In this figure I have blacked out the gases exchanged in the lung (top) and at the tissues (bottom).  Which numbers on the black boxes correspond to oxygen? 1 and 2   1 and 3   1 and 4

Q: Can you explain the main function of the heart lung machine in hospital?

A: Open heart surgery may be needed to heal the damage in the heart and in the conditions of open-heart…

Q: PART I: The diaphragm and the external intercostal muscles are contracted. Choose the true statement…

A: The interexchange of the atmospheric oxygen with carbon dioxide, along with the energy release is…

Q: Figure 6 shows the binding of oxygen to myoglobin and haemoglobin (Y-axis: Fraction saturation) when…

A: Myoglobin and hemoglobin both are oxygen-binding proteins. Hemoglobin is found in the red blood…

Q: After studying the image above, select the statement(s) that would explain what is likely to happen.…

A: All these are happening in the lungs during the gaseous exchange.

Q: I. Direction: Write A if the first statement is correct and the second statement in incorrect. Write…

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

Q: When comparing the amount of oxygen gas to the amount of other gasses in air or our bodies, we use…

A: A gas is a state of matter having comparatively great distance among its constituent particles. In a…

Q: Draw a diagram of the lungs including the trachea and label each part.

A: The lungs are a pair of spongy, air-filled organs located on either side of the chest (thorax). The…

Q: Choose the receptor(s) that mediate the following response: Bronchodilation Select one: α1  α2…

A: When the bronchial air passage gets expand because of activation of the receptor is known as…

Q: Which one is the correct pathway for the flow or air to the lungs? pharynx-> larynx -> trachea ->…

A: Introduction The respiratory Pathways responsible for transporting the air from the outside to the…

Q: How are larger amounts of air moved between the lungs and atmosphere during forced inspiration and…

A: The process of gaseous exchange that is characterized by inspiration and expiration is more…

Q: Draw your own original diagram to show how the alveoli and the capillaries work together to exchange…

A: The pulmonary circuit is responsible for pulmonary circulation, to oxygenate the deoxygenated blood…

Q: During the process of inhaling the diaphragm contracts. As a result, air enters the human lungs…

A: Respiration is the mechanism by which all living organisms generate the energy they require to…

Q: What is the pressure of oxygen within the alveoli at the peak of inspiration, just before…

A: Respiration is a metabolic process through which carbon dioxide is exhaled and Oxygen is inhaled.…

Q: How many steps (inhalations/exhalations) are needed to complete one ventilatory cycle in birds? 3…

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Q: What is the proper order of expiration. I - alveoli II - mouth III - trachea IV- bronchus a) II,…

A: Breathing (or ventilation) is the process of moving air into and from the lungs to facilitate gas…

Q: If the residual air in mammalian lungs was reduced while at the same time the tidal volume were…

A: Tidal volume is the sum of air that flows into and out of the lungs during each respiratory cycle.

Q: Below is the list of the parts of the bell jar lung model. List the part of the respiratory system…

A: Bell-jar structure resembles our respiratory system. It is the model of thorax to demonstrate…

Q: Which of the following actions describes movement of diaphragm during exhalation? Group of answer…

A: The respiratory system is responsible for gaseous exchange between the atmospheric air and the body.…

Q: Oxygen is picked up in the pulmonary ___ beds

A: The Pulmonary Loop Only Transports Blood Between the Heart and Lungs.

Q: In which part of the mammalian respiratory system does gas exchange occur? A. bronchioles B.…

A: Answer : Option (C) alveoli is correct. Other options were wrong because here in these no exchange…

Q: For a human to inhale, the lung volume ________ which ________ pressure inside the lungs.…

A: Breathing is natural and essential for survival for most living organisms. In terrestrial animals,…

Q: The sequence of events that occurs as the breathing rate is increased is

A: Answer: BREATHING = It is the process of uptake of oxygen and release carbon dioxide from the lungs,…

Q: Why do males have greater lung capacity than females?

