The flow of air into and out of the lungs depends on changing the size of the When it increases in size, you alveoli/ exhale thoracic cavity/ exhale bronchi/ exhale alveoli/ inhale thoracic cavity/inhale bronchi/inhale

Q: describe the journey of a corbon-dioxide molecule from a alveolus to the outside world. Describe the…

A: The journey of a carbon dioxide molecule from an alveolus to the outside world is a fascinating…

Q: The anterior air sacs would always have a higher po2 than the posterior air sacs. Anterior. air sacs…

A: The respiratory system of birds transports oxygen from the atmosphere to the tissues while also…

Q: Place these respiratory organs in the correct order that air would flow down the respiratory tract.

A: Animal physiology is the systematic study of the supporting features, roles, and processes of…

Q: I. Direction: Write A if the first statement is correct and the second statement in incorrect. Write…

A: Since you have asked multiple questions, we will solve the first question for you. If you want any…

Q: Pathway of inspired air   ____1. Alveolar ducts ____2. Bronchioles ____3. Secondary bronchi…

A: Primary bronchi Secondary bronchi Bronchioles Alveolar ducts Alveoli

Q: Asthma attacks are caused by smooth muscle spasms in the bronchial tree. These spasms can close the…

A: Asthma is defined as a medical condition in which the airway to the lungs become inflamed. During…

Q: To prevent aspiration of food, the extrinsic muscles lift the larynx effectively closing the )…

A: Pharynx is divided for  into three parts; the nasopharynx, oropharynx and laryngopharynx (i) The…

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: During normal expiration the alveolar pressure (Select all that apply.) O increases until the…

A: Oxygen is necessary for cellular respiration and dietary energy metabolism (oxidative…

Q: The amount of air exchanged at rest is called O Total lung capacity O Vital capacity O Inspiratory…

A: The lungs are responsible for maintaining the process called respiration in the human body. This…

Q: Draw a diagram of a dissected respiratory tract and label fully the organs and structures that…

A: The respiratory tract comprises organs that participate in breathing. These organs include the nose,…

Q: Please match the following items: Form that carbon dioxide is carried in blood [ Choose ] (Choose]…

A: Hi! Thank you for the questions. As you have posted a question with multiple subparts, I will be…

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: Which of the following statements about the respiratory system is FALSE?   Question 5 options:…

A: NOTE: The options are numbered as 1, 2, 3 and 4. Respiratory system is one of the major biological…

Q: Imagine you are taking a deep exhale, follow the pathway of the air starting in your alveoli through…

A: Lungs are the respiratory surface and play a crucial role in respiration.

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

A: The lungs are two spongy organs that are packed with air on either side of the chest (thorax). The…

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: Match the sequence of statements with the correct structures as you trace air through the…

A: The respiratory system comprises organs and tissues that make us breathe and involves our airways,…

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: WHich one of the following represents a right secondary bronchi

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

Q: Choose from the following to fill: Medulla oblongata, CO2 and H +, diaphragm, intercostal muscles,…

A: The act of breathing, also known as ventilation, involves moving air into and out of the lungs in…

Q: Since the human thymus shrinks as one ages, one can surmise that the thymus: O plays its role early…

A: Thymus- This is the gland that is responsible for maturing the T cells and thus plays an important…

Q: Organs that filter lymph and may activate the immune system are: O lymphatic trunks capillary beds O…

A: Introduction:- The lymphatic system is a network of tissues, arteries, and organs that work together…

Q: A baby is born prematurely. She is having difficulty breathing, called respiratory distress…

A: NOTE : AS PER OUR GUIDELINES, WE ARE ONLY ALLOWED TO ANSWER ONE QUESTION. PLEASE RESUBMIT THE OTHER…

Q: The major function of the alveoli is to Select one: O a. moisten the air O b. filter dust and…

A: Alveoli are tiny air sacs present in the lungs which appears as a bunch of grapes. These are also…

Q: [Choose] [Choose lead to the alveolar ducts, which terminate in the alveoli thin, sensitive…

A: Lungs are paired structures that are divided into lobes. Within the lungs, the bronchi branch into…

Q: Please help

A: Step 1Upper six boxes in order from top to bottom.1. Larynx2. Branch of Pulmonary artery [blue blood…

Q: Why does the alveolar air contain more carbon dioxide and less oxygen than does atmospheric air?

A: Alveoli are the endpoint of lungs and exchange of oxygen from air to blood and carbon dioxide from…

Q: نقطة واحدة If air enters the intrapleural space (the space between the pleura a lobe of the lung can…

A: NOTE: The options are numbered as 1, 2, 3, and 4.  Lungs are the organs that are located in the…

Q: Produce sound Contain 2 pair of small cartilage- For passage of air t connected the pharvnx to trac

A: The larynx is also called as voice box or glottis. It acts as a passage for air as it connects the…

Q: A defect in type 2 alveolar cells would mostly affect Expiration Gas exchange Inspiration

A: During the act of inspiration and expiration, the alveoli can be referred to as the region which…

Q: What can impair gas exchange in the lungs?    Select 2 correct answer(s)     Reduced alveolar…

A: Organs involved in breathing, such as the lungs, airways, and blood vessels, make up the respiratory…

Q: Squamous alveolar cell Respiratory membrane Great alveolar cell Capillary endothelial cell Fluid…

A: The inner wall of lungs is lined by numerous alvioli. It lacks any cartilage or smooth muscles. The…

Q: When the lungs are in the rest phase of the breathing cycle, (Select all that apply.) O the alveolar…

A: Introduction: The respiratory system of an individual comprises a group of organs involved in…

Q: The left lung has three lobes. two one four O none of the above

A: Each lung is separated into lobes branching off the main bronchus.The right lung has 3 lobes while…

Q: what is bronchitis?

A: Bronchitis occurs when the airways of the lungs swell and produce mucus. Bronchitis refers to the…

Q: Does carbon dioxide move from the blood to the alveoli or from the alveoli to the blood and Why does…

A: Alveoli are the functional units of the lungs and refers to tiny air sacs present in the lungs,…

Q: You are a little molecule of oxygen, floating in the air. Suddenly you feel a whoosh, and you are in…

A: The process of respiration in human beings is carried out by the respiratory system which consists…

Q: tate the function of each organ in the respiratory system.

A: Respiration defines the movement of “oxygen” from the surroundings to the cells within tissues. The…

Q: In which of the following does gas exchange happen? O Nasal passageway Alveoli Nasopharynx O Bronchi…

A: Respiration is the act of breathing in which the air is inhaled inside and exhaled outside of the…