The partial pressure of oxygen is higher in alveolar gases compared to ambient air.       True   False

Q: process of getting air into the lungs and getting it back out

A: Introduction: The human body's respiratory system consists of two lungs, bronchi, and bronchioles,…

Q: When you inhale, the diaphragm contracts and moves up. True False

A: Inhalation is the process of breathing in. During this process, atmospheric air flows through the…

Q: hen someone takes a deep breathe in, they can completely breathe in new air and dispose of all the…

A: Taking a deep breath involves inhaling a larger volume of air than during a regular or shallow…

Q: Compared to healthy individuals, the lungs' residual volumes of patients with emphysema is…

A: Lung care is vital for maintaining general health and avoiding respiratory illnesses such as…

Q: The condition acute respiratory distress syndrome (ARDS) is characterized by damage to the…

A: Acute respiratory distress syndrome (ARDS) is a severe lung condition caused due to the build up of…

Q: Why is it important to distract a person when you are determining the normal rate of breathing?

A: The breathing process is the inhalation of oxygen and exhalation of carbon dioxide in humans. The…

Q: Which of the following is an accurate description of the Vital capacity of the lung? (read all…

A: The lungs are the most crucial respiratory organ. The gaseous exchange during respiration is its…

Q: The most common way for carbon dioxide to be carried in the blood is __________. Group of answer…

A: Carbon dioxide, a byproduct of cell metabolism, must be carried from the tissues to the lungs for…

Q: Name the phase of respiration controlled by the respiratory control center. Explain how the…

A: The network of organs and tissues that aids in breathing is known as the respiratory system. It…

Q: Dead space refers to the open space contained in the alveoli O True O False

A: The human respiratory tract consists of the following parts: nasal cavity, pharynx, larynx, trachea,…

Q: Oropharynx and laryngopharynx serve as passageways for food and air both. True or False

A: Introduction: The respiratory system of an individual consists of organs that aid in respiration. It…

Q: Olfaction results from the stimulation of chemoreceptors.     TRUE     FALSE

A: Sensory organs are the organs which possess sensory neurons that catch up external signals from…

Q: True or false. Appropriate atmospheric pressure is not required for breathing and gas exchange in…

A: Breathing is a process where the air travels in and out of the lungs  that facilates the gas…

Q: At the end of a normal expiration , pleural and alveolar pressures are-5 and 0 cm H2O ,…

A: Expiration and inspiration are two phases of the respiratory cycle that occur during breathing.…

Q: Air flows out of the alveoli and into the atmosphere when atmospheric pressure is _____ than…

A: Respiratory system is a body system which is involved in removal of carbon dioxide and entry of…

Q: The partial pressure of oxygen in the alveoli is O 100 mmHg O 160 mmHg O 60 mmHg O 40 mmHg 760 mmHg

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

Q: What does surfactant do?     Improves lung tension and reduces alveolar expansion   Improves…

A: Lungs can be described as important organs associated with the respiratory system as they help in…

Q: The pressure inside the alveoli is less than the atmosphenic pressure

A: The air around you has weight, and it presses against everything it touches. That pressure is called…

Q: The following spirogram shows a person's respiratory volumes as measured by a spirometer. The…

A: Option A : 1200 mL

Q: Microscopic structures of the alveolar sac: 9. (tube) (blood vessel) alveolar pore alveolus…

A: Alveoli forms a tiny sac like part of lungs that functions to take oxygen and allows it's exchange…

Q: If tracheal pressure increases by 2 cmH2O (and the activity of laryngeal muscles is held constant),…

A: There is a relation between the tracheal pressure (Pt) with the fundamental frequency of…

Q: Show the values of the alveolar PO2 and PCO2 in a normal person at rest. State TWO factors that…

A: PaO2 = measured the partial pressure of oxygen in arterial blood. PaCO2 = measured the partial…

Q: The conducting structures are protected from collapsing during inhalation, but the alveoli are at…

A: Alveoli are the air sacs present at the tips of the brochoils and thus forms the place for the…

Q: The lining that protects the lung is the _______________ membrane.

A: Body membranes are thin sheets of tissue that help to line the internal organs, body cavities, or to…

Q: Exhalation at rest is a passive process caused by the elastic recoil of lungs  requires…

A: Air enters through the nostrils followed by the pharynx, larynx, trachea, bronchi, bronchioles, and…

Q: Alveolar volume is 300mL, deadspace volume is 100 mL, minute ventilation is 4,000mL/min. Calculate…

A: The respiratory system is defined as the biological system where it includes network of organs and…

Q: Each lung is contained within its own pleural cavity. True O False The conducting zone of the…

A: The lungs are a pair of respiratory organs that are placed near the chest and eliminate carbon…

Q: Which of the following produces and releases surfactant?     alveolar macrophage     red…

A: The objective of the question is to identify which cell type is responsible for the production and…

Q: The amount of air that a person normally cannot exhale at all is about 1200 mL. This is the…

A: The lung volumes are also known as the respiratory volumes and these refer to the volume of air that…

Q: Type Il alveolar cells: Engulf foreign particles in the alveoli Decreases the diffusion distance of…

A: Respiration is a process of taking oxygen into the body from the environment and giving out carbon…

Q: The diaphragm of an individual no longer functions normally due to an accident. Explain how this…

A: The diaphragm is a thin skeletal muscle that sits at the base of the chest and separates the abdomen…

Q: If airway diameter changes in the same direction as lung volume, describe a possible effect of hot…

A: Lung volume is the amount of air present within the lungs at different phases of respiratory cycle.…

Q: Starting at the larynx, draw in order all the tubes air passes through to reach an alveolus.

A: Respiration is the metabolic process of using oxygen to oxidize foodstuffs and produces energy and…

Q: Alveolar pressure has the following characteristics (select all that apply): O It is always a…

A: lungs is the organ which helps us to breath . it takes in oxygen and gives out carbon dioxide rich…

Q: The flow rule states that (substances) gases or liquids flow from a region of higher pressure to a…

A: answer given below

Q: Which of the following lung volumes can be measured using spirometry?  expiratory reserve volume…

A: Spirometry is a typical office test that measures how much air is breathed, how much is exhaled, and…

Q: which of the following are true of surfactant? pick two answers: increases surface tension, found in…

A: Surfactant is considered to be the fluid that got secreted from the alveolar cells. Surfactant which…

Q: During ventilation when the diaphragm relaxes: O the volume of the alveoli decreases the pressure in…

A: Option:D  All the above

Q: F3

A: We can say that The lungs are two spongy organs that are packed with air on either side of the chest…