The exchange of gases that occurs between the alveolar sac and the pulmonary capillary

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: Explain what caused the trend that you observed when you plotted duration of voluntary apnea as a…

A: Apnea is a condition of stopped breathing that is marked by no movement of the respiratory muscles…

Q: 30. The alveolar epiihe (a) nonciliated columnar (b) noncilated squamous lot ciliated columnar [d)…

A: Alveoli are the sac-like structures present in the lungs. They are involved in the diffusion of…

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: 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: 29 A. Intralobular connective tissue B. Alveoli C. Intralobular duct D. Interlobular duct 30 31 E.…

A: Correct match of the diagram is 29 -E        Interlobular  connective tissue 30- B        Alveoli…

Q: In human lungs, gas exchange occurs at the______ . a. bronchi c. alveoli b. bronchioles d. pleural…

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

Q: 47 A 45-year-old woman with asthma comes to the physician because of shortness of breath for 3 days.…

A: Asthma is one among the common non communicable diseases that is present globally. The…

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: Laryngitis is an inflammation of the larynx. Why does someone with laryngitis have a hard time…

A: Inflammation is the protective response of body which includes immune cells,blood vessels and…

Q: Which of the following statements about choking is true?a. It triggers the cough reflex.b. It occurs…

A: Choking is the obstruction or blockage of the upper respiratory tract by food or foreign objects…

Q: Expansion of the chest cavity during normal relaxed breathing is accomplished by the diaphragm…

A: Option A : external/internal abdominal oblique is incorrect:  Explanation They are active during…

Q: The bronchi lead to the: bronchioles

A: The respiratory system is a collection of organs and tissues that assist us in breathing, exchanging…

Q: Massive destruction of alveoli could result in: O A) respiratory alkalosis O B) metabolic acidosis…

A: The alveoli that are the air sacs in the lungs can undergo inflation to cause shortness of breath in…

Q: The largest air passages that engage in gas exchange with the blood are:- a. the respiratory…

A: During respiration, oxygen is taken in and carbon dioxide is released out of the body.  There are…

Q: Match the words with their descriptions. ___ trachea a. muscle of respiration ___ pharynx b. gap…

A: The respiratory system is involved in providing all necessary oxygen to all the parts of the body by…

Q: What prevent the lungs and chest wall move inward during expiration

A: Expiration is the flow of the breath out of an organism. It is the movement of air from the lungs…

Q: Which of the following is NOT a function of the pleurae and pleural fluid? A. decreasing friction…

A: Pleurae and pleural fluid are related to the lungs. The lungs extend up to T10( 10th thoracic…

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: What do you mean by alveoli?

A: Alveoli are an important part of the respiratory system whose function it is to exchange oxygen and…

Q: Air moves into the alveoli as a result of the: (A)Decreased pressure in the chest cavity (B)…

A: Introduction Inspiration/ inhalation is the process when the air in the atmosphere get in to the…

Q: Select the best answer or answers from the choices given: Damage to which of the following would…

A: Cessation of breathing can be defined as the sudden stoppage of breathing and respiratory pattern…

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

A: The answer is given below.

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 trachea bifurcates into ______________________________. a. secondary bronchi b. primary bronchi…

A: Trachea is a tube-like organ which connects the larynx to the lungs. It conducts the transports of…

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: Sometimes when you talk and eat at the same time, you can start the "peeking reflex" that starts…

A: Digestion is a process of breaking down complex food substances into simpler forms to enable better…

Q: A taxi driver was carried into an emergency room after being knifed once in the left side of the…

A: A pneumothorax is a collapsed lung medical condition. A pneumothorax occurs when air leaks into the…

Q: A smoker develops damage to several alveoli that then can no longer function. How does this affect…

A: The alveoli as the most distal part of the respiratory tract function primarily in gas exchange.…

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: 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: Select the correct statement about bronchi? O A. all answers are wrong O B. Bronchioles branch to…

A: Thr trachea branches differentiate into 2 primary bronchii then this give rise to secondary as well…

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…

Q: In an infant born prematurely, surfactant production may have not been adequate to maintain alveoli…

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

Q: Hyaline cartilage is found in all of the following structures except the a. trachea. b. larynx. c.…

A: Cartilage is the solid, pliable, connective tissue that resists compression in the body. There are…

Q: A rapid and shallow ventilatory pattern is calledA. hyperpnea.B. apnea.C. alveolar…

A: Rapid, shallow breathing occurs when an individual takes more breaths than normal in a given minute.…

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: A. lumen of air sacs 2. B. pulmonary venule C. pulmonary arteriole 4. D. alveoli 5. E. terminal…

A: Given diagram is of alveoli.Alveoli are the site of gaseous exchange. They are present at the end of…