Respiratory part 2 Flashcards

1
Q

Patients who are higher risk of upper airway obstruction?

A

altered mental status and level of consciousness, are dehydrated, are unable to communicate, are unable to cough effectively, or are at risk for aspiration.

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2
Q

What are sx of a partial obstruction of the airway?

A

diaphoresis, tachycardia, anxiety, decreased O2, elevated blood pressure, rising end tidal CO2 levels. Stridor or crowing. Drooling or an inability to swallow oral secretion.

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3
Q

What are sx of complete obstruction?

A

hypoxia and hypercarbia, restlessness, increasing anxiety, sternal retractions, a “seesawing” chest motion, abdominal movements, or a feeling of impending doom from air hunger.

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4
Q

Emergency procedures performed when obstruction cannot be removed quickly?

A

cricothyroidotomy or tracheotomy

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5
Q

Sx often seen as a result of chronic sleep apnea?

A

chronic excessive daytime sleepiness, an inability to concentrate, morning headache, and irritability

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6
Q

What are long-term effects of OSA?

A

risk for hypertension, stroke, cognitive deficits, weight gain, diabetes, and pulmonary and cardiovascular disease

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7
Q

Causes of OSA?

A

Obstruction by soft palate or tongue, obesity, large uvula, short neck, smoking, large tonsils or adenoids, and oropharyngeal edema

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8
Q

Physical findings of OSA?

A

retracted lower jaw, smaller chin, and shorter neck, swollen or enlarged oropharyngeal structure

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9
Q

What are some diagnostic tests for OSA?

A

sleep apnea questionnaires, “at home” sleep study, polysomnography, monitoring devices

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10
Q

What is the primary problem with OSA?

A

Poor gas exchange and hypoxia d/t abnormal sleep pattern

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11
Q

If you suspect a partial obstruction of the airway what should be your first priority?

A

Call Rapid Response team to prevent a complete obstruction

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12
Q

Why is posterior nasal bleeding an emergency?

A

Because the bleed cannot be reached with anterior packing and the patient may lose a lot of blood

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13
Q

What education should we teach the patients after tube or packing removal s/p epistaxis?

A
  • Apply petroleum jelly sparingly to the nares for comfort.
  • Use saline nasal sprays after healing to add moisture and prevent rebleeding.
  • Avoid vigorous nose blowing, the use of aspirin or other NSAIDs, and strenuous activities such as heavy lifting for at least 1 month.
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14
Q

How is COVID-19 spread?

A

Via droplet transmission

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15
Q

When is the contagious period of the flu?

A

24 hours before sx and up to 5 days after they begin

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16
Q

Which antivirals may be prescribed for the tx of flu?

A

Amantadine, rimantadine, and ribavirin

17
Q

Antivirals must begin within what time frame in order to be effective?

A

24-48 hours

18
Q

DKA, seizures, respiratory problems, starvation, and kidney failure all cause which acid base imbalance?

A

Acidosis

19
Q

How do pancreatitis, dehydration, kidney and liver failure affect acid base imbalance?

A

underproduce bases → acidosis

20
Q

Can you have respiratory and metabolic acidosis at the same time?

A

Yes; patient with DKA and COPD

21
Q

If your patient is at risk for acidosis which system do you assess first and why?

A

Cardiovascular because of the hyperkalemia that can lead to cardiac arrest

22
Q

What MSK changes may be seen in acidosis d/t hyperkalemia?

A

Msl weakness and reduced DTR’s

23
Q

Changes in what system may be the first sign of acidosis?

A

cognitive like confusion

24
Q

Is cyanosis in the nail beds and mucous membranes and early or late finding of acidosis?

A

Late

25
Q

TPN, blood transfusions, and thiazide diuretics can cause acidosis or alkalosis?

A

Metabolic alkalosis

26
Q

Two common electrolyte imbalances associated with alkalosis?

A

low K and Ca

27
Q

What is the first treatment for a patient with metabolic acidosis?

A

fluids first then reassess before giving bicarb

28
Q

What imbalance does a high anion gap indicate?

A

Metabolic acidosis

29
Q

What does a low anion gap indicate?

A

lab error or Lithium meds

30
Q

Under what conditions do we give bicarb first?

A

if pH less than 6.9/base deficit