Why is nitrogen gas not exchanged between the alveoli and the blood in the lung capillaries?

Q: Contrast the epithelium of the bronchioles with that of the alveoli and explain how the structural…

A: Anatomy and physiology are the branches of biology, anatomy deals with the study of the structure of…

Q: How are the lungs designed in human beings to maximize the area for exchange of gases?

A: Lungs which are part of respiratory system helps to provide enough supply of oxygen to the different…

Q: how are the alveoli designed to maxmise the exchange of gases?

A: The human respiratory tract is made up of nostril, larynx, nasal chamber, pharynx, trachea,…

Q: Why does the lung only have 5 lobes?

A: Respiratory system  The respiratory system humans consist of the nose, pharynx, trachea, bronchi and…

Q: How is the structure of the alveoli adapted for diffusion?

A: The respiratory bronchioles open into alveolar ducts which terminate into an extended passage known…

Q: Why is cartilage unnecessary in the walls of the bronchioles?

A: Bronchioles are the structures of the respiratory tree formed by the branching of bronchi in the…

Q: Why is nitrogen gas not exchanged between the alveoli and the blood in the lung capillaries?

A: In the lungs, the exchange of gases is a crucial process for sustaining life. When we breathe, air…

Q: Why do vital capacity, alveolar ventilation, and the diffusion ofgases across the respiratory…

A: Alveoli an important part of the respiratory system. Each lung contains about 300 million alveoli…

Q: Relate the microscopic anatomy of the pulmonary alveoli to their role in gas exchange?

A: Introduction: The respiratory tract of a human is divided into two types: lower airways and upper…

Q: explain how the structure of the alveoli facilitates gas exchange?

A: In vertebrates, the lungs branch broadly, and their whole volume is loaded up with a great many air…

Q: What is it about the structure of the alveoli makes them an ideal site for gas exchange?

A: The mammalian respiratory tract consists of larynx, trachea, bronchi alveoli and lungs. All the…

Q: What is the mechanism of gas exchange between alveoli and pulmonary capillaries?

A: Mechanism of gas exchange between alveoli and pulmonary capillaries is External Respiration. Inhaled…

Q: What is MAC (Minimum Alveolar Concentration)? Explain its importances.

A: Anesthesia refers to the administration of the drug to avoid pain or sensation during a surgery. The…

Q: What structural and functional features are different in the upper and lower respiratory systems?…

A: The respiratory system is the organ system in the body principally accountable for carrying out the…

Q: Trace the flow of air from the trachea to the pulmonary alveoli?

A: The respiratory system is composed of the upper and lower tract.

Q: What are the functions of the VRG and DRG within the respiratory centers?

A: Breathing is the repetitive mechanism by which oxygen is inhaled into the lungs and waste materials…

Q: How are the alveoli designed to maximize the exchange of gases?

A: The lungs are part of the respiratory system, which helps to provide supply of oxygen to the…

Q: Which of the following respiratory structures are supported by cartilage: nose, larynx, trachea,…

A: Cartilage can be described as smooth and elastic tissue that is found in ends of long bones in…

Q: How does the circulatory system maintain a constant flow of gas exchange (diffusion) across the…

A: Blood arteries that convey blood away from and towards the heart make up the circulatory system.…

Q: What does the alveoli provide?

A: Respiration is a catabolic process through which respiratory substrates such as carbohydrates, fats,…

Q: Why does the alveolar air contain more carbon dioxide and less oxygen than does atmospheric air?

A: Alveoli are the endpoint of lungs and exchange of oxygen from air to blood and carbon dioxide from…

Q: Does oxygen diffuse from the alveoli into the pulmonary capillary blood?

A: Diffusion is defined as the movement or transfer of a substance (either liquid or gas) from a high…

Q: How are the lungs designed in human beings to maximise the area for exchange of gases?

A: The spongy air-filled organs located on the chest either side are called the lungs. The air is…