If the value of the intrapleural pressure decreases, then the elastic recoil of the chest wall will proportionally decrease O lung volume will decrease O magnitude of the transpulmonary pressure will increase O value of the alveolar pressure becomes positive

Q: Explain Poiseuille’s law for pressure applied to a bronchial airway with its radius reduced 50…

A: Introduction: Poiseuille’s law is used to describe the flow of fluid (Q) which is dependent on…

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: Can you think of any reasons why you would want yourbronchioles to constrict? Why isn’t it ideal for…

A: Bronchioles are the branches of bronchial airways within the respiratory tract. They are responsible…

Q: Lower borders of the lungs are 6th rib mid clavicular, 7th rib mid axillary and 10th rib posterior.…

A: The human respiratory system is responsible for the exchange of gases in the body. It includes the…

Q: Intrapulmonary pressure is greatest when the diaphragm is relaxed O True O False

A: The mechanism of breathing involves inspiration and expiration. The atmospheric air is inhaled…

Q: Atmospheric pressure of air at sea level is usually 760 mmHg. If the pressure in the alveoli is 761…

A: Intra-alveolar pressure refers to the pressure of air present within the alveoli, the gas-exchange…

Q: The difference between the alveolar pressure and the pleural pressure is called the  A…

A: Breathing is a physical process in which organism obtains oxygen from air and releases carbon…

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: Identify the region where the arrow is pointing to

A: Bronchus is the airway that conducts the air in the lower part of respiratory tract.

Q: Obstructive pulmonary disorders (e.g. asthma) are characterized by O reduced lung compliance O…

A: Obstructive pulmonary diseases includes conditions that make it hard to inhale and exhale all the…

Q: During tidal inhalation, OA. pressure B. volume C. resistance OD. conductance OE. surface tension is…

A: Tidal inhalation It refers to the process or act of breathing in while relaxing. During inhalation,…

Q: The partial pressure of oxygen in the alveoli is O 100 mmHg O 160 mmHg O 60 mmHg O 40 mmHg 760 mmHg

A: The respiratory system is responsible for the exchange of gases- oxygen and carbon dioxide between…

Q: Calculate an individuals alveolar ventilation when given the following information:tidal volume is…

A: Alveolar ventilation is obtained by subtracting dead space volume from minute ventilation. Minute…

Q: Would breathing pure oxygen cause a large increase in oxygen transport by the blood in a healthy…

A: Inhaling pure oxygen can influence a person's body in several ways depending on their overall health…

Q: TV+ IRV + ERV + RV ERV + RV TV+IRV + ERV TV + IRV [Choose] [Choose] [Choose ] [Choose]

A: Respiratory volumes (or lung volume) and lung capacities are the air volumes present in the lungs at…

Q: Describe how Boyle's law results in inspiration and expiration. Your response must include the…

A: BOYLE'S LAW :- According to this law the volume and pressure are constant in the case of an ideal…

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: Define the following: 1. tidal volume 2. inspiratory reserve volume 3. expiratory reserve volume 4.…

A: Respiratory volumes are another name for lung volumes. During the respiratory cycle, it refers to…

Q: With pulmonary vasoconstriction resulting from increased alveolar carbon dioxide what will haopen to…

A: Blood is transported from the right ventricle of the heart to the lungs and then back to the left…

Q: Predict what happens to air movement when atmospheric pressure is 760 mm Hg, intrapulmonary pressure…

A: Based on the given information, the intrapulmonary pressure is 758 mm Hg, which is less than…

Q: Death by drowning can occur in either of two ways, by theairways filling with water (more common),…

A: Drowning refers to the submerged or immersed condition of the mouth and nose in water that results…

Q: How does surfactant reduce lung recoil? What happens ifthe alveoli have insufficient surfactant?

A: The property of the lungs to expand and contract depending on the changes in the pressure is…

Q: No exchange of gases occurs here Secrete a fluid containing surfactant Where the respiratory zone of…

A: Lungs are defined as the primary organs of the respiratory system which are involved in the…

Q: You are having a conversation with a friend. Before you starting a very long sentence you take a…

A: The expiratory muscles are the transversus abdominis muscle, external and internal oblique muscles,…

Q: Air rushes into the lungs of humans during inhalation because

A: The main function of the lungs is the process of gas exchange called respiration or breathing.

Q: During ventilation when the diaphragm relaxes: O the volume of the alveoli decreases the pressure in…

A: Option:D  All the above

Q: if patient Y has respiratory rate if 14 breaths per minute, tidal volume of 500 ml and alveolar…

A: Total minute ventilation is comprised of dead space plus alveolar ventilation. Minute ventilation is…

Q: Describe the effects of Increasing frequency vs tidal volume on minute ventilation and alveolar…

A: Alveolar ventilation is the exchange of gas between the alveoli and the external environment, the…

Q: The change in lung volume as a function of a change in pressure gives a measure of the lung. OA.…

A: Lung volume refers to the amount of air that can be inspired or expired by the lungs. It is a…

Q: Identify the lung structures

A: Lungs can be defined as the type of organ which participates in respiration. It is a part of the…

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: Which of the following muscle (s) is used during normal inspiration O Scalenes muscles O Intercostal…

A: Respiratory system is a body system which is involved in gas exchange. So , carbon dioxide is…

Q: Normal, resting breaths are called: O Vital capacity O Functional residual capacity O Residual…

A: Respiration is the gaseous exchange in the lungs, where, the oxygen is diffused into the blood and…

Q: Atmospheric pressure is less than Sam's alveolar pressure. Which of the following is TRUE? Sam's…

A: Alveolar pressure is the pressure of the air that is present within the alveoli of the lung.…

Q: Figure shows nervous control during breathing. a)What happened to S during inspiration? b)Identify…

A: S represents the rib muscles do, during inspiration contraction of external intercostal muscles will…

Q: The rate of diffusion of a gas across the respiratory membraneincreases as thea. respiratory…

A: The lungs contain millions of balloon shaped structures called alveoli that serve as the site of…

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: 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: During inspiration, what causes pleural pressure todecrease? What effect does this have on…

A: The respiratory system is the network of organs and tissues that offer assistance to breathe. It…

Q: Which of the following muscles are active during inspiration at rest?   Diaphragm Internal…

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

Q: PO2 in the alveoli is about 56 mm Hg lower than in the inspired air. Explain this difference.

A: All living organisms can be regarded as working machines, which require continuous supply of energy.…

Q: When you inhale, does your chest expand because yourlungs inflate, or do your lungs inflate because…

A: Multiple organs that perform the same function together form the same organ system. Organs involved…

Q: how do you explain the concepts in the following graphs/ figures to a Grade 4 pupil?

A: Lung Volumes and Lung Capacity:- The air present in the lungs is measured as lung volume and lung…