Anatomy & Physiology
1st Edition
ISBN: 9781938168130
Author: Kelly A. Young, James A. Wise, Peter DeSaix, Dean H. Kruse, Brandon Poe, Eddie Johnson, Jody E. Johnson, Oksana Korol, J. Gordon Betts, Mark Womble
Publisher: OpenStax College
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Textbook Question
Chapter 22, Problem 33RQ
If a baby is bom prematurely before type II cells produce sufficient pulmonary surfactant, which of the following might you expect?
- difficulty expressing fluid
- difficulty inflating the lungs
- difficulty with pulmonary capillary flow
- no difficulty as type I cells can provide enough surfactant for normal breathing
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If a baby is born prematurely before type II cells produce sufficient pulmonary surfactant, which of the following might you expect?a. difficulty expressing fluidb. difficulty inflating the lungsc. difficulty with pulmonary capillary flowd. no difficulty as type I cells can provide enough surfactant for normal breathing
Which of the following would best describe a person with an obstructive pulmonary disease?
Group of answer choices must choose one answer
a person who's FEV1/FVC ratio is higher than normal
a person who's respiratory rate (RR) is greater than their metabolic demand
a person who's forced vital capacity (FVC) is lower than normal
a person who's forced expiratory volume in 1 second (FEV1) is less than 80% of their forced vital capacity (FVC)
In cases of severe asthma, a patient's bronchioles can become chronically inflamed and obstructed, increasing the necessary effort to inflate the lungs with air. Which of the following might be a symptom of severe asthma?
High oxygen levels in the blood
Low carbon dioxide levels in the blood
Hypertrophy of the chest accessory muscles
Decrease in the partial pressure of carbon dioxide in the blood
Reduction in the size of the diaphragm
Chapter 22 Solutions
Anatomy & Physiology
Ch. 22 - Visit this site...Ch. 22 - Watch this video...Ch. 22 - Watch this video...Ch. 22 - Which of the following anatomical structures is...Ch. 22 - What is the function of the conchae in the nasal...Ch. 22 - The fauces connects which of the following...Ch. 22 - Which of the following are structural features of...Ch. 22 - Which of the following structures is not part of...Ch. 22 - What is the role of alveolar macrophages? to...Ch. 22 - Which of the following structures separates the...
Ch. 22 - A section of the lung that receives its own...Ch. 22 - The ________ circulation picks up oxygen for...Ch. 22 - The pleura that surrounds the lungs consists of...Ch. 22 - Which of the following processes does atmospheric...Ch. 22 - A decrease in volume leads to a(n) ________...Ch. 22 - The pressure difference between the intra-alveolar...Ch. 22 - Gas flow decreases as ________ increases....Ch. 22 - Contraction of the external intercostal muscles...Ch. 22 - Which of the following prevents the alveoli from...Ch. 22 - Gas moves from an area of ________ partial...Ch. 22 - When ventilation is not sufficient, which of the...Ch. 22 - Gas exchange that occurs at the level of the...Ch. 22 - The partial pressure of carbon dioxide is 45 mm Hg...Ch. 22 - Oxyhemoglobin forms by a chemical reaction between...Ch. 22 - Which of the following factors play a role in the...Ch. 22 - Which of the following occurs during the chloride...Ch. 22 - A low partial pressure of oxygen promotes...Ch. 22 - Increased ventilation that results in an increase...Ch. 22 - Exercise can trigger symptoms of AMS due to which...Ch. 22 - Which of the following stimulates the production...Ch. 22 - The olfactory pits form from which of the...Ch. 22 - A full complement of mature alveoli are present by...Ch. 22 - If a baby is bom prematurely before type II cells...Ch. 22 - When do fetal breathing movements begin? around...Ch. 22 - What happens to the fluid that remains in the...Ch. 22 - Describe the three regions of the pharynx and...Ch. 22 - If a person sustains an injury to the epiglottis,...Ch. 22 - Compare and contrast the conducting and...Ch. 22 - Compare and contrast the right and left lungs.Ch. 22 - Why are the pleurae not damaged during normal...Ch. 22 - Describe what is meant by the term lung...Ch. 22 - Outline the steps involved in quiet breathing.Ch. 22 - What is respiratory rate and how is it controlled?Ch. 22 - Compare and contrast Daltons law and Henrys law.Ch. 22 - A smoker develops damage to several alveoli that...Ch. 22 - Compare and contrast adult hemoglobin and fetal...Ch. 22 - Describe the relationship between the partial...Ch. 22 - Describe three ways in which carbon dioxide can be...Ch. 22 - Describe the neural factors involved in increasing...Ch. 22 - What is the major mechanism that results in...Ch. 22 - Dining what timeframe does a fetus have enough...Ch. 22 - Describe fetal breathing movements and their...
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- Which of the following symptoms demonstrate increased work of breathing? Grunting Nasal flaring Use of accessory thoracic muscles All of the above The type of shock associated with inadequate tissue perfusion resulting from myocardial dysfunction is: Obstructive shock Distributive shock Hypovolemic shock Cardiogenic shock The acute treatment of shock consists of all of the following EXCEPT: Starting therapeutic hypothermia Optimizing oxygen content of the blood Improving volume and distribution of cardiac output Correcting metabolic imbalancesarrow_forwardCapillary in lung) Alveoli in lung Capillary in tissue Poz PC0₂ Poz = 40 mm Hg Pco₂ = 46 mm Hg 100 mm Hg = 40 mm Hg 0₂ = CO₂ Cells in body Refer to the accompanying figure. Which statement is accurate? CO₂ will diffuse from the alveoli into the capillaries. CO₂ will diffuse from the capillaries into the tissues. O₂ will diffuse from the capillaries in the tissues to the capillaries in the lung. O₂ will diffuse from the alveoli into the capillaries. O₂ will diffuse from the tissues into the capillaries.arrow_forwardIn a histological cross section stained with H&E, a bronchus can be distinguished from a pulmonary artery by 1) The presence of a pseudo-stratified epithelial layer 2) The absence of surrounding cartilage 3) The presence of a single layer of simple squamous epithelial cells 4) The presence of a thick layer of circumferentially arranged smooth musclearrow_forward
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- explain and name two health scenarios that can slow or discourage our lungs fully oxygenating the blood.arrow_forwardSmall spaces such as bronchioles and alveoli have a tendency to collapse due to surface tension, making it difficult to breathe. Which of the following statements is not true? This tendency is greater in premature newborn babies All of the other choices are true Surfactant is produced by Type 1 (squamous) alveolar cells This tendency to collapse is reduced by surfactant Which of these factors in active tissue does not lead to greater release of O₂ from hemoglobin? elevated temperature O increased acidity O All of the other choices lead to increased release of oxygen elevated carbon dioxidearrow_forwardDraw three separate oxygen-hemoglobin dissociation curves and then use arrows to show the change in oxygen saturation of most hemoglobins when: 1. deoxygenated blood enters the capillaries in the lungs. 2. oxygenated blood enters the capillaries in muscle tissue at rest. 3. oxygenated blood enters the capillaries in muscle tissue during vigorous exercise.arrow_forward
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