20. During inspiration, ... a Tension is created b,/Hydrogen bonds are stretched c. Alveoli expand d. Water molecules are pulled apart e. All of these are correct

Q: 16. The carbon dioxide molecules present in the lungs was produced in: A. The plasma space B. The…

A: During aerobic respiratory, oxygen is utilised by the organism to oxidize respiratory substrates…

Q: During expiration, the diaphragm A. contracts and moves downwards B. relaxes and moves upwards C.…

A: The diaphragm is a thin muscular membrane that is present at the base of the chest and separates the…

Q: Carbon monoxide poisoning occurs because a. CO2 and O2 compete for the same binding site on…

A: I Think You Have Written Wrong Options;  Option A Must Be (CO and O2 compete for the same binding…

Q: During carbon dioxide transport, a typical Bohr effect takes place at the _________ when ________…

A: Bohr effect - The effect of pH and  CO2 concentration on the binding and release of oxygen by…

Q: For gas exchange to be most efficient, the respiratory membrane must be a. at least 3 μm thick b.…

A: Efficient gas exchange in the respiratory system relies on diffusion, where gases flow from areas of…

Q: Among the factors that influence breathing rate and depth, the most important are changing levels of…

A: The respiratory system is regulated by respiratory centers located in the medulla oblongata and…

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: The majority of carbon dioxide in the blood is transported by ________. a. binding to hemoglobin b.…

A: BASIC INFORMATION  COMPONENTS OF BLOOD    It is the body fluid which helps in transportation of all…

Q: 4) Which is the correct flow of air containing oxygen to the lungs? A.…

A: Introduction: The network of organs and tissues that makes up the human respiratory system aids in…

Q: In humans, the respiratory control centera. is stimulated by carbon dioxide.b. is located in the…

A: Respiratory control center is located in the medulla oblongata, whose main function is to transmit…

Q: Oxygen is mostly transported in the blooda. dissolved in plasma.b. bound to blood proteins.c. within…

A: To receive energy to maintain all our living systems, our body requires oxygen. A waste product of…

Q: 24. In heavy smokers, the alveoli of the lungs are enlarged and damaged surface area for the…

A: "Since you have asked multiple question, we will solve the first question for you. If you want any…

Q: 1. Define and describe how the thoracic cavity changes in size and shape during respiration

A: In human physiology, the movement of oxygen from the environment to the cells and the simultaneous…

Q: The process of respiration can be divided in several steps. Which of the following is the first one?…

A: Respiration is a process by which gas exchange take place between air and organism's cells. The…

Q: Given the illustration below, which of the following ‘analogy’ are more likely similar to the image…

A: The respiratory system is a biological system in animals and plants that consists of particular…

Q: 12. Why is that aerobic respiration more efficient than anaerobic respiration? * A. aerobic…

A: Aerobic respiration  The respiration that takes place in the presence of oxygen is known as aerobic…

Q: 3. Gas is exchanged in the alveoli by a process of a. simple diffusion c. facilitated diffusion b.…

A: Lungs are regarded as the primary organ of the respiratory system. These are air-filled bags that…

Q: 15. Match the following structures with the corresponding numbers from the diagram below. Alveolar…

A: The human body relies on main internal bodily organs to execute certain critical activities in order…

Q: What helps to maintain a concentration gradient between blood and the air in the alveolus?

A: In alveoli the lungs and the blood exchange oxygen and carbon dioxide during the process of…

Q: 1. Know the location, structure, and function of the organs that form the respiratory passageways…

A: ( Comment: As per the guidelines,we are allowed to answer one question at a time, so I am answering…

Q: 1. Name two reasons why someone may have a lower lung capacity than the average lung capacity.

A: Introduction - It means your lungs are only working at a third of their normal capacity. Pulmonary…

Q: n the bronchioles:   a. resistance to air flow increases due to their small diameter   b.…

A: The definition of airway resistance is the trans-pulmonary pressure change which are needed  in…

Q: 7. Which of the following modes of ventilation ‘lock out’ the patient’s effort to breathe a.…

A: I'm assuming you're asking about whether ventilation can "lock out" a patient's ability to breathe…

Q: 19. The amount of air remaining in the alveoli after exhalation is referred to as __. A.…

A: Lungs: They are a pair of respiratory organs. They lie in the thoracic cavity on either side of the…

Q: 3  What two processes allow the body to expel carbon dioxide?  a. respiratory and urinary systems…

A: Carbon dioxide CO2 is a waste product of cellular metabolism in animals including humans. If left in…

Q: 45. The partial pressure of 0, (p0,) is in the air-sacs (alveoli) of our lungs and in the living…

A: The partial pressure of oxygen is a measurement of oxygen pressure in arterial blood.  It reflects…

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

A: Answer is option e.) Surfactant.

Q: 27. . Wny do we need to study the effects of lifestyle in the function of respiratory and…

A: Introduction  All aerobic organism need oxygen to survive. This oxygen can be taken either by skin…

Q: 6. Erin is playing shortstop on her college baseball team when she is hit in the throat by a line…

A: The Neck is a very complex structure or part of the body, one injury could be very devastating for…

Q: Blood O2 levelsa. are more important than CO2 levels in the regulation of respiration.b. need to…

A: The normal arterial oxygen pressure ranges between 75 and 100 millimetres of mercury (mm Hg).…

Q: of oxygen therapy include all of the following except: A. Increasing alveolar and blood levels of…

A: We know Oxygen therapy is a therapeutic procedure that gives oxygen gas to breathe for those who…

Q: The serous membrane that covers the intestines is called _____.   Select one: a. visceral pleura b.…

A: Food is one of the basic requirements of all living organisms. The major components of food are…

Q: 2. Determine whether the event takes place during INHALATION or EXHALATION. _____1. The diaphragm…

A: Inhalation and exhalation are how your body brings in oxygen and gets rid of carbon dioxide.

Q: If a person takes a normal breathe-volumeof 500ml, why does only 350ml actually ventilate the…

A: There are two important components of breathing namely ventilation and gas exchange. Ventilation is…

Q: 2. Oxygen and carbon dioxide are transported in and out of which respiratory structure? a. Trachea…

A: Respiration is a phenomenon of entry of oxygen inside the body and removal of  carbon dioxide out of…

Q: Which of the following transport processes move oxygen and carbon dioxide across the alveolar Type I…

A: The alveolar Type I cell, also known as type I pneumocyte, is a type of cell that makes up the…

Q: Which of the following statements are true of the alveoli and pulmonary capillaries? (Read carefully…

A: A concentration gradient drives movement through the mechanism of diffusion. From one area of high…

Q: 1. A. the plasma ph of a person who is hyperventilating B. The plasma ph of a person who is…

A:

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…