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Questions and Answers
What is the direction of CO2 diffusion in the alveolus?
What is the direction of CO2 diffusion in the alveolus?
- From the alveolus into the blood
- From the oxygenated blood into the deoxygenated blood
- From the pulmonary artery into the pulmonary vein
- From the blood into the alveolus (correct)
What is the primary factor that favors increased gas diffusion in the respiratory system?
What is the primary factor that favors increased gas diffusion in the respiratory system?
- Increased surface area (correct)
- Increased solubility of oxygen in the blood
- Shorter distance between the alveolus and capillaries
- Higher partial pressure of oxygen in the atmosphere
What is the role of the pulmonary artery in the respiratory system?
What is the role of the pulmonary artery in the respiratory system?
- It carries oxygenated blood from the lungs to the heart
- It carries oxygenated blood from the heart to the systemic capillaries
- It carries deoxygenated blood from the heart to the lungs (correct)
- It regulates the partial pressure of oxygen in the alveolus
What is the primary function of the respiratory system in relation to the cardiovascular system?
What is the primary function of the respiratory system in relation to the cardiovascular system?
What is the main reason why CO2 is removed from the blood in the alveolus?
What is the main reason why CO2 is removed from the blood in the alveolus?
What is the primary function of the respiratory system?
What is the primary function of the respiratory system?
What is the byproduct of nutrient breakdown that needs to be excreted from the body?
What is the byproduct of nutrient breakdown that needs to be excreted from the body?
What is the site of gas exchange in the lungs?
What is the site of gas exchange in the lungs?
What is the purpose of the tubes in the respiratory system?
What is the purpose of the tubes in the respiratory system?
Which structure is responsible for separating the airway from the foodway?
Which structure is responsible for separating the airway from the foodway?
What is the importance of the respiratory system in nursing and paramedic practice?
What is the importance of the respiratory system in nursing and paramedic practice?
What is the main function of the mucous membranes in the bronchial tree?
What is the main function of the mucous membranes in the bronchial tree?
What is the effect of bronchodilation on the bronchioles and alveoli?
What is the effect of bronchodilation on the bronchioles and alveoli?
What is the primary function of the alveoli?
What is the primary function of the alveoli?
What is the effect of surfactant on the alveoli?
What is the effect of surfactant on the alveoli?
What is the primary mechanism of oxygen transport in the blood?
What is the primary mechanism of oxygen transport in the blood?
What is the relationship between the partial pressure of oxygen in the alveoli and the partial pressure of oxygen in the capillary blood?
What is the relationship between the partial pressure of oxygen in the alveoli and the partial pressure of oxygen in the capillary blood?
The bronchioles are responsible for separating the airway from the foodway
The bronchioles are responsible for separating the airway from the foodway
The trachea is divided into two primary bronchi that enter each lung
The trachea is divided into two primary bronchi that enter each lung
The alveolar ducts are responsible for transporting oxygen to the capillary blood
The alveolar ducts are responsible for transporting oxygen to the capillary blood
During inspiration, the bronchioles constrict to increase air flow into the lungs
During inspiration, the bronchioles constrict to increase air flow into the lungs
The bronchial tree is responsible for filtering the air we breathe
The bronchial tree is responsible for filtering the air we breathe
The mucous membranes of the bronchial tree filter and humidify but do not warm incoming air.
The mucous membranes of the bronchial tree filter and humidify but do not warm incoming air.
During bronchodilation, smooth muscle contraction increases the diameter of the bronchioles and alveoli.
During bronchodilation, smooth muscle contraction increases the diameter of the bronchioles and alveoli.
The alveoli are surrounded by a single blood vessel.
The alveoli are surrounded by a single blood vessel.
Surfactant reduces the surface area of the fluid in the alveoli.
Surfactant reduces the surface area of the fluid in the alveoli.
The partial pressure of O2 is lower in alveolar air than in capillary blood.
The partial pressure of O2 is lower in alveolar air than in capillary blood.
The respiratory bronchioles, terminal bronchioles, and alveolar ducts do not have smooth muscle.
The respiratory bronchioles, terminal bronchioles, and alveolar ducts do not have smooth muscle.
The trachea divides into the right and left bronchi before entering the lungs.
The trachea divides into the right and left bronchi before entering the lungs.
The bronchioles are responsible for filtering, warming, and moisturizing the incoming air.
The bronchioles are responsible for filtering, warming, and moisturizing the incoming air.
The bronchial tree is responsible for gas exchange in the lungs.
The bronchial tree is responsible for gas exchange in the lungs.
The bronchioles are capable of movement to facilitate gas exchange.
The bronchioles are capable of movement to facilitate gas exchange.
The alveolar ducts are responsible for exchanging oxygen and carbon dioxide.
The alveolar ducts are responsible for exchanging oxygen and carbon dioxide.
The pharynx is a part of the respiratory system that filters incoming air.
The pharynx is a part of the respiratory system that filters incoming air.
What is the main structure that divides into the right and left bronchi, which then enter the lungs?
What is the main structure that divides into the right and left bronchi, which then enter the lungs?
What is the primary function of the respiratory bronchioles, terminal bronchioles, and alveolar ducts in the respiratory system?
What is the primary function of the respiratory bronchioles, terminal bronchioles, and alveolar ducts in the respiratory system?
What is the significance of the surface area of the alveoli in the process of gas exchange?
What is the significance of the surface area of the alveoli in the process of gas exchange?
What is the characteristic of the bronchioles that helps them facilitate gas exchange?
What is the characteristic of the bronchioles that helps them facilitate gas exchange?
What is the role of the alveolar ducts in the respiratory system?
What is the role of the alveolar ducts in the respiratory system?
