Questions 16 thru 22 p2 Flashcards
What does COPD stand for?
Chronic Pulmonary Obstructive Disease
If you are diagonsed with COPD, what must you have 1 or more of?
- Asthma
- Chronic Bronchitis
- Emphysema
What is a common cause of COPD?
smoking
What are the 3 typical signs of COPD?
- Persistent Cough
- Dyspnea on exertion
- Wheezing
Is there a cure for COPD?
NO
What is emphysema?
A disease of the aveolar sacs where the sacs have lost their elasticity thru fibrin changes and it is harder to expel air (get rid of CO2)
What is a typical sign of emphysema?
SOB - cannot expel air
Is there a cure for emphysema?
NO
What MAIN nervous system controls respiration?
ANS - Autonomic Nervous System
What 2 branches of the ANS are involved with respiration?
SNS - Sympathetic Nervous System
PNS - Parasympathetic Nervous System
What happens when the sympathetic is stimulated?
bronchodilation
What is activated in the sympathetic to cause bronchodilation?
cAMP - cyclic adenosine monophosphate
What happens when the parasympathetic is stimulated?
bronchoconstriction
What is activated in the parasympathetic to cause bronchoconstriction?
cGMP - cyclic guanosine monophosphate
What is cAMP and cGMP?
A nucleotide
What else does stimulation of parasympathetic and cGMP cause?
- bronchoconstriction
- secretion of mucus
- increased release of mediators from mast
What is asthma?
An inflammatory disease of the bronchus and bronchioles
What 2 things are characteristic of asthma?
- SOB
2. Wheezing
What are 3 common causes of asthma?
- Bronchoconstriction
- Respiratory Irritants - SPAMD
Smoke, Pollen, Animal Dander, Mold, Dust - Excercise Induced
What 2 categories of drugs are used to treat asthma?
Bronchodilators 1. Selective Beta 2 Agonists Albuterol/ProAir and Salmeterol 2. Anti-cholinergics (less so) Ipratropium Bromide
List the 7 categories of drugs used for treatment of respiratory diseases
SAMEBAT
- Steroids
- Anti-Allergics
- Mucolytics
- Expectorants
- Beta-Agonist
- Anti-cholinergics
- Theophylline
What is another name for steroids?
Corticosteroids
what is the drug to know?
Prednisone/Sterapred
What is the MOA of steroids?
MOA = inhibits the inflammatory response in the respiratory system