Final - Resp - not meds in here Flashcards
(73 cards)
What type of cells in the epithelial lining produce mucus?
Goblet cells
These cells play a crucial role in trapping particles and pathogens.
What is perfusion?
The movement of blood through the pulmonary circulation
Perfusion is necessary for delivering oxygen to the tissues.
What is a cough?
Involuntary response to mechanical or chemical stimulation of the bronchial tree
A cough serves to eliminate stimulants from the respiratory tract.
What are the two types of cough?
Productive and non-productive
A productive cough brings up mucus, while a non-productive cough does not.
What is hemoptysis?
Coughing up blood
Hemoptysis can be associated with conditions such as tuberculosis, lung cancer, or infection.
What is atelectasis?
Commonly occurs?
Collapse of alveoli, resulting in decreased gas exchange
Commonly occurs post-op and can also occur due to compression by a mass.
What are the common causes of atelectasis?
- Post-operative complications
- Compression by a mass
What is hypoxia?
Oxygen level in blood inadequate to meet needs of the tissue
What is hypoxemia?
Insufficient amount of oxygen in blood
Rhinosinusitis: Antitussives
Robutussin- DM
Used to suppress non-purposeful cough
-Depresses the cough receptors in brain, throat, trachea, or lungs
Drugs in Class:
Benzonate (Tessalon Perles)
Codeine
Hydrocodone bitartrate
Dextromethorphan (Delsym) -Adverse effects: nausea, drowsiness, rash, and difficulty breathing *No alcohol/psych drugs
Adverse effects: Drying of mucus membranes, headache, drowsiness, dizziness
All Drugs are Pregnancy Category C(D during labor)
How do antitussives work?
Used to suppress non-purposeful cough
-Depresses the cough receptors in brain, throat, trachea, or lungs
Side effects of antitussives?
Adverse effects:
Drying of mucus membranes, headache, drowsiness, dizziness
Dextromethorphan – nausea, drowsiness, rash, and difficulty breathing
Nursing considerations for antitussives?
contraindications/dont use for longer than…?
Contraindications:
History of allergy to drugs, those with a head injury, or could be impaired by CNS depression
Caution in those with asthma and COPD (difficulty breathing)
Caution in children with atopic syndrome (rash)
Dextromethorphan – Avoid use with alcohol and several psych drugs
Dont use for more than 5 days unless specified
Medications in antihistamines class
BV ZACA
ONLY THE BOLD ONES ON POWER POINT
First Gen: Diphenhydramine(Benadryl)**
Hydroxyzine (Vistaril
Second Gen: Certirizine (Zyrtec)**
Loratadine (alavert, claritin)
Third Gen: Fezofenadine (allegra)
Indications for antihistamines?
Used for the relief of symptoms associated with allergic responses (i.e. seasonal allergies, angioedema, motion sickness, allergic reactions)
How do antihistamines work?
also have what effects? (2)
Block the release or action of histamine at the histamine-1 receptor sites
Also have anticholinergic and antipruritic effects
Side effects of antihistamines?
May cause dryness of mucus membranes and thickening of secretions
drink plenty of fluids
Nursing considerations for antihistamines?
- May cause drowsiness, dizziness, or impaired mental alertness
- Do not smoke
- Do not drive or operate heavy equipment after taking
- Avoid other medications that also cause sedation
- Do not take more than one antihistamine at a time
- Many otc cold and “nighttime” or “PM” sinus and allergy medications contain an antihistamine
- Also otc sleep aids contain Diphenhydramine (Benadryl)
- Avoid prolonged exposure to sunlight
**Take with meals to avoid GI upset
Medications in expectorants class
only 1!
Guaifenesin (Mucinex)
Onset: 30 minutes
Duration: 4-6 hours
How do the expectorants work?
Increase productive cough to clear the airway by:
Liquify lower respiratory tract secretions
Decrease the viscosity of secretions
Side effects of expectorants?
rash, headache, nausea/vomiting, dizziness
Nursing considerations of expectorants?
Contraindications:
History of allergy to drugs
Persistent cough due to smoking, asthma, emphysema
Productive cough lasting more than 1 week
Medications in mucolytics class?
Pulverize mucus
Acetylcysteine (Acetadote, parvolex)
Fast onset via nebulizer
Dornase alfa (Pulmozyme
Indications for mucolytics?
Used to treat cystic fibrosis, asthma, bronchiectasis, COPD, and chronic bronchitis