Oxygen moves from an area of higher concentration to an area of lesser concentration in the air sacs of the lungs through a process called Answers A. oxidation. B. cellular respiration. C. external respiration. D. internal respiration. Question22. Pharyngitis is inflammation of the Answers A. throat. B. voice box. C. windpipe. D. upper nose. Question23. Which of the following measures the volume and flow of air during inspiration and expiration? Answers A. sphygmomanometer B. spirometer C. stethoscope D. ventilator

Q: Two opposing mechanisms determine alveolar expansion:_________ leads to alveolar expansion,…

A: The objective of the question is to identify the two opposing mechanisms that determine alveolar…

Q: Immediately after the creation of an opening through the thorax intothe pleural cavitya. air flows…

A: Discussing about creation of an opening through the thorax into the pleural cavity.

Q: Most of the carbon dioxide in the blood is carried in the form of a. dissolved CO2 b.…

A: The respiratory system is the network of organs and tissues that helps an individual breathe. It…

Q: If the transpulmonary pressure equals zero,a. a pneumothorax has probably occurred.b. the lungs…

A: If 'transpulmonary pressure becomes (alveolar pressure = intrapleural pressure), such as when the…

Q: Which one of the following is the beginning of the lower respiratory tract? a. trachea b. nasal…

A: The lower respiratory tract is the lower portion of the lungs from where respiration takes place.…

Q: The structures in the passageways of the lung which become paralyzed in the early stages of chronic…

A: Chronic bronchitis is when the bronchi are inflamed for a long time. Smokers are particularly prone…

Q: Which of the following statements is CORRECT? Select one: a. Reduction of atmospheric air pressure…

A: Alveoli are the sacs that are meant to bring about gaseous exchange from the blood. Alveolar PO2 is…

Q: Type II alveolar cell…  A. senses 02 level and sends that information to the respiratory centers in…

A: Produces surfactant to counteract the surface tension that would collapse the alveoli

Q: Choose the best answer for following question Which of the following is not true of obstructive…

A: Respiration is the process by which oxygen is taken up from the atmosphere and carbon dioxide is…

Q: Which is/are part of the respiratory membrane?   a. Plasma membrane of red blood cells   b. Type…

A: The respiratory system is responsible for the exchange of oxygen and carbon di-oxide between the…

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: Which of the following patients has adequate respirations? a. 55 year old woman with paradoxical…

A: Assessment of respiratory system is essential to identify the lung function and associated disease…

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: 6.) Which of the following effects the rate oxygen is loaded and unloaded to A. oxygen pressure B.…

A: Oxygen Oxygen is colourless and tasteless gas, that is crucial to living organisms . Oxygen plays an…

Q: hèn an adult subject is breathing quietly at rest: a. the volume of air remaining in the lungs after…

A: The changes in the air pressure between the lungs and the atmosphere result in breathing or…

Q: During expiration:   A. The diaphragm is relaxed to the make the thoracic cavity larger. B. The…

A: Breathing is a complex process that consists of the inhalation and exhalation phase. The air moves…

Q: Gas exchange between systemic blood vessels and the tissues is called a. Tubular secretion b.…

A: There are two forms of respiration which are- internal respiration and external respiration. In…

Q: 5.) What structure plays a key role in preventing an obstruction of the windpipe during swallowing?…

A: Disclaimer : please repost the rest questions in batches as we are allowed to solve only one…

Q: airway resistance

A: Airway Resistance: It is defined as the measurement of impedance(amount of resistance) to the…

Q: A respiratory chemoreceptor is a sensory receptor that transduces a chemical signal into an action…

A: Respiration is a process by which the oxygen-rich atmospheric air enters the lungs and carbon…

Q: This connects the larynx to the bronchi in the lungs.a. epiglottis c. tracheab. pleura d. esophagus

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

Q: Inspiration occurs when:

A: Respiration is the process of exchange of gases. Inspiration is the movement of air from the…

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: Select the letter of the choice that best completes the statement. The exchange of oxygen and carbon…

A: The human respiratory system is one of the major organ systems in the body that functions to provide…

Q: Which of the following is the primary method by which carbon dioxide is transported to the lungs?…

A: Answer is d.) As bicarbonate.

Q: Ventilation of alveoli above the needs of metabolism tends to

A: Exchange of gases occurring between alveoli and the capillaries is called external respiration.…

Q: The horizontal fissure separates theA. middle and upper lobes of the right lung.B. upper and lower…

A: There are two lungs in human body, right lung and left lung.

Q: The air-transmitting passages of the nose, nasopharynx, larynx, trachea, bronchi, and bronchioles…

A: The respiratory system of the body is responsible for the most vital function of the body, i.e.…

Q: Which of the following are mechanisms to prevent food from entering the larynx? (Check all that…

A: The objective of the question is to identify the mechanisms that prevent food from entering the…

Q: The pressure difference between the intra-alveolar andintrapleural pressures is called ________.a.…

A: Among the given options, option (d) is most appropriate. This pressure is generally observed in the…

Q: The information provided suggests that: A. hemoglobin has more affinity to oxygen than to carbon…

A: Haemoglobin is a molecule which is use by our body to transport oxygen molecule to the various parts…

Q: O Only (a) and (b) are correcl. 15. The residual volume keeps lungs inflated. is the normal volume…

A: Lung capacity or total lung capacity (TLC) is the volume of air in the lungs upon the maximum effort…

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: 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: By what means are the lungs are attached to the walls of the thorax ? a. Panetal pleural membrane b.…

A: The mediastinum is the area between the lungs that contains the mediastinal pleura. It is the…

Q: What do nerve fibers do in the respiratory system?  Group of answer choices a. Constrict or dilate…

A: Nerve fiber or neurons carry messages from the sites of action to the central nervous system and…

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…