A smoker develops damage to several alveoli that then can no longer function. How does this affect gas exchange (be specific in your answer)?

Q: Contrast the epithelium of the bronchioles with that of the alveoli and explain how the structural…

A: Anatomy and physiology are the branches of biology, anatomy deals with the study of the structure of…

Q: Which of the following best describes the gas exchange that occurs in the lungs?    A. carbon…

A: Ans- c.  carbon dioxide diffuses from the capillaries into the alveoli

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: 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: What is surface tension? Why is surface tension important in the function of the alveoli? What is…

A: Alveoli are small sac like structure which are thin walled and ballon shaped structure which helps…

Q: Describe the structure of the bronchial tree.

A: The trachea branches into the bronchial tree.

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

A:

Q: Explain the function of Alveoli ?

A: Alveoli are the respiratory unit of the lungs. They are present in a cluster at the terminal ends of…

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: 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: 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: 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: State the reason why the alveolar membrane is well suited for diffusion of gases.

A: Alveoli are tiny balloon shaped structures and are the smallest passage in the respiratory system.…

Q: Suppose a patient is receiving oxygen by mask. Are the arterioles leading into the O2-enriched…

A: Respiration is defined as a metabolic process, where the oxygen molecule is moved from the external…

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: What happens to the respiratory process in a man going up a hill?

A: Aerobic respiration is a type of cellular respiration, in which the oxygen is consumed as a reactant…

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: Please answer both Lung compliance generally decreases as people age. If nothing else changes, how…

A: Pulmonary compliance, a parameter that indicates the lung's expandability, is critical for optimal…

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: 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: How can problems with ventilation could affect someone's ability to carry out cellular respiration.

A: Cellular respiration is the process by which energy in the form of ATP is produced from the digested…

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: 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: The great alveolar cells secrete aphospholipid–protein mixture called

A: Step 1 Each lung has about 300 million alveoli. Alveoli constitute the functional units 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: 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: Explain the two general features that breathing organs share, which optimize gas exchange.

A: Organisms require oxygen for carrying out their metabolic processes, and in the process, they give…

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: 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 feature of alveoli that helps in efficient gas exchange?

A: Alveoli are tiny cup-like hollow structures present at the end of the bronchial tubes throughout the…

Q: The functions of C-shaped tracheal cartilages are to prevent collapse or over-expansion of the…

A: Cartilage is a type of connective tissue which is formed from chondrocytes .

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: Explain how an individual with emphysema will have a difficult time carrying out respiration.

A: Emphysema is a medical condition that majorly affects the lungs of an individual. The lungs are…

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

A: Alveoli are the tiny air-sac like structure present at the end of each bronchus in the lungs. These…

Q: A section of the lung that receives its own tertiarybronchus is called the ________.a.…

A: The respiratory system is known to contain several components but the most important organ is the…

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: Why must the lung be able to return to not collapse? describe the factors which enable this to…

A: Answer: BREATHING = This is the process by which we inspire and expire gases such as oxygen and…

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…