for the air to pass through nasal cavity before it enters the lungs?

Q: What do the alveolar walls consist of?

A: The respiratory bronchioles open into alveolar ducts which terminate into an extended passage known…

Q: How does surfactant stabilize alveoli by preventing small alveoli from emptying into large alveoli?

A: Surfactant refers to the detergent-like fluid synthesized and secreted by the type 2 alveolar cells,…

Q: Which nerves convey impulses from the respiratory center to the diaphragm?

A: Phrenic nerves.

Q: What happens to air as it passes through the nasal cavity?

A: Breathing (or ventilation) is the method of passing air into and out of the respiratory system to…

Q: What is the distinction between the upper and lower respiratory tracts?

A: Upper Respiratory tract: is the uppermost sectiom of the Respiratory tract.  Involved in the…

Q: The larynx prevents food from entering the lower respiratory tract which includes the pharynx. is…

A: The larynx commonly called the voice box or glottis, It is the passageway for air between the…

Q: What is the concavity on the medial surface of left lung called?

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

Q: What happens to air as it passes along the nasal passages?

A: Air enters the respiratory system through nose. As the air passes through nasal cavity, mucus and…

Q: define larynx

A: The respiratory system is involved in the process of respiration that makes an individual breathe.…

Q: Through which mechanism does bronchiolitis cause destruction of alveoli

A: Respiratory system comprises the nose, trachea (windpipe), bronchi, bronchioles, air sacs (alveoli),…

Q: 1)What is the anatomical reason that you are unable to breathe for a limited period of time once you…

A: Answer 1: - The trachea (wind pipe)  has a structure on the proximal end of it, known as epiglottis.…

Q: 1) which lipoprotein prevents our alveoli from collapsing? 2) which alveolar cells produce it ? 3)…

A: Introduction: The role of the fluid coating the alveolar walls during respiration is one of the…

Q: In which situations does forced expiration against a closed or narrowed airway occur?

A: Physiology, respiration is the activity of oxygen from the external environment to the cells within…

Q: You are called to the scene of a patient with a decreased level of consciousness, snoring…

A: C) Placement of LMA(laryngeal mask airway). This is used when the gag reflex is intact and also when…

Q: Why is nitrogen gas not exchanged between the alveoli and the blood in the lung capillaries?

A: In the lungs, the exchange of gases is a crucial process for sustaining life. When we breathe, air…

Q: Why is the epiglottis important for Swallowing?

A: Human body consists of various systems that function together in order to lead a normal healthy…

Q: Identify the structures of the upper respiratory system and provide theirfunction.

A: The respiratory system is the organ system of the body that is principally responsible for carrying…

Q: What happens to the intraalveolar pressure during inhalation and exhalation

A: The intra alveolar is a pressure of air happens within the alveoli that will change in different…

Q: Identify the loction and structure of the cartilaginous and noncartilaginous airways.

A: Introduction: The Respiratory system is a collection of different tissues, muscles and organs that…

Q: Explain Nonrespiratory Functions of the Lungs?

A: Lungs are also known as pulmones and are present in pairs one on either side of the heart in the…

Q: Why lungs tend to collapse?

A: The lungs, or respiratory organs, are a pair of cone-shaped organs located in the thoracic cavity…

Q: Trace the path of air from the nasal cavities to the lungs.

A: Breathing is described as the movement of air between the atmosphere and the lung. It involves two…

Q: Define laryngopharynx

A: The pharynx is the cone-shaped passage leading from the oral and nasal cavities. They carry food and…

Q: Lay all the animals out on your desk and separate them into two groups by presence of a backbone.…

A: The act of classifying living things entails grouping them into categories. Any group's members have…

Q: The surfaces of the nasal cavity are flushed by what materials or fluids?

A: The cells making up the human body require sufficient amounts of oxygen to survive and perform their…

Q: Why would inflammation in the lungs be life-threatening?

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

Q: Why is breathing through the nasal cavity more desirable than breathing through the mouth?

A: Respiration is a process in which the exchange of gases occurs. It is followed through the…

Q: In both lungs, the surface that is the largest is the (a) costal, (b) mediastinal, (c) inferior…

A: The respiratory system of humans is a network of organs and tissues that work together to help the…

Q: What is the significance of the two membranes which surround the lungs?  Between these membranes…

A: Lungs are a portion of the respiratory system, a community of organs and tissues that serve together…