External respiration/gas exchange is O the movement of air through bronchioles. O the movement of blood. O the exchange of gas at the alveoli. O the exchange of gas at the tissues.

Q: Which of the following events occurs during expiration? O Intrapulmonary pressure decreases to below…

A: The respiratory system enables air to flow in and out of the body for proper gas exchange to…

Q: The visceral pleura covers thea. outer surface of the lung.b. gas exchange surface of the alveoli.c.…

A: The lungs are the primary respiratory organs responsible for performing respiration or gaseous…

Q: If barometric pressure = 760 mmHg, intraplumonary/alveolar pressure = 760 and Intraplueral pressure…

A: The process of breathing is also known as pulmonary ventilation. It is the process by which air…

Q: A thin membrane in the lungs act as an actual site of gas exchange found in: a. Secondary…

A: The respiratory system is responsible for gaseous exchange between atmospheric air and blood.…

Q: A person in yoga class is encouraged to take long, slow, deep breaths. Would this person have…

A: Answer- Alveolar ventelation is the exchange of gases of both oxygen and carbon dioxide between…

Q: What is the biggest part of the bronchial tree called? O Primary bronchlies Secondary bronchlies O…

A: Lungs are the paired cone-shaped organs which play a major role in the respiratory process. They are…

Q: Why does human speech typically take place during the expiratory phase of respiration? Consider the…

A: What is expiratory phase of respiration??? The expiratory phase of respiration is the stage of…

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: At rest, Emma typically takes thirteen 400 mL breaths per minute and she has an anatomical deadspace…

A: The dead space is the volume of the air which is inhaled, however, this does not get exchanged…

Q: What is the importance of surfactant in the lungs? O it reduces the surface tension of water in the…

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

Q: Identify the

A: The medulla oblangata forms the primary respiratory control center. It's most important function is…

Q: Which of these structures are a part of the respiratory membrane? O A stratified squamous epithelium…

A: SINCE YOU HAVE ASKED MULTIPLE QUESTIONS, WE WILL SOLVE THE FIRST QUESTION FOR YOU. IF YOU WANT ANY…

Q: The alveolar gas equation is used to determine the partial pressure of alveolar oxygen by using a…

A: The process of gaseous exchange takes place in the alveoli (air sacs) within the lungs. The exchange…

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

A: Introduction: The respiratory system of an individual comprises a group of organs involved in…

Q: How does the trend in breathing rate in response to rebreathing (breathing stale air in a plastic…

A: Explanation for the above question is given below

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: At the site of gas exchange; which of the following is true? A. The alveoli and capillaries walls…

A: Too many spelling mistakes in the options. Please post meaningful sentences for better understanding…

Q: Compare the timing of respiratory movements during speech and tidal breathing. Compared to…

A: The process of breathing involves two steps: inspiration and expiration. Inspiration is the process…

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: During inspiration O The alveolar pressure decreases O The atmospheric pressure increases O The…

A: Respiratory system consists of nostrils, nasopharynx, pharynx, larynx, trachea, bronchus and…

Q: Even people in “good shape” may have trouble breathing at highaltitudes. Explain how this can…

A: The number of gas molecules in the air decreases as altitude rises, making the air less dense than…

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: The purpose of pulmonary ventilation is to: Select one: a. Create pressure gradients between…

A: Pulmonary ventilation is a term that commonly refers to breathing. It involves the entry of air into…

Q: According to Laplace's Law:

A: Laplace's law states that the pressure inside an inflated elastic container with a curved surface is…

Q: During an asthma attack, a person has difficulty breathing because ofconstriction of thea. trachea.…

A: The Respiratory system is the biological system that consists of certain organs and structures for…

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

A: Organisms require oxygen for carrying out their metabolic processes, and in the process, they give…

Q: When the lungs are in the rest phase of the breathing cycle, (Select all that apply.) O the alveolar…

A: Introduction: The respiratory system of an individual comprises a group of organs involved in…

Q: What function do the respiratory and cardiovascular systems have in common?

A: disclaimer: Since you have posted multiple questions we have answered the first question for you. If…

Q: When ventilation is not sufficient, which of thefollowing occurs?a. The capillary constricts.b. The…

A: Ventilation, also known as breathing is a process through which air moves inside and outside the…