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: 25. You are climbing mount everest and at the halfway point you decide to put on an 02 mask because…

A: Introduction :- Partial pressure is the pressure exerted by a single gas in a mixture of gases. It…

Q: 21. Oxygen diffuses during ventilation. If oxygen moves from the blood to the cells, then the…

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Q: Oxygen moves from an area of higher concentration to an area of lesser concentration in the air sacs…

A: Respiration is the process in which there is the movement of air into and out of the lungs. In this…

Q: Carbon dioxide when traveling in the form of bicarbonate ion does so ______   a. bonded to water…

A: carbon dioxide is transported in the blood as bicarbonate ion .In this reaction H+ ion also produce…

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: 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: Respiration includes. OA. breathing OB. inhalation OC. gas exchange OD. cellular respiration OE. all…

A: Introduction  Metabolism refers to the chemical reactions that occur within the cells of the body to…

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: About 70% of carbon dioxide is transported as:    a. dissolved in plasma   b.…

A: The respiratory system has great importance in our day to day life. It is help in survival. It is…

Q: -List the order of air flow through the respiratory tract. Include what specific bones and tissues…

A: The correct order of air flow through the respiratory tract is: nasal cavities (or oral cavity)…

Q: A state of hypoxia caused by alveolar hypoventilation at high altitude would be described as…

A: Oxygen is an important respiratory gas required by the cell for aerobic respiration. This acts as…

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: Explain the physiological mechanisms which have caused Bertha's respiratory rate to change during…

A: introduction exercise is a phenomenon which causes changes in activity of all systems of our body…

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: 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: 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: 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: 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: Which of the following statements about surface tension is false? O a. In alveoli, water molecules…

A: This question are belong from these two topicsSurface tension is a property of liquids that arises…

Q: Describe and differentiate between external and internal respiration.

A: Cells of our body perform oxidative phosphorylation to produce ATP - the energy currency that powers…

Q: Anatomical dead space includes air in the: A Conducting zone B Respiratory zone C Pleural sac D Both…

A: The respiratory system is a biological system consisting of specific organs and structures used for…

Q: 10. What are surfactants and how do surfactants do they decrease the work of breathing (reference…

A: Introduction: The gaseous exchange takes place in the lung alveoli. It is where oxygen present in…

Q: Explain the four stages of external respiration and identify the gradients (driving force) and…

A: The process of breathing is known as respiration. It entails taking in oxygen and exhaling carbon…

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: 2. Identify three ways diffusion rates are facilitated across alveoli and into the blood and explain…

A: Three processes are essential for the transfer of oxygen from the outside air to the blood flowing…

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: 2. Explain the role of other systems in the regulation of respiration?

A: The higher brainstem's respiratory centres are in charge of controlling involuntary breathing. It…

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

A:

Q: Ventilation involves 1.bringing oxygen to the body cells for cell respiration 2.inspiration and…

A: Breathing or ventilation is a physiological process. It is a process performed by the respiratory…

Q: Explain the four stages of external respiration and identify the gradients (driving force) and…

A: Introduction  External Respiration: The term External Respiration refers to the sequence of events…