulatory system?
• How do the lungs function in the respiratory system?
• How can you improve your lungs' function?
• As the thoracic muscles relax, what happens to the volume of the thoracic cavity?
• How many lungs are in the human body?
• What does a collapsed lung mean? What is the treatment?
• How do cells carrying oxygen differ from normal cells?
• An emphysema patient is breathing pure O2 through a face mask. The cylinder of O2 contains 0.60 ft3 of O2 gas at a pressure of 2300 lb/in2. What volume would the oxygen occupy at atmospheric pressure (and the same temperature)?
• What is carbon dioxide?
• What is the pH of carbon dioxide? What is the pH of carbon dioxide?
• What is carbon monoxide poisoning? A friend of mine has this. Can it be treated if it is caught in time? What are the risks?
• What is the chemical formula for carbon dioxide?
• How does CO2 enter the stomata?
• How can high levels of CO2 in the blood kill you?
• What percentage of water is lost through the respiratory system?
• What element is delivered to the body by the respiratory system?
• What defense does the respiratory system have to keep it healthy?
• A new born infant is found dead, abandoned by the road. The police need to know whether the infant was born dead or alive. An autopsy reveals the infant was dead at birth. How could the medical examiner determine this?
• A decrease in blood pressure triggers a baroreceptor reflex that leads to increased ventilation. What is the advantage of this reflex?
• Physicians often ask for urine samples collected over a 24-hour period, rather than a single sample. Why?
• Does the contraction of the diaphragm result in a decrease in the volume of the thoracic cavity or an increase in the volume of the thoracic cavity, or neither of these?
• What system do the lungs belong to, the respiratory system or the cardiovascular system? Are you capable of living with one lung?
• This acts to reduce the tendency of alveoli to collapse; it is a mixture of lipoproteins called what?
• Is the esophagus a part of the respiratory system?
• The trachea is strengthened by rings of what?
• Which structure contains the vocal cords? Is this a part of the respiratory system?
• When air enters the nasal passages is it warmed, filtered, and moistened?
• What part of the respiratory system connects esophagus and trachea and is the passage for both food and air?
• What is the function of the lungs?
• In the excretory system, what is the function of the lungs?
• Do dolphins have lungs?
• My FEV lung function is 70%. I am 34 years old and I have smoked for 20 years. If I stop smoking now, can COPD be reversed?
• What is FEV1 and FVC?
• What is the heart's function in the respiratory system?
• Can cilia grows back if you stop smoking?
• What is the function of the bronchi in the respiratory system?
• Does the respiratory system help maintain acid-base balance?
• During external respiration, are gases exchanged between the outside air and the alveoli, the alveoli and the blood, the blood and cells, the outside air and blood in the dermis, or the cytosol and mitochondria?
• What is the function of the trachea?
• What is the function of the ribs in the respiratory system?
• What organs form the passageway from the nasal cavity to the alveoli of the lungs?
• What are four ways the lungs are adapted to their function?
• Which is more important, the heart or the lungs? What are the reasons for your answer?
• What changes occur in the cells and tissues of the lungs as a result of smoking? How do these changes affect lung function?
• What are the two primary functions of the respiratory system?
• What other organs or body parts besides the lungs does lung cancer affect?
• What are the special functions of the nasal cavity?
• What is the function of the pulmonary trunk? (not arteries)?
• Are the bronchi, alveoli, and pharynx all found in the lungs? If not, which is not?
• What is the main organ of the respiratory system?
• The walls of the alveoli are composed of two types of cells, type I and type II. What is the function of type I?
• What is the function of passageways for gas exchange in birds?
• Are the lungs above the diaphragm? Are the lungs muscular?
• What are the two tubes that connect the lungs with the trachea called?
• What is the function of the cartilage rings in the trachea?
• Where are the lungs located?
• Do crayfish have lungs or gills?
• At which part of the respiratory system does oxygen enter the bloodstream? In the bronchial tube, the alveolus, the heart, or the trachea?
• How would you describe surfactant and explain its function?
• What is the structure and function of the respiratory zone?
• What is the job of the bronchioles?
• What happens to the lungs when the diaphragm contracts?
• What does a frog's trachea do?
• How can scar tissue affect the function of the lungs?
• How does exercise affect the function of the lungs?
• What is the function of the lungs in a rat?
• What are bronchial tubes?
• What is the medical term for inflammation of the small bronchial tubes?
• One type of allergic reaction results in constriction of the bronchial tubes, which interferes with the passage of air into and out of the lungs. Is this type of allergic reaction most closely associated with asthma, emphysema, or bronchitis?
• What part of the body is affected by bronchitis?
• How will Prednisone help my bronchitis?
• What causes bronchial spasms?
• What are the two branches of the trachea?
• What is bronchiectasis?
• What is the difference between bronchial pneumonia and just pneumonia?
• What is asthma, and what causes it?
• How long after you quit smoking do your lungs start to heal?
• What is the incubation period of bronchitis?
• Is the thin moist membrane through which humans exchange gases ( respires ) found in the nose, mouth, trachea, alveoli, or bronchial tubes?
• What is the trachea?
• How long is the trachea in an adult?
• The tube into which the trachea divide to go into each lung is called what?
• What is hypercapnia?
• Why is it important to learn cardiopulmonary resuscitation?
• How will an increase of blood #"CO"_2# affect hemoglobin's affinity for #"O"_2#?
• How does mucus in the lungs help us?
• Does anyone know the major organs of the respiratory system?? (human)