Using your own words, how would you explain the concepts in the following graphs/ figures to a Grade 4 pupil? Figure A. Relationships of the different variables of Volume and Capacities in the LungThorax system Figure B. (A) Airway resistance for each bronchus generation, and (B) total airway resistance vs. lung volume

Q: Why must a person floating on the surface of the water and breathing through a snorkel increase…

A: Tidal volume Tidal volume is defined as the amount of air delivered to the lung during the…

Q: Which of these statements about the partial pressure of carbon dioxide is true?a. It is higher in…

A: The measure of carbon dioxide in the artery and veins is called partial pressure of carbon dioxide…

Q: How would blocking the structures of the conducting zone of the respiratory tract impair…

A: Ventilation is defined as the breathing movement of air in between outer atmosphere and lungs in…

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: Consider the mechanics of breathing during quiet breathing. Name the TWO inspiratory muscles. State…

A: Answer: RESPIRATORY SYSTEM = This is the process of breathing and respiration within the lungs of…

Q: Callisto has managed to escape Xena, and therefore Xena decides to rest for the night in a small but…

A: Intrapleural pressure is negative relative to atmospheric and intrapulmonary all through ordinary…

Q: What measurement in addition to vital capacity is needed before you can calculate your total lung…

A: Breathing is the movement of air from outside the body through the bronchial tree and into the…

Q: Why must the lung be able to return to its normal non-deflated shape? and name facctors that enable…

A: The lungs are spongy organs, full of air, and are found on both sides of the thorax. When we inhale,…

Q: What is airway resistance proportional to?

A: The human body is a well built machine in which all the organs coordinate together to make it work.…

Q: Name and describe the functions of the cartilagesof the larynx.

A: The larynx is commonly known as the voice box. It is present at the top of the neck and is involved…

Q: Callisto has managed to escape Xena, and therefore Xena decides to rest for the night in a small…

A: Introduction  Breathing is the process of moving air into and out of the lungs in order to…

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

A: The tongue is used to articulate alveolar consonants against or close to the superior alveolar…

Q: The Valsalva maneuver is forced exhalation against a closed glottis. Howwould you demonstrate the…

A: Valsalva maneuver is a breathing method performed by closing the mouth and nose while expelling out…

Q: The pressure inside the alveoli is less than the atmosphenic pressure

A: The air around you has weight, and it presses against everything it touches. That pressure is called…

Q: How Pulmonary Surfactant Regulates Alveolar Surface Tension?

A: Pulmonary surfactant is a surface-dynamic lipoprotein complex (phospholipoprotein) shaped by type II…

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: Why is it important for the body to assure that gas exchange (diffusion) is efficient in the…

A: The breathing of oxygen into the body and the expulsion of carbon dioxide from the body through the…

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: If there are 3x10^8 alveoli in a lung with a functional residual capacity of 2.5 liters, calculate…

A: Functional residual capacity of lungs means the amount of air which is left in the lungs even after…

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: Is a collapsed lung functional? Why or why not?

A: The lungs are covered by pleural layer. It is divided into two types of pleura.   Parietal pleura :…

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: Which of the following is an abnormal lower airway sound associated with breathing?

A: D) Wheezing Gurgling,snoring and stridor are all found to be the sounds originating in the upper…

Q: A spinal cord injury at C2 results not only in paralysis but also in a lifetime on a respirator. Why…

A: The CNS or ‘Central Nervous System’ controls most of the body functions. This consists of the brain…

Q: Describe the change in the structure of the air passageways from the primary bronchi to the terminal…

A: Respiration is the exchange of gases between oxygen and carbon dioxide in the atmosphere and body…

Q: The nerve to the sternocleidomastoid muscle was damaged during surgery. What type of breathing will…

A: Respiration is a biochemical process of oxidation of organic compounds in an orderly manner for the…

Q: Calculate the alveolar gas tension given the following FiO2 = 0.21, Patm = 700 Torr, pH2O = 47 Torr,…

A: The alveolar gas tension or alveolar gas equation is used to estimate the partial pressure of oxygen…

Q: Both surfactant and lung compliance determine the volume of air an alveoli can hold. Distinguish…

A: Lungs are the major organs that help in gas exchange or respiration. Diseases related to lung…

Q: A defect in type 2 alveolar cells would mostly affect Expiration Gas exchange Inspiration

A: During the act of inspiration and expiration, the alveoli can be referred to as the region which…

Q: During exhalation, the pressures within the pleural space (intrapleural pressure) and the lung…

A: More Negative,Postive

Q: Doris has an obstruction of her right primary bronchus. As a result, how wuld the oxygen-hemoglobin…

A: Oxygen is mainly transported in the body by red blood cells, which is attached to hemoglobin…

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: Which of the following is TRUE of airway resistance in the respiratory sys Oa) Resistance increases…

A: Airway resistance is determined by three things- the diameter of the airways, the velocity of air…

Q: How readily the elastic force of the lungs accepts a volume of inspired air is known as lung…

A: Lung compliance is also known as pulmonary compliance. This measures the ability of the lungs to…

Q: which of the following DOES NOT influence pulmonary ventilation? airway resistance a. Ob lung…

A: Respiration is the process in which complex organic molecules are broken into simple organic…

Q: a.) What is the impact on internal respiration in your alveoli if the partial pressure of the oxygen…

A: Your breath would be quick, slow, and regulated if you're breathing properly. You can feel at peace…

Q: The two factors that determine airflow are the pressure gradient and resistance. What are the three…

A: Breathing is a popular term for pulmonary ventilation. It is the mechanism of airflow to and from…

Q: What is the Effect of Breathing Depth and Frequency on Alveolar Ventilation?

A: We know that The flow of gas between the alveoli and the exterior setting is known as alveolar…

Q: The force causing air to flow into the lungs during ventilation is: Decreased lung pressure…

A: Air flows inside and outside the lungs die to the pressure difference in atmosphere and inside…