Watch this video (http://openstaxcollege.org/l/oxyblood) to see the transport of oxygen from the lungs tothe tissues. Why is oxygenated blood bright red, whereasdeoxygenated blood tends to be more of a purple color?

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 is where gas exchange occurs? A. alveoli B. trachea C. intercostal muscles…

A: During the process of gaseous exchange, oxygen moves from the lungs to the blood stream and at the…

Q: The lungs do not normally collapse because of:

A: In the aerodynamics of the lung volume flows, there is a following rationale. Suppose there are two…

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: The two openings of the pharynx, one leading to trachea and the other leading to oesophagus, lie…

A: The pharynx is the common structure involved in both the respiratory system and the digestive…

Q: Which of the following maintains the patency openness) of the trachea? a) C- shaped cartilage rings…

A: The respiratory system of our body consists of lungs and accessory parts. The trachea is the part of…

Q: The following image shows the respiratory membrane with its components labelled from A to E. CO2…

A: Respiratory Membrane Diagram:

Q: What is the function of the mucous lining of the epithelium inthe respiratory tract?

A: Respiratory epithelium is a type of ciliated columnar epithelium found lining most of the…

Q: Describe the structure and function of the respiratory system organs

A: All the organisms utilize oxygen to break the simple molecules like glucose, amino acids, or fatty…

Q: How is carbon dioxide primarily transported in the cardiovascular system?a. as biocarbonate ionsb.…

A: Step 1 The cardiovascular system or the circulatory system is a system of organs and structures…

Q: You watch a live individual respiring (that is, obtaining oxygen from its environment). What…

A: When we hear the word respire, we think of breathing. When we breathe, with each inhale we are…

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: The toxins in cigarette smoke damage the cells of the tissue capillaries and also cause arterioles…

A: The oxygen dissolved in the red blood cells reached the tissues of the body. Oxygen diffuses into…

Q: Diffusion of gases occurs in the alveolar region only and not in the other parts of respiratory…

A: Each alveolus is composed of a thin layer of squamous epithelial cells that are highly permeable and…

Q: The lungs perform a variety of which functions?

A: Lungs are the primary respiratory organ for pulmonary respiration. Lungs are supplied with air…

Q: You cannot affect the oxygen delivery to your tissues by drinking “oxygenated water.” However,…

A: Answer --Oxygenated Water -- A new technique of functional water product in which oxygen is added to…

Q: How is oxygen and carbon dioxide transported in human beings?

A: Oxygen is essential for the cells to breakdown the nutrients to obtain energy. The resulting carbon…

Q: Name the process of gaseous exchange in the body.a) Lymphatic systemb) Respirationc) Cardiovascular…

A: Organ and organ systems are responsible for the vital functions of the body. An organ system is a…

Q: Is it correct to say that iron atoms in the blood carry oxygen? Shortly say why or why not.

A: Oxygen is essential for life. Red blood cells are the key elements that carry oxygen and removing…

Q: The nature of the sounds produced by percussion (tapping) of a patient’s chest can tell a physician…

A: Blood is a body fluid which is present in humans and other animals. It delivers fundamental…

Q: How does the body know how to regulate oxygen going in and carbon dioxide going out?

A: Respiration is the major process involved in all living organism. In humans, it involves the…

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

A: Answer is option e.) Surfactant.

Q: Describe three ways carbon dioxide can be transported from cellsto the lungs.

A: Transport of Carbon dioxide  The blood transports carbon dioxide Comparatively easily because of its…

Q: a)Draw a flow chart or diagram to illustrate how oxygen would move from the air into the body cells…

A: Cellular respiration can be defined as the set of metabolic reactions that occur in the cells of…

Q: Air rushes into the lungs of humans during inhalation because

A: The main function of the lungs is the process of gas exchange called respiration or breathing.

Q: How does the administration of 100 percent oxygen save a patient from carbon monoxide poisoning? Why…

A: Hemoglobin (Hb) is a complex protein present in the blood. It carries out the oxygen (O2) from the…

Q: While touring a saltwater aquarium, suppose you see a stripedbass, a hammerhead shark, an octopus, a…

A: Respiratory pigments are biomolecules that increase the oxygen-carrying capacity of the blood.…

Q: The ________ circulation picks up oxygen for cellular use and drops off carbon dioxide for removal…

A: Blood is the body fluid that is composed of plasma and formed cell that circulates through the…

Q: If blood passing by a lung has less O2 than inside the lung itself, then the O2 will due to

A: Lungs are important organs in the respiration process and supplying oxygenated blood to the vital…

Q: You have finished exercising with a friend, who says that he is breathing rapidly because he must…

A: A chemical reaction occurs when one or more compounds combine to form a new compound. Solid calcium…

Q: In what form does most of the carbon dioxide travel in the blood? How and where is this molecule…

A: Carbon dioxide is a colorless and non-flammable gas that we expel out while breathing.   In the…

Q: Which of the following correctly describes the movement which takes place when mucus is pushed…

A: The human respiratory framework is an arrangement of organs liable for breathing in oxygen and…

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: Animals that live on land such as amphibians, reptiles, birds and mammals have lungs as major…

A: Lung development varies from animal to animal, depending on their evolution. The lungs are 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: what is the main purpose of respiration?

A: Respiratory system involves organs, cells and tissues that take part in the breathing process which…

Q: Oxygen in our blood is transported by a protein named: A. haemoglobin B. keratin C.…

A: Oxygen is an essential chemical element, which helps to burn sugar and fatty acid and provide energy…

Q: The cells that secrete surfactant into the alveolar space are O Type Il alveolar cells O Endothelial…

A: Surfactant  is defined as the lipoprotein (mixture of lipid and proteins) comprised of some…

Q: Why is the pulmonary circulation considered to be a circuit that keeps the lungs dry?

A: Pulmonary circulation ensures the supply of oxygenated blood to the body in a continuous fashion.…

Q: Which of this statement is TRUE for pulmonary respiration?a) Exchange of gases between alveoli of…

A: In animals, respiration is the biological process, which results in exchange of gases, oxygen and…

Q: The alveoli in the lungs where gas exchange occurs are composed of a simple squamous epithelium.…

A: Respiration is the metabolic process of taking in oxygen and giving out carbon dioxide. This process…

Q: In most tissues, if the temperature is increased by 10°C, how much is the rate of respiration…

A: Respiration can be considered as chemical reaction that results in oxidation and reduction of some…