Gas exchange that occurs at the level of the tissues iscalled ________.a. external respirationb. interpulmonary respirationc. internal respirationd. pulmonary ventilation

Q: Immediately after the creation of an opening through the thorax intothe pleural cavitya. air flows…

A: Discussing about creation of an opening through the thorax into the pleural cavity.

Q: If barometric pressure = 760 mmHg, intraplumonary/alveolar pressure = 760 and Intraplueral pressure…

A: The process of breathing is also known as pulmonary ventilation. It is the process by which air…

Q: Choose the best answer for following question Which of the following is not true of obstructive…

A: Respiration is the process by which oxygen is taken up from the atmosphere and carbon dioxide is…

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: a. The depth of breathing increases and the breathing rate increases b. The breathing rate increases…

A: When we exercise and our muscles work more, the body utilizes more O2 and produces more CO2. The…

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 source of pulmonary surfactant is:- a. the visceral pleura. b. bronchial glands. c. alveolar…

A: Pulmonary surfactant is the blend of lipids and proteins, that are secreted via epithelial type II…

Q: The exchange of gases that occurs between the alveolar sac and the pulmonary capillary

A:

Q: نقطة واحه Which of these is incorrect .concerning inspiration Pressure in lungs decreases, and air…

A: In order to provide O2 to tissues and remove CO2 from the body, the processes of inhalation…

Q: The partial pressure of carbon dioxide is 45 mm Hg inthe blood and 40 mm Hg in the alveoli. What…

A: Partial pressure is the pressure of a single type of gas in a mixture of gases. The total pressure…

Q: n exhalation, which pressure should be HIGHER? a.) pressure in the lungs b.) atmospheric pressure…

A: Exhalation is the process, during which air from the lungs is released out

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: Gas exchange occurs between ____________________________. a. alveoli and capillaries b. both c.…

A: Among the organ systems in the body, the respiratory system is the most important organ system. It…

Q: Expansion of the chest cavity during normal relaxed breathing is accomplished by the diaphragm…

A: Option A : external/internal abdominal oblique is incorrect:  Explanation They are active during…

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: Fibrosis is a restrictive disease characterised by abnormal formation of fibre-like scar tissue in…

A: Fibrosis is a pathological condition also known as fibrotic scarring. In this condition, the…

Q: Inspiration occurs when:

A: Respiration is the process of exchange of gases. Inspiration is the movement of air from the…

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: The largest air passages that engage in gas exchange with the blood are:- a. the respiratory…

A: During respiration, oxygen is taken in and carbon dioxide is released out of the body.  There are…

Q: Which of these is incorrect concerning inspiration?a. The rib cage moves up and out.b. The diaphragm…

A: Option c

Q: The Law of LaPlace predicts that alveoli at constant wall tension are unstable because a. Small…

A: Surface tension – it is defined as the cumulative effect of the forces that are generated by the…

Q: Surfactant: a) causes a decrease in surface tension b) keeps alveoli dry c) causes an increase in…

A: Given: Surafctant is also called surface active antigen.Thise substances,which when added to the…

Q: What happens to the pressure in the lungs when structure F contracts? C D B E F

A: The answer is given below.

Q: The trachea A. Conducts air from the larynx into the bronchi B. Is lined with pseudostratified…

A: Trachea is also known as windpipe. Trachea starts from the larynx and run down the sternum. Trachea…

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: Select one: O a. right primary bronchus O b. alveoli O c. left primary bronchus O d. bronchiole O e.…

A: Various internal organs inside our body has varied functions. They have a crucial role in the…

Q: During expiration, the intra-alveolar pressure isa. lower than the pleural pressure.b. greater than…

A: Intra-alveolar pressure: Intra-alveolar pressure is the pressure that is occupied inside the alveoli…

Q: Figure shows nervous control during breathing. a)What happened to S during inspiration? b)Identify…

A: S represents the rib muscles do, during inspiration contraction of external intercostal muscles will…

Q: The purpose of pulmonary ventilation is to: Select one: a. Create pressure gradients between…

A: Pulmonary ventilation is a term that commonly refers to breathing. It involves the entry of air into…

Q: Which of the following occurs for expiration to occur? a. the thoracic volume decreases b. the…

A: Respiration is the process which involves the movement of oxygen from external environment towards…

Q: External respiration/gas exchange is O the movement of air through bronchioles. O the movement of…

A: Lungs are the primary organs that are responsible for the respiration of the body.  Other than that…

Q: How would paralysis of the diaphragm alter inspiration? a. It would prevent contraction of the…

A: A big muscle found beneath the heart and lungs. This is helpful to breathe. During inhaling the…

Q: When ventilation is not sufficient, which of thefollowing occurs?a. The capillary constricts.b. The…

A: Ventilation, also known as breathing is a process through which air moves inside and outside the…

Q: Which of the following is TRUE of airway resistance in the respiratory sys Oa) Resistance increases…

A: Airway resistance is determined by three things- the diameter of the airways, the velocity of air…

Q: In an infant born prematurely, surfactant production may have not been adequate to maintain alveoli…

A: Lungs are the respiratory organs which receive oxygen from the environment and supply the oxygen to…

Q: Explain working of lungs. Also draw its diagram and label it.

A: The human respiratory system comprises of: Nostrils: holes of the nose that open into nasal…

Q: A. lumen of air sacs 2. B. pulmonary venule C. pulmonary arteriole 4. D. alveoli 5. E. terminal…

A: Given diagram is of alveoli.Alveoli are the site of gaseous exchange. They are present at the end of…

Q: If air enters the intraple „((the space between a lobe of the lung can co

A: The intrapleural pressure is the pressure inside the pleural cavity (Pip). This pressure fluctuates…

Q: Select one: O a. right primary bronchus O b. alveoli O c. left primary bronchus O d. bronchiole O e.…

A: Diagram 1... In lungs,  the trachea terminally expands or elongates into two branches and these grow…