A: The lung capacity can be outlined as the air present in the lungs after of forcefull inspiration.…

Q: Describe one functional difference and one structural difference between veins and arteries

A: Arteries convey oxygenated blood from the heart, while veins convey oxygen-drained blood back to the…

Q: the lungs of mammals, airways branch into a series of narrowing tubes that end in Alveoli. How does…

A: The air moves into the lungs through the nostrils, the throat, pharynx, larynx, trachea ,the…

Q: respiratory system is also responsible for which of the following functions?  Select all that apply.…

A: Respiratory system is chiefly responsible for the exchange of gases i.e intake of oxygen from the…

Q: What will be the pO2 and pCO2 in the atmospheric air compared to those in the alveolar air ?(i) pO2…

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

Q: In cytokine storm, what are three things that happen to reduce gas exchange? I swelling increases…

A: Cytokine storm is the exaggerated reaction of the body's immune system and is one of the major…

Q: lower atmospheric pressures make it harder to breathe at high altitude

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Q: Where in the body is the partial pressure of carbon dioxide the highest? Select one: a) Alveolar air…

A: Systemic circulation supplies oxygenated blood to tissues, and in return it brings deoxygenated…

Q: Why do people with chronic bronchitis have a higher than normal rate of respiratory infections

A: Chronic bronchitis is disease of group chronic obstructive pulmonary disease (COPD).

Q: Fill in the space with the appropriate word from the word-bank below; causing During inhalation, the…

A: Inhalation is the process by which we take in oxygen-rich air. Exhalation is the process by which we…

Q: The diaphragm and the external intercostal muscles are contracted. Choose the true statement or…

A: Respiration is a biochemical process of oxidation of organic compounds in an orderly manner for the…

Q: Use the following information to answer the next question. Figure 1.13: Volume of Air in the Lungs…

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

Q: 6. Using the diagram to the right, which letter corresponds to the Goblet cell? ******WRITE LETTER…

A: The diagram given is the section of small intestinal lining showing villi. 6.The letter…

Q: Explain the specific role of the human diaphragm in filling the lungs with air during inspiration…

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Q: How is the respiratory system of a bird similar to the respiratory system of a fish? Why do birds…

A: The process through which an organism receives energy is known as cellular respiration. Cellular…

Q: List the 4 different types of gas exchange systems. Then, describe each

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Q: What causes air to enter human lungs? The contraction of the diaphragm increases the volume of the…

A: A pair of lungs in humans are formed in such a manner that they are separated by thin membranes and…

Q: hand drawn flow diagram showing how gases enter, travel, and exit the body of the turtles. Use…

A: turtles is a large marine reptile with leathery shell and flippers.

Q: List corresponding functions of these major respiratory organs in frogs 1. Nares 2. Buccal cavity…

A: Introduction  Frogs are amphibians, meaning they can live on land as well as in water. When they are…

Q: Air moves into the lungs because contraction of the diaphragm decreases the volume of the pleural…

A: Respiration is the process in which toxic air in form of carbon dioxide moves outward which fresh…

Q: 1. What is the significance of the alveoli in the respiration of toad/frog

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Q: Humans have respiratory structures from the gut, for fishes, they’re not.

A: The respiratory system of humans consists of, nasal cavity, trachea( wind pipe) , the main bronchus,…

Q: Which is NOT a function of the nasal cavity? Group of answer choices moistens the air warms the air…

A: The nasal cavity is present inside the nose and is divided into two parts by the nasal septum. Each…

Q: bell jar model can be used to demonstrate the basic mechanism of breathing humans. The diagram below…

A: The human respiratory system is defined as the system that is responsible for taking up oxygen and…

Q: What are the mechanisms that affect ventilation at a high altitude? Why the change in ventilation is…

A: *The lung responses to the acute altitude is due to hyperventilation which raises heart rate and…