On a cold day, the temperature of the air reaching alveoli is raised in the nasal passages because the Select one: a. surface area of the turbinates allows for the transfer of moisture O b. movement of air is increased due to the size of the passageways O c surface area of the turbinates allows for the transfer of heat O d. rate of gas exchange is decreased due to the large number of blood vessels

Q: What is surface tension? Why is surface tension important in the function of the alveoli? What is…

A: Alveoli are small sac like structure which are thin walled and ballon shaped structure which helps…

Q: Describe the condition known as pulmonary edema. What effects does this condition have on the…

A: Alveoli are important for the respiratory system. The respiratory system is a part of your body that…

Q: Explain how a change in lung dimensions causes a change in alveolar pressure?

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Q: Which of the following are responsible for the non-collapsible properties of the conducting airway?…

A: Correct answer is option D. Smooth muscle is responsible for the non-collapsible properties of the…

Q: Is carbon dioxide transported from the bloodstream to the alveoli or from the alveoli to the…

A: A lung's functional components are known as alveoli. These tiny air sacs are located in the lungs…

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Q: .Explain the force that could cause the wet surfaces of the alveoli to stick together,especially at…

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Q: What is the proximal attachment of the larynx?  A. Mylohyoid  B. Hyoid bone  C. Omohyoid  D…

A: The larynx is the voice box that helps in producing the sounds, aids in breathing and, prevents food…

Q: Normally, which of the following keeps the lungs from collapsing?a. surfactantb. pleural pressurec.…

A: The respiratory system of the body helps in the exchange of carbon dioxide (a waste product formed…

Q: Describe the relationship between air flow, alveolar pressure, and airway resistance

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Q: Describe the anatomical structure and function of the alveolar-capillary membrane. What are the 3…

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Q: Vhich of the following structures is NOT lined by a pseudostratified ciliated columnar epithelium? O…

A: Respiratory system includes lungs and the associated organs. This helps in the exchange of…

Q: Show the values of the alveolar PO2 and PCO2 in a normal person at rest. State TWO factors that…

A: PaO2 = measured the partial pressure of oxygen in arterial blood. PaCO2 = measured the partial…

Q: List the factors that determine the precise value of alveolar PO?

A: Alveolar PO stands for the partial pressure of the oxygen. The partial pressure can be defined as…

Q: Your friend thinks that while he is inhaling, the pressure in his lungs increases because they are…

A: Inhalation It is the process of breathing in. Though this process the air enters the lungs and…

Q: Describe the process of making intra-alveolar pressurechanges that occurs during quiet resting…

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

A: The lungs are two spongy organs that are packed with air on either side of the chest (thorax). The…

Q: which leads to movement of When the diaphragm is contracted, intrapleural pressure a. air decreases;…

A: Since you have asked multiple questions, we will solve the first question for you. If you want any…

Q: Most of the CO2 that diffuses from theblood into an alveolus comes froma. dissolved gas.b.…

A: Carbon dioxide, a by-product of cellular metabolism, is relatively rich in blood returning from…

Q: Alveolar pressure has the following characteristics (select all that apply): O It is always a…

A: lungs is the organ which helps us to breath . it takes in oxygen and gives out carbon dioxide rich…

Q: The Law of LaPlace predicts that alveoli at constant wall tension are unstable because a. Small…

A: Surface tension – it is defined as the cumulative effect of the forces that are generated by the…

Q: What are the parts of the larynx: (select more one) A-Ventricles of the larynx B-Vestibule of the…

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Q: The pressure difference between the intra-alveolar andintrapleural pressures is called ________.a.…

A: Among the given options, option (d) is most appropriate. This pressure is generally observed in the…

Q: A type II alveolar cell in the lungs is important because it a. is the site of gas exchange w/…

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Q: . A ring of cartilage of the larynx that attaches to the first tracheal cartilage 2. Adam’s apple 3.…

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Q: Anatomical dead space includes air in the: A Conducting zone B Respiratory zone C Pleural sac D Both…

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Q: The major function of the alveoli is to Select one: O a. moisten the air O b. filter dust and…

A: Alveoli are tiny air sacs present in the lungs which appears as a bunch of grapes. These are also…

Q: Explain how surfactant and pleural pressure preventthe collapse of the lungs and how changes in…

A: The pressure that envelops the lungs inside the cavity of the pleura is known as pleural pressure.…

Q: During expiration, the intra-alveolar pressure isa. lower than the pleural pressure.b. greater than…

A: Intra-alveolar pressure: Intra-alveolar pressure is the pressure that is occupied inside the alveoli…

Q: At FRC the alveolar pressure is OA. Equal to plural pressure O B. More negative that plural pressure…

A: Correct answer is E. FRC (Functional Residual Capacity) refers to the amount of air remaining in the…

Q: Please help

A: Step 1Upper six boxes in order from top to bottom.1. Larynx2. Branch of Pulmonary artery [blue blood…

Q: According to Laplace's Law:

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Q: True or False: Total Pulmonary Ventilation is always greater than Alveolar Ventilation?   True…

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Q: Explain the two general features that breathing organs share, which optimize gas exchange.

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