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62 Cards in this Set
- Front
- Back
What stimulates the release of surfactant
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Alveolar stretch from deep breathing
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What is the purpose of surfactant
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to decrease surface tension of alveoli (keep open)
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The pharynx and larynx are part of the ______ respiratory system
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upper
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The alveoli provide
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gas exchange
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Atelectasis is
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collapsed airless alveoli
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The pulmonary blood supply does what
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provides blood to the lungs for gas exchange
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What sends the deoxgenated blood to the lung, and what sends it back to the heart
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pulmonary artery, pulmonary vein
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The bronchial blood supply does what
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Feeds the lung tissue
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How much fluid is found in the intrapleural space
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20-25ml
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Discomfort on inspiration, sharp pain with expiration characteristic of __________ pain
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pleuritic
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This represents the amt of oxygen dissolved in plasma
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PaO2
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Respirations are controlled by the __________ in the brainstem
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medulla
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This is a wet sound, from moisture in the alveoli
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crackles
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This is the amount of oxygen bound to hemoglobin in comparison to amt of o2 the hemoglobin can cary
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SaO2
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This normal lung sound is a loud high pitched sound that resembles blowing thru a pipe. Name it.
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Bronchial or Tracheal - best heard alongside trachea
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After a bronchoscopy an important nursing task includes checking
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gag reflex
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Room air is what %o2, each 1 liter of O2 = this % of change
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20, 4%
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A nasal cannula needs humidification at how many liters
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2
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The max that can be run on a simple mask is
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10 liters
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The most precise o2 delivery system is the
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venturi mask
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Substernal distress, paresthesia in extremities, dry cough, anorexia, n/v, fatigue, dyspnea, lethargy and restlessness are _______ signs of ____________
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early signs of oxygen toxicity
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You would expect to see a patient with a c-spine injury intubated how
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nasally
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The downside of a tracheostomy is that it bypasses the
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upper resp tract so cant filter, humidify and warm the air
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you may see SQ emphysema if there is a fistula between
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trachea and esophagus
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Increased fremitus means that there may be
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fluid in the lungs
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Who are air trappers
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asthma and emphysema pts
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If you are retaining CO2 what happens to your pH
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it decreases. Co2 is an acid
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On Continuous Mandatory Ventilation or AC the ________ are preset. Can the pt take extra breaths
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tidal volume and rate, they can take extra breaths but if they do not pull enough they will get the full amount of air
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What is peep? what is the purpose
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+pressure at end of expiration. It keeps the airways open so gas exchange continues
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What is the range of Peep
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5-25
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What is Tidal Volume and what is the normal range
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Amount of volume per breath. 10-15ml/kg
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What is Fio2
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Fraction of inspired o2, % of o2 administered, try to keep < 50
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After extubation what do you do immediatly? When do you do an ABG
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mouthcare and listen to lung sounds. 20min
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What can cause a high pressure alarm
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cough, kinked tubing, water in tubing, decrease in lung compliance or need for suction
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What can cause a Low pressure alarm
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Leak in system, Or cuff leak
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What can cause an esophageal tear?
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Fistula from cuff
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What are the s/s of fractured ribs or sternum? What is one thing you must treat?
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Pain in chest wall with movement or palpation, possible crepitus, hypoventillation. TREAT pain encourage deep breathing
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What is the key assessment you will see in a patient with a flail chest?
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paradoxical movement (at inspiration ribs suck in)
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What is a blunt trauma
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internal injury but no skin break
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A patient with a pneumothorax has impaired gas exchange resulting in ___________ & _____________
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hypoxia and hypercapnia
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The most common type of pneumothorax is
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spontaneous
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What is a sucking chest wound?
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open pneumothorax where the patient takes a breath in and air enters thru the hole.
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What do you do for a sucking chest wound
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Cover with a vented dressing
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What will you see with a tension pneumothorax
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mediastinum shift toward the unaffected side-
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Tension Pneumo can be caused from
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open or closed pneumothorax
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Which type of pneumothorax is most severe?
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Tension
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If your patient has a tension pneumo and a chest tube what do you need to check for
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kinks in the tubing
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When percussing a pt with a hemothorax what will you hear
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dull sounds
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With partial obstruction of the trachea or larynx what will your assessment finding be?
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Stridor
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You will see increased tactile fremitus when there is
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lung consolidation with fluid or exudate
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Hyperrosonanace is a sign of
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air trapping
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With partial obstruction of the trachea or larynx what will your assessment finding be?
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Stridor
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A patient with atelectasis will have
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absent breath sounds
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You will see increased tactile fremitus when there is
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lung consolidation with fluid or exudate
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Hyperrosonanace is a sign of
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air trapping
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A patient with atelectasis will have
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absent breath sounds
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With partial obstruction of the trachea or larynx what will your assessment finding be?
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Stridor
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You will see increased tactile fremitus when there is
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lung consolidation with fluid or exudate
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Hyperrosonanace is a sign of
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air trapping
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A patient with atelectasis will have
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absent breath sounds
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This chest surgery involves stripping of a fibrous membrane
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decortication
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This chest surgery is done to remove a whole lung
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pneumonectomy
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