Which of the following would increase the surface tension in the lungs? a. Increased intrapleural fluid production b. An increased compliance c. A decreased production of surfactant d. Increased elastic recoil 108.

Q: If the transpulmonary pressure equals zero,a. a pneumothorax has probably occurred.b. the lungs…

A: If 'transpulmonary pressure becomes (alveolar pressure = intrapleural pressure), such as when the…

Q: Which of these statements about the partial pressure of carbon dioxide is true?a. It is higher in…

A: The measure of carbon dioxide in the artery and veins is called partial pressure of carbon dioxide…

Q: The rhythmic control of breathing is produced by the activity of inspiratory and expiratory neurons…

A: Breathing refers to a rhythmic activity that occurs due to the neuronal network's function within…

Q: Stephania measured the volume of air breathed in and out of her lungs while she was training a.…

A: Stephania measured the volume of air breathed in and out of her lungs while she was training. The…

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: Estimate the average lung compliance in the given graph (Clue: calculate the slope

A: Lung compliance is the expanding capacity of the lungs. It can be measured by finding the slope of…

Q: Choose the correct answer When we inhale: A. Both Alveolar pressure and intrapleural pressure…

A: When we inhale, air enters our lungs, and oxygen from the air travels to our blood. Simultaneously,…

Q: if total lung capacity is 7 L and FEV1 remaining volume is 3L, what fraction of the total lung…

A: Given: Total lung capacity = 7 L FEV1 = (forced expiratory volume in one second) Volume remaining…

Q: to enhance lung expansion is a. Trendelnburg postion b. Fowler's postion c. flat position d. Reverse…

A: During hospitalization, preoperatively and postoperatively, various positions are considered during…

Q: An increase in blood PH will ? a. Increase hemoglobin saturation B. Decrease hemoglobin saturation…

A: The hydrogen ion (H+)  concentration of the body fluids is extremely low. In arterial blood the H+…

Q: The major nonelastic source of resistance (opposition ) to air flow in the respiratory passageways…

A: Respiration is the exchange of gas between the lungs and atmosphere through the process of…

Q: Debbie just got accepted to St. Elizabeth's nursing school. She got so excited, she began to…

A: Hyperventilation is an abnormal condition characterized by heavy breathing. During hyperventilation…

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: Compare and Contrast Breathing Respiration

A: Breathing and respiration are the major processes that are important for the normal functioning of…

Q: The total lung capacity is calculated using which of the following formulas? a. residual volume +…

A: Respiration is a biochemical process of oxidation of organic compounds in an orderly manner for the…

Q: Explain how the arterial PO2 and the oxygen content of whole blood are affected by (a)…

A: There are around 300 million alveoli in two lungs. Alveoli are also known as miniature lungs where…

Q: The amount of air moved in and out of the lungs with each normal resting breath is the (a) vital…

A: Lungs are the spongy air-filled organs of the thoracic cavity that function as the primary gaseous…

Q: The primary function of the pleural membranes is ____ A. to decrease friction and allow the lungs…

A: It is a thin  moist,  slippery membrane having an outer and an inner layer. Between the two layers…

Q: Fill in the blank:  When the diaphragm contracts, the size of the thoracic cavity…

A: Diaphragm is a dome-shaped muscular membrane which separates thoracic cavity from the abdominal…

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: Describe how Boyle's law results in inspiration and expiration. Your response must include the…

A: BOYLE'S LAW :- According to this law the volume and pressure are constant in the case of an ideal…

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 main pacemaker of the breathing rhythm is the _____ in the medulla oblongata.

A: Answer- Medulla oblongata is the lower part of the brain stem which helps in involuntary functions.

Q: Which of these statements about intrapulmonary pressure and intrapleural pressure is true?A.The…

A: Answer- Intra pulmonary pressure is the pressure of air inside the lungs.

Q: What would a HIGHER partial pressure indicate? a.) greater amount of gas b.) higher concentration…

A: Introduction Partial pressure is the thermodynamic entity that tells about the force exerted by the…

Q: A _________ can be used to measure lung volumes and capacities.

A: A human body consists of various systems for proper functioning of daily activities one such system…

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

A: Option c

Q: Which of the following is NOT a function of the pleurae and pleural fluid? A. decreasing friction…

A: Pleurae and pleural fluid are related to the lungs. The lungs extend up to T10( 10th thoracic…

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: a. Why is a minimum flow rate of 5 Lpm recommended for oxygen delivery by mask? b. Why will an air…

A: Pulmonary ventilation refers to the movement of air into and out of the lungs. Diffusion is the…

Q: When the diaphragm and external intercostal muscles contract, which of the following actions does…

A: When you inhale, air enters your lungs, and oxygen from the air travels to your blood.…

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: 1. This position facilitates respiration by allowing maximum chest expansion. A. Orthopneic position…

A: Thorax contains many important organs of body which includes lungs and hearts .lungs play important…

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: 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: Select the disease which makes lungs lose its elasticity due to the inflammation of alveoli. A. Lung…

A:

Q: Explain the four respiratory capacities that are calculated from the volume measurements.

A: Respiration is the process by which the body gets its oxygen supply. This is facilitated by a pair…

Q: Both the elastic property of the lung and the air :water interface contribute to the overall recoil…

A: Answer to the first question:- In normal lung , recoil pressure decrease by 60-70% in a fluid filled…

Q: 1. a. If transpulmonary pressure equals zero, what will happen to the lungs? b. This is known as…

A: Question - 1. a. If transpulmonary pressure equals zero, what will happen to the lungs? b. This is…

Q: write a brief explanation of how changes in gas pressure relates to your ability to breathe. Include…

A: According to Boyle's law The volume of a given amount of gas held at constant temperature is…