What is the main function of the trachea in the respiratory system?
What is the main function of the trachea in the respiratory system?
Describe the structure of the bronchial tree.
Describe the structure of the bronchial tree.
What is the primary function of the respiratory tract?
What is the primary function of the respiratory tract?
What is the role of the alveolar ducts in the respiratory system?
What is the role of the alveolar ducts in the respiratory system?
Can the bronchioles move to facilitate gas exchange?
Can the bronchioles move to facilitate gas exchange?
What is the effect of bronchodilation on the diameter of the bronchioles and alveoli?
What is the effect of bronchodilation on the diameter of the bronchioles and alveoli?
What is the main function of the mucous membranes in the bronchial tree, and how do they facilitate gas exchange?
What is the main function of the mucous membranes in the bronchial tree, and how do they facilitate gas exchange?
What is the difference between bronchodilation and bronchoconstriction, and how do they affect airflow in the lungs?
What is the difference between bronchodilation and bronchoconstriction, and how do they affect airflow in the lungs?
What is the structure surrounding the alveoli, and how does it facilitate gas exchange?
What is the structure surrounding the alveoli, and how does it facilitate gas exchange?
What is the role of surfactant in the alveoli, and how does it affect gas exchange?
What is the role of surfactant in the alveoli, and how does it affect gas exchange?
What is the relationship between the partial pressure of oxygen in the alveoli and the partial pressure of oxygen in the capillary blood, and how does it affect gas exchange?
What is the relationship between the partial pressure of oxygen in the alveoli and the partial pressure of oxygen in the capillary blood, and how does it affect gas exchange?
What is the structure of the trachea, and how does it divide into the bronchial tree?
What is the structure of the trachea, and how does it divide into the bronchial tree?
In a gas mixture, each gas diffuses from higher ______ pressure to lower partial pressure
In a gas mixture, each gas diffuses from higher ______ pressure to lower partial pressure
Pulmonary ______ carries oxygenated blood back to the heart
Pulmonary ______ carries oxygenated blood back to the heart
The respiratory and ______ systems work together to achieve their functions
The respiratory and ______ systems work together to achieve their functions
The ______ ducts are responsible for exchanging oxygen and carbon dioxide
The ______ ducts are responsible for exchanging oxygen and carbon dioxide
The pulmonary artery carries ______ blood to the lungs
The pulmonary artery carries ______ blood to the lungs
The mucous membranes of the bronchial tree function to ______ incoming air.
The mucous membranes of the bronchial tree function to ______ incoming air.
Bronchoconstriction occurs when the smooth muscle of the bronchioles ______.
Bronchoconstriction occurs when the smooth muscle of the bronchioles ______.
The alveoli are surrounded by ______ vessels.
The alveoli are surrounded by ______ vessels.
The partial pressure of O2 is higher in ______ air than in capillary blood.
The partial pressure of O2 is higher in ______ air than in capillary blood.
The ______ secreting cells form part of the structure of alveoli.
The ______ secreting cells form part of the structure of alveoli.
The respiratory tract is composed of the respiratory bronchioles, terminal bronchioles, and ______.
The respiratory tract is composed of the respiratory bronchioles, terminal bronchioles, and ______.
Oxygen is required by cells to break down ______ to release energy and produce ATP;
Oxygen is required by cells to break down ______ to release energy and produce ATP;
The respiratory system obtains oxygen from the ______ and removes carbon dioxide from the body cells;
The respiratory system obtains oxygen from the ______ and removes carbon dioxide from the body cells;
The respiratory system consists of tubes that ______ and moisturise incoming air;
The respiratory system consists of tubes that ______ and moisturise incoming air;
The respiratory system is linked to the ______ system, among others;
The respiratory system is linked to the ______ system, among others;
The ______ are microscopic air sacs that exchange gases;
The ______ are microscopic air sacs that exchange gases;
The respiratory system is essential knowledge for caring for people with ______ disease;
The respiratory system is essential knowledge for caring for people with ______ disease;
Match the following structures with their functions in the respiratory system:
Match the following structures with their functions in the respiratory system:
Match the following components with their characteristics in the respiratory system:
Match the following components with their characteristics in the respiratory system:
Match the following components with their roles in the respiratory system:
Match the following components with their roles in the respiratory system:
Match the following components with their relationships in the respiratory system:
Match the following components with their relationships in the respiratory system:
Match the following components with their functions in gas exchange in the respiratory system:
Match the following components with their functions in gas exchange in the respiratory system:
Match the following structures with their functions in the respiratory system:
Match the following structures with their functions in the respiratory system:
Match the following terms with their descriptions in the respiratory system:
Match the following terms with their descriptions in the respiratory system:
Match the following structures with their characteristics in the respiratory system:
Match the following structures with their characteristics in the respiratory system:
Match the following structures with their functions in the respiratory system:
Match the following structures with their functions in the respiratory system:
Match the following terms with their relationships in the respiratory system:
Match the following terms with their relationships in the respiratory system:
Match the following structures with their functions in the respiratory system:
Match the following structures with their functions in the respiratory system:
Match the following respiratory structures with their functions:
Match the following respiratory structures with their functions:
Match the following components of the respiratory system with their roles in gas exchange:
Match the following components of the respiratory system with their roles in gas exchange:
Match the following components of the respiratory system with their relationships with other systems:
Match the following components of the respiratory system with their relationships with other systems:
Match the following respiratory structures with their characteristics:
Match the following respiratory structures with their characteristics:
Match the following components of the respiratory system with their roles in air processing:
Match the following components of the respiratory system with their roles in air processing:
Match the following components of the respiratory system with their significance in practice:
Match the following components of the respiratory system with their significance in practice:
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