A smoker develops damage to several alveoli that then can no longer function. How does this affect gas exchange (be specific in your answer)?

Q: describe the journey of a corbon-dioxide molecule from a alveolus to the outside world. Describe the…

A: The journey of a carbon dioxide molecule from an alveolus to the outside world is a fascinating…

Q: Use the table provided to show that the air travels a total distance of 273 mm from the trachea to…

A: The lungs are spare, air-filled organs located on either side of the chest (thorax). The trachea…

Q: Which of the following is where gas exchange occurs? A. alveoli B. trachea C. intercostal muscles…

A: During the process of gaseous exchange, oxygen moves from the lungs to the blood stream and at the…

Q: In a healthy lung, an increase in the alveolar Po2 will cause an increase or decrease in the percent…

A: Introduction: The hemoglobin and oxygen combine and make oxyhemoglobin. This is represented as HbO2.…

Q: Compared to healthy individuals, the lungs' residual volumes of patients with emphysema is…

A: Lung care is vital for maintaining general health and avoiding respiratory illnesses such as…

Q: To determine the possible obstruction of the airway, a FEV may be measured using a spirometer. Under…

A: Asthma is a condition in which there is hyperresponsiveness of the airways,  increase in bronchial…

Q: The condition acute respiratory distress syndrome (ARDS) is characterized by damage to the…

A: Acute respiratory distress syndrome (ARDS) is a severe lung condition caused due to the build up of…

Q: All of the following are true of the airway except A. The largest piece of Cartlidge is the thyroid…

A: Respiration is a biological process where oxygen-rich(for metabolism) air is inhaled from the…

Q: Which part of the airway has the greatest amount of smooth muscle?   A. Trachea   B. Primary…

A: Lungs are part of the lower respiratory tract and provide the respiratory surface for gaseous…

Q: When a woman is very close to delivering a baby, she may hyperventilate. Breathing into a paper bag…

A: Women hyperventilate and over-breathing more frequently compared to men. This occurs when a woman is…

Q: The source of pulmonary surfactant is:- a. the visceral pleura. b. bronchial glands. c. alveolar…

A: Pulmonary surfactant is the blend of lipids and proteins, that are secreted via epithelial type II…

Q: Which of the following statements about choking is true?a. It triggers the cough reflex.b. It occurs…

A: Choking is the obstruction or blockage of the upper respiratory tract by food or foreign objects…

Q: On a cold day, the temperature of the air reaching alveoli is raised in the nasal passages because…

A: Within the two nasal passageways, separated by the nasal septum, there is a network of narrow…

Q: Alan has been smoking for the past 20 years and has been experiencing some shortness of breath and a…

A: The cells making up the human tissues and organs require sufficient amounts of oxygen to survive and…

Q: Ali, aged 28, normally does not suffer from asthma. However, he has an asthma attack at his work.…

A: Asthma is a condition where the air passage of a person becomes narrow or shows signs of…

Q: Air in and out Alveolus Carbon Dioxide Oxygen Capillary Fig 3 Gas Exchange in the Alveolus Source:…

A: The nose (and nasal cavity), throat, trachea, lungs, and diaphragm compose the respiratory system of…

Q: The pressure inside the alveoli is less than the atmosphenic pressure

A: The air around you has weight, and it presses against everything it touches. That pressure is called…

Q: airway resistance

A: Airway Resistance: It is defined as the measurement of impedance(amount of resistance) to the…

Q: During acute epiglottitis, the epiglottis swells to several times its normal size. This would…

A: The respiratory system transfers oxygen from inhaled air to the blood and carbon dioxide from the…

Q: A 3-year-old boy is brought to the emergency department after aspirating (inhaling) a peanut.…

A: The bronchus is a significant passageway in the respiratory system in the human body that conducts…

Q: Where is an accidentally inhaled object, such as a peanut or a small piece of toy, likely to lodge…

A: The inhalation of a foreign object into the respiratory system is called pulmonary aspiration. The…

Q: Type Il alveolar cells: Engulf foreign particles in the alveoli Decreases the diffusion distance of…

A: Respiration is a process of taking oxygen into the body from the environment and giving out carbon…

Q: Define the concept of Partial Pressure as it relates to the diffusion of gases between the alveoli…

A: In the context of a mixture of gases, partial pressure is defined as the pressure amount that would…

Q: Use the table provided to show that the air travels a total distance of 273 mm from the trachea to…

A: The respiratory system mainly comprises of the the respiratory tract and the lungs. The respiratory…

Q: The diaphragm of an individual no longer functions normally due to an accident. Explain how this…

A: The diaphragm is a thin skeletal muscle that sits at the base of the chest and separates the abdomen…

Q: Patients with cystic fibrosis (CF) have a defect in which of the following parts of the respiratory…

A: Question - Patients with cystic fibrosis (CF) have a defect in which of the following parts of the…

Q: with bronchitis, there is increased cell size and cell number in the bronchiole wall tissues. Does…

A: Bronchitis is an inflammation of the bronchial tubes, which are the air passages that carry air to…

Q: Which structure is the last, smallest portion of the conductingportion of the respiratory system?a.…

A: The respiratory system in humans is a vital system that allows the exchange of respiratory gases…

Q: The volume of air flow to the alveoli is increased when there is an increase in: Group of answer…

A: Lungs are the respiratory organs which receive oxygen from the environment and supply the oxygen to…

Q: Which of the following structures is included in the respiratory portion (where gas exchange occurs)…

A: The respiratory system comprises structures that are involved in breathing. It comprises the lungs,…

Q: Watch this video (http://openstaxcollege.org/l/spirometers) to learn more about lung volumes…

A: The respiratory system includes those organs that help to exchange gases in plants and animals. It…

Q: What function do alveolar macrophages serve What would happen to the respiration of an individual…

A: alveolar macrophages are the immune cells present in the luminal surface of the alveolar space in…

Q: Please answer both Lung compliance generally decreases as people age. If nothing else changes, how…

A: Pulmonary compliance, a parameter that indicates the lung's expandability, is critical for optimal…

Q: Which of the the following will increase bronchiolar resistance? increased mucous  decreased…

A: Bronchioles are air passageways within the lungs that branch off like tree limbs from the bronchial.…

Q: As a result of secreting surfactant into the alveolar space,. cells the surface tension of water. O…

A: Surfactants: The self-emulsifying properties require the incorporation of relatively large amounts…

Q: A hardcore smoker can easily suffer from a prolonged cough. Explain how this condition affects the…

A: Smoking is injurious to health because it causes the problems with respiratory system including our…