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NUR 242 Exam 3 (based on Professor Walth's powerpoints and cross-referenced with her study guide Questions + Answers) Verified 100% Correct!! $12.99   Add to cart

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NUR 242 Exam 3 (based on Professor Walth's powerpoints and cross-referenced with her study guide Questions + Answers) Verified 100% Correct!!

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NUR 242 Exam 3 (based on Professor Walth's powerpoints and cross-referenced with her study guide Questions + Answers) Verified 100% Correct!!

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  • October 10, 2024
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273 Multiple choice questions

Term 1 of 273
What is airway resistance?

the amount of air inhaled and exhaled during breathing

the ability of the lungs to exchange oxygen and carbon dioxide

opposition to flow caused by the forces of friction; primarily determined by airway radius

the pressure exerted by the air in the lungs during exhalation

Term 2 of 273
How does a pulmonary embolism develop?

a bacterial infection in the lungs causes inflammation and difficulty breathing

a genetic mutation leads to abnormal lung development and respiratory distress

an allergic reaction triggers airway constriction and chest pain

a blood-borne substance lodges in a branch of the pulmonary artery and obstructs the
flow

,Term 3 of 273
What is the role of inflammatory mediators?

large amounts of sodium and chloride;
moderate amounts of bicarbonate;
small quantities of potassium, magnesium, calcium, and phosphorus


increased pulmonary vascular resistance (vasoconstriction, obstruction, destruction);
increased left atrial pressure;
increased pulmonary blood flow;
increased blood viscosity

not IgE mediated;
adult onset;
no history of atopy;
follows repeated respiratory infections;
psychological stress;
environmental factors;
exercise


released from mast cells after contact with IgE;
increase airway responsiveness by producing bronchospasm, increasing mucus secretion,
and producing injury to the mucosal lining of the airways

,Term 4 of 273
How is the common cold spread?

nausea, vomiting, constipation;
polyuria, polydipsia;
muscle weakness and atrophy;
osteoporosis;
hypertension, dysrhythmias, cardiac arrest


fingers;
coughing and sneezing;
the nasal mucosa and conjunctival surface of the eyes are the most common portals of
entry for the virus

increased capillary hydrostatic pressure (heart failure);
decreased capillary osmotic pressure (proteins in the interstitial space or not enough
proteins in the capillaries);
increased capillary permeability (inflammation);
obstruction of lymphatic flow

syndrome of skeletal changes;
result of alterations in calcium and phosphate metabolism

, Term 5 of 273
What occurs in the late phase of asthma?

chest x-ray;
pulmonary function tests;
sputum culture- if chronic bronchitis;
ABG's/pulmonary oximetry;
ECG, echocardiogram;
H&H- hemoglobin and hematocrit

a severe form of pneumonia caused by a coronavirus;
transmitted person-to-person contact, droplets, and touching objects

nausea, vomiting, constipation;
polyuria, polydipsia;
muscle weakness and atrophy;
osteoporosis;
hypertension, dysrhythmias, cardiac arrest

starts in 4-8 hrs, may last days or weeks;
mediators from various immune cells (release more chemical mediators);
epithelial injury and edema

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