Surfactant: a) causes a decrease in surface tension b) keeps alveoli dry c) causes an increase in compliance d) Production is reduced after a prolonged reduction in pulmonary blood flow

Q: Why large particulate matter cannot penetrate the human respiratory system?

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

Q: What causes changes in airway resistance?

A: Lungs are essential parts of the respiratory system. A pair of lungs in humans are formed in such a…

Q: Why and under what conditions will air enter into and out of the lungs?

A: Lungs lie on each side of your breastbone and fill the inside of your chest cavity. It is one of the…

Q: Explain the Hazards of Positive-Pressure Ventilation?

A: Ventilation is defined as the exchange of air between the lungs and the atmosphere. In this process…

Q: What increases alveolar ventilation?

A: The rate at which the gas enters or exits the lungs is called ventilation. There are three kinds of…

Q: Explain how might a sudden raise in CO2 in the blood affect the gas exchange processes?

A: Answer: DEOXYGENATED BLOOD = When our body blood are high in carbon dioxide levels , that has taken…

Q: Describe the structure and the function of bronchioles?

A: Human respiratory organs form a passage through which air transports- it is called as  respiratory…

Q: What is the difference between the body surface pressure (Pbs)* and the alveolar pressure (Palv)?

A: Body surface pressure (Pbs) is usually the pressure at the body surface that is usually 0 until the…

Q: Define term bronchioles?

A: Bronchioles are air passages inside the lungs that branch off like tree limbs from the bronchi.

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: Chemical Factors that can affect respiratory rate and depth of breathing?

A: The exchange of oxygen from atmosphere with carbon dioxide produced in cell is known as respiration.…

Q: Draw figures showing the reactions carbon dioxide undergoes entering the blood in the tissue…

A: Carbon dioxide is transported through the blood in three ways. Mainly carbon dioxide diffuses from…

Q: Describe the structure, function, and location of the larynx, trachea, and bronchi.

A: 1-Larynx-It is triangular in shape. Structure made up of mostly cartilage which is attached to each…

Q: What is the primary mechanism for control over breathing in order to protect blood from oxygenation?…

A: BREATHING is the process in which the air moves into the lungs from outside the atmosphere. a…

Q: What is the mechanism of gas exchange between alveoli and pulmonary capillaries?

A: Mechanism of gas exchange between alveoli and pulmonary capillaries is External Respiration. Inhaled…

Q: Define alveolus

A: Human respiratory system consists of nose, windpipe, and lungs. Lungs are present in thoracic cavity…

Q: Which are the primary principles of ventilation?

A: Ventilation is the process of exchange of air between the lungs and the atmosphere. It is completed…

Q: When a patient has chronic bronchitis, what happens to the alveolar capillary junction?

A: Step 1 Chronic bronchitis, a type of chronic obstructive pulmonary disease or COPD, which is a group…

Q: How can the depth of breathing be measured accurately?

A: Breathing, also known as ventilation refers to the process of moving the air in and out of the lungs…

Q: List the Sites of Gas Exchange?

A: The respiratory system is defined as the biological system, consisting of specific or particular…

Q: Which of the following represents the pathway of the respiratory system? Nasal cavity, trachea,…

A: Respiration is an essential physiological process that helps in the exchange of mainly oxygen and…

Q: Will the gases continue to diffuse in these directions, or will they stop at some point? For…

A: There is a diffusion of gases like oxygen and carbon dioxide that takes place at various sites in…

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: Describe the walls of alveoli?

A: Alveoli are microscopic air sacs in your lungs that absorb oxygen and keep you alive. Alveoli are…

Q: When the pressure in the lung is greater than atmospheric pressure:_____     A. inspiration…

A: Step 1 Air is a mixture of gases. Every gas exerts its pressure independent of other gases because…

Q: What effect would pulmonary edema have on the alveolar walls being so thin?

A: Lungs are the most important organ in our body. Their major role is to do the gas exchange the…