Lecture 18A Flashcards
The upper respiratory tract includes…
The nasal cavity, pharynx, trachea, and bronchi
The lower respiratory tract includes…
The terminal bronchioles, alveoli, and pleural space
The function of the upper airway is to…
Humidify air and warm inspired air
Sympathetic stimulation causes a ______ in _____ secretion and _____
Decrease in mucus secretion; bronchodilation
Parasympathetic stimulation causes a _____ in _____ secretion and _____
Increase in mucus secretion; bronchoconstriction
These drugs are used for dry, non-productive coughs
Antitussives
These drugs are used for productive coughs
Expectorants
Productive cough
One that is bringing up mucus secretions, or debris
One example of expectorants
Guaifenesin
One example of mucolytics
N-Acetylcysteine (Mucomyst®️)
N–Acetylcysteine is also used as…
An antidote for acetaminophen toxicity
Examples of antitussives
Butorphanol tartrate (Torbugesic®️), Hydrocodone (Hycodan®️), Dextromethorphan (Cough Tabs®️), and Temaril-P
This drug is a class IV controlled drug
Butorphanol (Tobugesic®️)
True or false: Butophanol is used as a sedative, an analgesic, and is an agonist and antagonist
False; it is also a pre-analgesic
Hydrocodone is used for…
A harsh cough that is non-productive
Temaril-P is a combination of _____ and _____, and can also be used as an antipruritic
An antihistamine (trimeprazine) and an anti-inflammatory (prednisone/prednisolone
Examples of bronchodilators
Anticholinergics, Antihistamines, and Beta 2 adrenergic agonists
Anticholinergics are…
Parasympatholytics
One example of an anticholinergic
Atropine
The job of antihistamines
To block the activity of histamine, and dry up secretions
Antihistamines can also be used as…
An antiemetic
One example of antihistamines
Benadryl®️ (diphenhydramine)
The job of Beta 2 adrenergic agonists
To stimulate the sympathetic NS by binding to receptors on smooth muscle
One example of Beta 2 adrenergic agonists
Albuterol (Ventolin®️)
Examples of Methylxanthines
Aminophylline and Theophylline
This is the #1 drug used for cats with asthma
Theophylline
Job of respiratory stimulants
To stimulate respiration during/after anesthesia/sedation and to speed awakening
One example of respiratory stimulants
Doxapram (Dopram®️)
