If blood passing by a lung has less O2 than inside the lung itself, then the O2 will due to

Q: Bacteria and dust particles are moved back up the bronchiole by the sweeping motion of the: Cilia…

A: Introduction :- Layers of smooth muscle make up the bronchioles, which enable bronchodilation and…

Q: The binding of the first O2 to hemoglobin initiates a concerted _____________ transition.

A: The binding of the first oxygen to hemoglobin resulted in conformational changes. The hemoglobin…

Q: The two openings of the pharynx, one leading to trachea and the other leading to oesophagus, lie…

A: The pharynx is the common structure involved in both the respiratory system and the digestive…

Q: The process of gas exchange that takes place in the structures below is referred to as

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

Q: Which of the following maintains the patency openness) of the trachea? a) C- shaped cartilage rings…

A: The respiratory system of our body consists of lungs and accessory parts. The trachea is the part of…

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: Some inhaled air does not participate in gas exchange because it fills the _____ of the respiratory…

A: Dead space is the amount of air that is inhaled but remains in either conducting airways or alveoli…

Q: The primary bronchi and pulmonary blood vessels penetrate the lung at a medial slit called the…

A: Lungs are the paired organs present in the thorax which are the main site of respiration in the…

Q: Why do fish suffocate when taken out of the water and placed in air, whereas mammals suffocate if…

A: Fish and other aquatic organisms use gills for gaseous exchange. But mammals and birds uses lungs as…

Q: The process of respiration can be divided in several steps. Which of the following is the first one?…

A: Respiration is a process by which gas exchange take place between air and organism's cells. The…

Q: The toxins in cigarette smoke damage the cells of the tissue capillaries and also cause arterioles…

A: The oxygen dissolved in the red blood cells reached the tissues of the body. Oxygen diffuses into…

Q: Explain why the first breath of a healthy neonate is more difficult than subsequent breaths and why…

A: Respiration is the oxygen movement from the outer environment to cells and the carbon dioxide…

Q: In pneumonia, fluid accumulates in the alveoli of the lungs. How would this accumulation affect…

A: Vital capacity (VC) is the greatest measure of air an individual can remove from the lungs after a…

Q: People usually think of the lungs and breathing when they think of the respiratory system. describe…

A: Respiratory system is one of the most important system present in our body. Its main function is…

Q: The largest cartilage of the larynx is the _____ cartilage.

A: Every human being has got a skeleton. A skeleton not only protects the human body but also enables…

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: The bronchi lead to the: bronchioles

A: The respiratory system is a collection of organs and tissues that assist us in breathing, exchanging…

Q: Is it correct to say that iron atoms in the blood carry oxygen? Shortly say why or why not.

A: Oxygen is essential for life. Red blood cells are the key elements that carry oxygen and removing…

Q: Massive destruction of alveoli could result in: O A) respiratory alkalosis O B) metabolic acidosis…

A: The alveoli that are the air sacs in the lungs can undergo inflation to cause shortness of breath in…

Q: Within each lung, the airway forms a branching complex called the _____.

A: The respiratory system is a system that mainly functions to deliver oxygen (O2) to the tissues in…

Q: A person breathing room air has an alveolar PO2 of 105 mmHg and an arterial PO2 of 80 mmHg. Could…

A: Hypoventilation refers to a state of decreased or inadequate ventilation. Hypoventilation is…

Q: _____________ is secreted by type II alveolar cells in the mammalianlungs and prevents the collapse…

A: Answer is option e.) Surfactant.

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

A: answer given below

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: Suppose a patient is receiving oxygen by mask. Are the arterioles leading into the O2-enriched…

A: Respiration is defined as a metabolic process, where the oxygen molecule is moved from the external…

Q: As the diaphragm contracts, the rib cage expands and the lungs fill with air. This is an inhalation…

A: The diaphragm is a major muscle involved in respiration and is present below the lungs. It is a dome…

Q: Name the gas that reduces oxygen carrying capacity of the blood.

A: Hemoglobin is a protein molecule found in red blood cells that help in carrying oxygen to different…

Q: During strenuous exercise, the oxygen-hemoglobin dissociation curve shifts to the right. This…

A: Hello, thank you for your question. The question you have posted seems to be incomplete as you have…

Q: Which three factors control how much and how fast oxygen diffuses from the alveoli to the blood in…

A: Respiration is the process by which oxygen is taken inside the body and carbon dioxide is released…

Q: Even people in “good shape” may have trouble breathing at highaltitudes. Explain how this can…

A: The number of gas molecules in the air decreases as altitude rises, making the air less dense than…

Q: Which of the following is true concerning the metabolism in the lung

A: The lung comprises tissues of two main types: epithelial and mesenchymal, with a number of specific…

Q: How can problems with ventilation could affect someone's ability to carry out cellular respiration.

A: Cellular respiration is the process by which energy in the form of ATP is produced from the digested…

Q: Animals that live on land such as amphibians, reptiles, birds and mammals have lungs as major…

A: Lung development varies from animal to animal, depending on their evolution. The lungs are the…

Q: A smoker develops damage to several alveoli that then can no longer function. How does this affect…

A: The alveoli as the most distal part of the respiratory tract function primarily in gas exchange.…

Q: Explain why oxygen diffuses from alveolar air into theblood.

A: The alveoli are where the lungs and the blood exchange oxygen and carbon dioxide during the course…

Q: Breathing in too much carbon monoxide will most likely result in the production of what

A: The process of cellular respiration is by which nutrients are broken down and are converted to…

Q: Callisto has managed to escape Xena, and therefore Xena decides to rest for the night in a small but…

A: In the deep cave at high altitude place near  More than 3,500m, leh you must have experienced what…

Q: The chloride shift refers to the exchange of chloride ions for carbon dioxide gas across respiratory…

A: Chloride shift is also known as Hamburger phenomenon. It is found during the gaseous transport in…

Q: Fill in the blank:  A mixture of lipoproteins, called ___________________, acts to reduce the…

A: The microscopic sac in the lungs, called alveoli is the site for gaseous exchange.

Q: The alveoli in the lungs where gas exchange occurs are composed of a simple squamous epithelium.…

A: Respiration is the metabolic process of taking in oxygen and giving out carbon dioxide. This process…

Q: Explain how hemoglobin is able to transport oxygen and carbon dioxide

A: The exchange of gases is performed by the respiratory system of the body. The oxygen and carbon…

Q: When you hold your breath, which of the following blood gaschanges first leads to the urge to…

A: Medulla oblongata controlling respiratory control center receives the information from blood pH.…

Q: Fill in the blank:  We inhale when the diaphragm _______________________.

A: Breathing is the movement of air from outside the body through the bronchial tree and into the…

Q: Uhe reason that gas exchange occurs between the capillaries and the alveoli is that, unlike other…

A: The alveoli are the main sites for gaseous exchange. This process of  gaseous exchange  occurs by…