The smallest functional unit of the lung is called the and is where gas exchange with the circulatory system occurs.

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: Patients who do not breathe independently are usually placed on ventilators to breathe for them.…

A: Nursing care in the field of clinical practice of administration of a drug, patient counseling, and…

Q: Which of the following is where gas exchange occurs? A. alveoli B. trachea C. intercostal muscles…

A: During the process of gaseous exchange, oxygen moves from the lungs to the blood stream and at the…

Q: The lungs do not normally collapse because of:

A: In the aerodynamics of the lung volume flows, there is a following rationale. Suppose there are two…

Q: The flow of air into and out of the lungs depends on changing the size of the When it increases in…

A: Lungs are the organs that play a vital role in our respiratory system. It is the organ that occurs…

Q: is a measure of the amount of air a person inhales during a normal breath. Inspiratory capacity O…

A: The correct answer is option 4 i.e. Tidal volume.

Q: Some inhaled air does not participate in gas exchange because it fills the _____ of the respiratory…

A: Dead space is the amount of air that is inhaled but remains in either conducting airways or alveoli…

Q: The primary bronchi and pulmonary blood vessels penetrate the lung at a medial slit called the…

A: Lungs are the paired organs present in the thorax which are the main site of respiration in the…

Q: Which of the following statements about the lungs is not correct? Parietal pleural membrane covers…

A: The statement which is not true is: Parietal pleural membrane covers each lungs

Q: People usually think of the lungs and breathing when they think of the respiratory system. describe…

A: Respiratory system is one of the most important system present in our body. Its main function is…

Q: The largest cartilage of the larynx is the _____ cartilage.

A: Every human being has got a skeleton. A skeleton not only protects the human body but also enables…

Q: Air entering the human respiratory system encounters severalstructures. Which of the following lists…

A: The function of the respiratory system is to intake oxygen through inspiration or inhalation and…

Q: The main pacemaker of the breathing rhythm is the _____ in the medulla oblongata.

A: Answer- Medulla oblongata is the lower part of the brain stem which helps in involuntary functions.

Q: Which of the following is true when we exhale ? (Select all that apply) O The air pressure inside…

A: The correct answer to the problem will be; when we exhale: The air pressure inside the lungs is…

Q: Within each lung, the airway forms a branching complex called the _____.

A: The respiratory system is a system that mainly functions to deliver oxygen (O2) to the tissues in…

Q: _____________ is secreted by type II alveolar cells in the mammalianlungs and prevents the collapse…

A: Answer is option e.) Surfactant.

Q: The flow rule states that (substances) gases or liquids flow from a region of higher pressure to a…

A: answer given below

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: why must our lungs return to not collapse? list factors needed to enable it to be possible.

A: Answer: BREATHING =It is the process of exchanging gases from environment to lungs and vice versa.…

Q: The superficial layer of the pleura is calledthe pleura.

A: The lungs are the primary organs of the respiratory system that is located in the thorax. It…

Q: If blood passing by a lung has less O2 than inside the lung itself, then the O2 will due to

A: Lungs are important organs in the respiration process and supplying oxygenated blood to the vital…

Q: The bronchial arteries nourish the tracheobronchial tree down to, and including, which of the…

A: The respiratory system is one of the major organ systems that is divided into upper and lower…

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: The respiratory rate times the tidal volume corrected for dead space is the total lung capacity…

A: Ventilation refers to the respiratory process in which the air moves between the environment and the…

Q: Which of the following is not part of the conducting zone in the respiratory system? O A.…

A: The conducting zone and the respiratory zone are the two zones in which the respiratory system is…

Q: Which three factors control how much and how fast oxygen diffuses from the alveoli to the blood in…

A: Respiration is the process by which oxygen is taken inside the body and carbon dioxide is released…

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: Which of the following are the main functions of the respiratory system? All that apply

A: Respiratory system is a network of organs and tissues that help you in breathing.  It includes your…

Q: exchange of gases takes place in the alveoli of the lungs.

A: Air enters the body through the mouth or nose and quickly moves to the pharynx or throat. From there…

Q: Which of the following controls the normal breathing process?a) Amino acidsb) Cholesterolc) Ventral…

A: Respiration is the biological process that results in exchange of gas between the cells of the…

Q: Which of the following occurs for expiration to occur? a. the thoracic volume decreases b. the…

A: Respiration is the process which involves the movement of oxygen from external environment towards…

Q: Which of the following statements about the removal of inhaled dust from the respiratory system is…

A: There are many dust particles in the air we are going to inhale but our respiratory system is quite…

Q: Which of the following is considered the structural and basic functional unit of the lung that is…

A: Alveoli is basic unit of lungs in which there are gaseous exchange had been done during respiration…

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

A: More Negative,Postive

Q: What is the significance of a moist semi-permeable membrane in the respiratory process? All of the…

A: Introduction  The respiratory system's main function is to exchange gases. For this gas exchange…

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: 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: 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: The chloride shift refers to the exchange of chloride ions for carbon dioxide gas across respiratory…

A: Chloride shift is also known as Hamburger phenomenon. It is found during the gaseous transport in…

Q: for a human to inhale, the lung volume ____ which ____ pressure inside of the lungs use increase or…

A: Air movement into and out of the lungs, which essentially is the organs where gas exchange among the…

Q: The force responsible for normal expiration is supplied by_. contraction of the pectoralis minor the…

A: Expiration is the process of exhalation of carbon dioxide from the lungs.  This occurs due to…

Q: why must the lungs be able to return being normal non deflated shape. list the factors that enable…

A: Inner wall of the lungs is lined by numerous alveoli. It lacks any cartilage or smooth muscles. The…

Q: When we think of breathing, we seem to only think about inhaling and exhaling air in and out of our…

A: Breathing helps in  intake of oxygen from the environment into the body through inspiration. With in…