What happens to the pressure in the lungs when structure F contracts? C D B E F

Q: If you use your respiratory muscles to a greater degree (as in preparing to swim underwater), you…

A: Atmospheric pressure: The pressure that exists within the atmosphere of earth is represented as…

Q: Immediately after the creation of an opening through the thorax intothe pleural cavitya. air flows…

A: Discussing about creation of an opening through the thorax into the pleural cavity.

Q: What is the advantage of breathing through the nose rather than the mouth? a. The nose warms,…

A: The breathing can be defined as the inhaling of oxygen and removal of carbon dioxide out of the…

Q: In the illustration of the alveolar wall, which of the following labeled cells produces a substance…

A: 5.  Alvoeli are basic respiratory units and are the tiny air sacs or air spaces , in which 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: Gas flow decreases as ________ increases.a. resistanceb. pressurec. airway diameter

A: The respiratory system is the organ system that is responsible for the exchange of gases between the…

Q: to enhance lung expansion is a. Trendelnburg postion b. Fowler's postion c. flat position d. Reverse…

A: During hospitalization, preoperatively and postoperatively, various positions are considered during…

Q: The lungs do not normally collapse because a. they are attached to the thoracic wall with parietal…

A: The respiratory system is the network of organs and tissues that help you relax. It incorporates…

Q: The major nonelastic source of resistance (opposition ) to air flow in the respiratory passageways…

A: Respiration is the exchange of gas between the lungs and atmosphere through the process of…

Q: Respiration includes. OA. breathing OB. inhalation OC. gas exchange OD. cellular respiration OE. all…

A: Introduction  Metabolism refers to the chemical reactions that occur within the cells of the body to…

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: نقطة واحه Which of these is incorrect .concerning inspiration Pressure in lungs decreases, and air…

A: In order to provide O2 to tissues and remove CO2 from the body, the processes of inhalation…

Q: Diffusion of gases occurs in the alveolar region only and not in the other parts of respiratory…

A: Each alveolus is composed of a thin layer of squamous epithelial cells that are highly permeable and…

Q: he structure of alveoli is suited to their function.

A: The alveoli are custom-made to create gas exchange in lungs happen simply and with efficiency. Here…

Q: During exhalatiOn O air moves out of the lungs because there is a higher pressure within the lungs…

A: According to guidelines we have to answer the first question only. so please kindly post the…

Q: What is the function of the conchae in the nasal cavity?a. increase surface areab. exchange gasesc.…

A: The lateral walls of the nasal cavity consist of three projections called, the inferior, middle, and…

Q: n exhalation, which pressure should be HIGHER? a.) pressure in the lungs b.) atmospheric pressure…

A: Exhalation is the process, during which air from the lungs is released out

Q: Fibrosis is a restrictive disease characterised by abnormal formation of fibre-like scar tissue in…

A: Fibrosis is a pathological condition also known as fibrotic scarring. In this condition, the…

Q: Inspiration occurs when:

A: Respiration is the process of exchange of gases. Inspiration is the movement of air from the…

Q: The condition emphysema results in loss of elastic recoil of the lung tissue. Would this make…

A: Emphysema is condition of lungs that causes shortness of breath . This happen due to alveoli damage.…

Q: What would a HIGHER partial pressure indicate? a.) greater amount of gas b.) higher concentration…

A: Introduction Partial pressure is the thermodynamic entity that tells about the force exerted by the…

Q: In both lungs, the surface that is the largest is the (a) costal, (b) mediastinal, (c) inferior…

A: The respiratory system of humans is a network of organs and tissues that work together to help the…

Q: Surfactant: a) causes a decrease in surface tension b) keeps alveoli dry c) causes an increase in…

A: Given: Surafctant is also called surface active antigen.Thise substances,which when added to the…

Q: Breathing process is controlled  by  1)Dalton's law 2)Henry's law 3)Diffusions law 4)Boyl's law

A: Answer-4). Boyle's law

Q: What will be the pO2 and pCO2 in the atmospheric air compared to those in the alveolar air ?(i) pO2…

A: The respiratory system is a biological system consisting of specific organs and structures used for…

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: The trachea A. Conducts air from the larynx into the bronchi B. Is lined with pseudostratified…

A: Trachea is also known as windpipe. Trachea starts from the larynx and run down the sternum. Trachea…

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: DESCRIPTIONS : F Main air way known as windpipe. Cilia filters the air here. Branches of bronchi.…

A: Main air way known as windpipe -  Trachea D   Cilia filters the air here -  nostrils  B…

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: External respiration/gas exchange is O the movement of air through bronchioles. O the movement of…

A: Lungs are the primary organs that are responsible for the respiration of the body.  Other than that…

Q: The rate breathing is controlled by the ________?     A. ventral respiratory group   B. dorsal…

A: Breathing is a physical process of inhaling oxygen and exhaling carbon dioxide. Respiration is the…

Q: Trace the partial pressure of oxygen from inspired air to expired air and explain each change in Po2…

A: The partial pressure of oxygen (pO2) is the amount of oxygen pressure in arterial blood vessels. It…

Q: How would paralysis of the diaphragm alter inspiration? a. It would prevent contraction of the…

A: A big muscle found beneath the heart and lungs. This is helpful to breathe. During inhaling the…

Q: Which of the following prevents the alveoli fromcollapsing?a. residual volumeb. tidal volumec.…

A: The lungs are pyramid-shaped, paired organs present in the thoracic cavity of the body that are…

Q: Does carbon dioxide move from the blood to the alveoli or from the alveoli to the blood and Why does…

A: Alveoli are the functional units of the lungs and refers to tiny air sacs present in the lungs,…

Q: What is different about the gases you inhale and exhale? Be specific.

A: Inhalation is the process, by which an individual takes in the atmospheric air in the lungs.…

Q: Which lung is typically smaller? A) LeftB) Right

A: The lungs of the human being occupies most of the part of thoracic cavity. Each lung is covered by a…

Q: Explain in detail what this picture shows which part? Bronchus

A: Structure * Bronchus are passageways to  lungs. The first bronchi is in trachea at right and left…

Q: what are the advantages of having millions of alveoli rather than having simple balloon like lungs

A: One of the most important organs of the body is the Lungs that helps an individual to respire and…

Q: This figure represents Atmospheric pressure (Patm) = 760 mmHg Thoracic walI 756 760 Lung Diaphragm…

A: Lungs are the primary organs of gas exchange in humans.

Q: Why doesn’t the lungs collapse even after forceful expiration?

A: Expiration or exhalation refers to the outflow of air or breathes from an organism. The air moves…

Q: If air enters the intraple „((the space between a lobe of the lung can co

A: The intrapleural pressure is the pressure inside the pleural cavity (Pip). This pressure fluctuates…