n exhalation, which pressure should be HIGHER? a.) pressure in the lungs b.) atmospheric pressure c.) the pressure should be the same

Q: What is the role of diaphragm during inhalation and exhalation?

A: The diaphragm is a dome-shaped muscle present at the flow of the thoracic cavity. Exhalation and…

Q: How Does Gas Exchange Occur in the Human Respiratory System?

A: The Respiratory System of the human body mainly transports air in and out of the lungs. It also…

Q: Differentiate between the alveolar pressure and the pleural pressure?

A: Lungs are paired spongy and air-filled organs present on either side of the chest. They are chiefly…

Q: What causes changes in airway resistance?

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

Q: Why and under what conditions will air enter into and out of the lungs?

A: Lungs lie on each side of your breastbone and fill the inside of your chest cavity. It is one of the…

Q: Which nonrespiratory air movements help clear the air passages?

A: Npn respiratory air movements does not include gas exchange. Examples are : sneezing, coughing,…

Q: What is the mechanism of Pulmonary respiration?

A: The human body is a well built machine in which all the organs coordinate together to make it work.…

Q: What drives the movement of gases during breathing?

A: Human anatomy is the branch of science that deals with the study of the form and function of organs…

Q: Explain the anatomical and functional differences between the pulmonary and systemic blood supplies…

A: Double circulation refers to the circulation where the blood enters and exits the heart twice in…

Q: Which are the Two Important Transmural Pressures of the Respiratory System?

A: Two important transmural pressures of the respiratory system are: PL Pcw

Q: Illustrate the relation of the Lungs to the Thoracic?

A: The thoracic cavity is a large hollow space, also called the chest cavity. It is enclosed by the…

Q: What would be the result of the injury at a person's Epiglottis?

A: KEY WORDS :- Epiglottis - It is the flap which is small in size mainly located on the pharynx.

Q: What is the primary function of the Respiratory system?

A: The respiratory system consists of the nasal cavity, the trachea and the lungs. It helps in…

Q: Explain the function of Alveoli ?

A: Alveoli are the respiratory unit of the lungs. They are present in a cluster at the terminal ends of…

Q: explain how the structure of the alveoli facilitates gas exchange?

A: In vertebrates, the lungs branch broadly, and their whole volume is loaded up with a great many air…

Q: Which collection of neurons generates the basic rhythm for breathing?

A: Rhythm of breathing/ breathing rhythm is normal respiratory rate. Which means Respiratory rate in…

Q: What important gas do we take in when we breathe?

A: We know that during breathing inhale and exhale of gases.  So during inhale we take Oxygen gas…

Q: How is contraction of the inspiratory muscles a crucial point?

A: The inspiratory muscle includes diaphragm, external intercostal muscles, scalene muscles and…

Q: Which chemicals stimulate peripheral chemoreceptors?

A: Peripheral chemoreceptors are those chemoreceptors that are present in both the aortic and carotid…

Q: Trace the flow of air from the trachea to the pulmonary alveoli?

A: The respiratory system is composed of the upper and lower tract.

Q: Define alveolus

A: Human respiratory system consists of nose, windpipe, and lungs. Lungs are present in thoracic cavity…

Q: Why is the trachea supported by cartilage?

A: The trachea, also known as the windpipe, is a cartilaginous tube that connects the pharynx and…

Q: Which gas is inhaled and which is exhaled during breathing?

A: Respiration is the process in which complex organic molecules are broken into simple organic…

Q: explain why air passages are hold open?

A: The respiration system in terrestrial higher phyla animals(Mammals, Aves) Primarily involves air…

Q: What is the function of the lungs?

A: Introduction  As we know Humans are multicellular organisms and their body is composed of billions…

Q: What is the role of air pressure in the exchange of gases between the lungs and the environment?

A: respiration is the movement of oxygen from the outside environment to the cells within tissues, and…

Q: What structures are involved in breathing? What are two key gases involved in breathing? (

A: Respiration is really a vital life-sustaining mechanism that involves the exchange of gases in…

Q: How will repeated episodes of apnea affect lung ventilation, i.e. air exchange?

A: Apnea is a condition where there is no breathing or exchange of gases between the lungs and the…

Q: What is the difference between the respiratory mucosa and the respiratory membrane and how does gas…

A: The difference between the respiratory mucosa and the respiratory membrane and the exchange of…

Q: where is air pressure greatest?

A: Air pressure is the pressure exerted by the molecules of air on the earth's surface.

Q: What is Airway Resistance?

A: The respiratory framework is the organization of organs and tissues that help you relax. It…

Q: which structure in the respiratory system is the site of gas exchange?

A: The body movements allowing air to enter and leave the lung. It is done by Inhalation and…

Q: How are the lungs protected from excessive inflation?

A: The cardiovascular system is the transport system of the body. Blood circulates through the body…

Q: Why doesn’t the lungs collapse even after forceful expiration?

A: Expiration or exhalation refers to the outflow of air or breathes from an organism. The air moves…

Q: What is the Role of Bronchodilator?

A: Lung diseases are among the most frequent medical conditions worldwide. When a person breathes in,…