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NURS 234- Exam 4 Questions answers latest update
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NURS 234- Exam 4 Questions answers latest update
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NURS 234- Exam 4what test must be completed before drawing an ABG - Allen's Test
A chronic airway obstruction that limits air flow into and out of the alveoli, this
restricts O2 from entering and traps CO2 from escaping - COPD
what are the two types of COPD - chronic bronchitis and emphysema
causes of COPD - smoking
occupational exposure
genetic abnormalities
what is the most common cause of COPD - smoking of any kind
depresses the activity of scavenger cells and affects the respiratory tract's ciliary
cleansing mechanism - smoking
what is the desired outcome for COPD - clear, even, non-labored breathing while
maintaining optimal oxygenation
,an abnormal distention of airspaces beyond the terminal bronchioles and
destruction of the walls of the alveoli - pulmonary emphysema
the impaired carbon dioxide and oxygen exchange that occurs with pulmonary
emphysema results from what - the destruction of the walls of the alveoli
a disease of airways and is defined as a - chronic bronchitis
what can cause chronic bronchitis - pollutants
allergens
smoking
what can produce acute episodes of bronchitis - a wide range of viral, bacterial,
and mycoplasma infections
chronic bronchitis s/s - overweight
cyanotic
elevated hemoglobin
peripheral edema
rhonchi and wheezing
what lab value could be elevated with chronic bronchitis - hemoglobin
,emphysema s/s - older
thin
severe dyspnea
quiet chest
what will a chest x-ray of someone with emphysema look like - hyperinflation with
flattened diaphrams
what might the nails of someone with COPD look like - clubbing
why do we check for JVD in patients with COPD - they can develop right sides
heart failure
why do we want to use caution when putting COPD patients on oxygen - it can
increase CO2 retention and causes vasodilation
what are the two major life-threatening complications of COPD - respiratory
failure
respiratory insufficiency
not able to draw in or exhale the volumes needed, respiratory drive is completely
wiped out - respiratory failure
, can be acute or chronic and may need ventilator support until other acute
complications can be treated - respiratory insufficiency
a condition that causes the right side of the heart to fail - cor pulmonale
long-term high BP in the arteries of the lung and right ventricle of the heart can
lead to what - cor pulmonale
high blood pressure in the arteries of the lungs - pulmonary hypertension
what is the most common cause of cor pulmonale - pulmonary HTN
interventions to decrease thick sputum - maintain adequate hydration
provide humidified O2
suction only if needed
vibrating ositive expiratory pressure device
what can excessive suctioning cause - airway trauma
what should we do for someone in tripod position - ABG
supplemental O2
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