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Hondros NUR 205 exam 3 Questions and Correct Answers
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Hondros NUR 205 exam 3 Questions and Correct AnswersHondros NUR 205 exam 3 Questions and Correct AnswersHondros NUR 205 exam 3 Questions and Correct AnswersHondros NUR 205 exam 3 Questions and Correct AnswersHondros NUR 205 exam 3 Questions and Correct AnswersHondros NUR 205 exam 3 Questi...

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  • August 15, 2024
  • 46
  • 2024/2025
  • Exam (elaborations)
  • Questions & answers

Subjects

  • ischemia
  • hypoxia
  • hypoxemia
  • perfusion
  • loss of el
  • hondros nur 205 exam 3 questions and correct answ
  • why are newborns at risk for gas exchange deficien
  • why are children at risk for gas exchange impairme

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Hondros 205 Exam 3 Questions and Correct
Answers
Ischemia

✓ ~~~ inadequate blood supply to organ or other parts of the body




Hypoxia

✓ ~~~ Low oxygen saturation of the body, not enough oxygen in the blood



hypoxemia

✓ ~~~ deficient amount of oxygen in the blood



Perfusion

✓ ~~~ The supply of oxygen to and removal of wastes from the cells and tissues of the
body as a result of the flow of blood through the capillaries.



Why are newborns at risk for gas exchange deficiencies

✓ ~~~ Reduced lung capacity and increased lung compliance



Why are children at risk for gas exchange impairment

✓ ~~~ Decreased alveolar surface and increased exposure to respiratory pathogens




Why are older adults at risk for gas exchange impairment

✓ ~~~ Chest wall increase in stiffness
Loss of elastic recoil

,Less tidal volume capacity




What is a barreled chest?

✓ ~~~ Barrel chest is a visible symptom of COPD, emphysema, osteoarthritis, and CF




What is an ABG test?

✓ ~~~ arterial blood gas test



endoscopy/bronchoscopy

✓ ~~~ Bronchoscopy is a procedure to look directly at the airways in the lungs using a
thin, lighted tube (bronchoscope)



Examples of primary prevention for gas exchange impairment

✓ ~~~ Infection Control
Smoking Cessation

Immunizations

Preventing postoperative complications(DVT, Pneumonia)




Examples of Secondary prevention for gas exchange impairment

✓ ~~~ TB skin test



Collaborative Interventions for impaired gas exchange

, ✓ ~~~ Pharmacotherpy - Albuterol, steroid inhalers
Oxygen Therapy - Limit to 2 Liters unless ordered

Chest Physiotherapy

Postural Drainage - Position changes

Invasive Procedures - Chest tubes, thoracentesis

Nutrition




What is asthma?

✓ ~~~ Constricting of the airway due to inflammation and muscular contraction of the
bronchioles. Also called Reactive Airway Disease




What is COPD?

✓ ~~~ Chronic Obstructive Pulmonary Disease. Irreversible decrease in the ability to
force air out of the lungs.




Symptoms of COPD

✓ ~~~ History of progressive shortness of breath, excessive cough, and sputum
production.
Patients with predominantly emphysematous COPD may have dry cough, weight

loss, tachycardia, hypertension




What is pneumonia?

✓ ~~~ infection of lungs where theres fluid or pus in the alveoli; poor gas exchange

, What is anemia?

✓ ~~~ a decrease in the oxygen-carrying ability(hemoglobin) of the blood or low RBC
count



What is a pulmonary embolism?

✓ ~~~ clot dislodged from peripheral venous system into pulmonary arterial system.
S/S: dyspnea, sudden chest pain, tachycardia, low BP, tachypnea, low O2
saturation, cyanosis. Treatment: oxygen, semi-fowlers position, fluids, monitor vital
signs often, ECG, ABG, Heparin, cardiopulmonary support.




What is the blood PH?

✓ ~~~ 7.35-7.45




What is acidic blood PH?

✓ ~~~ Below 7.35




What is alkalotic blood PH?

✓ ~~~ Above 7.45



What would increased diarrhea do to body PH?

✓ ~~~ Acidosis




What would increased vomitting do to body PH?

✓ ~~~ Alkalosis




Normal Range of PCO2 in blood

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