What's in the house
B1 receptor causes
increase HR and contractility
Activating an Atrovent inhaler in or towards the eye may cause what to occur:
pupil dilation
Corticosteroids are used with asthmatics and patients with chronic obstructive pulmonary disease (COPD) to achieve which effect?
anti-inflammatory
You are a respiratory therapist working in the emergency department; a 67-year-old man with chronic bronchitis presents in acute distress. His vital signs include hart rate (HR) 123 beats/min and respiratory rate (RR) 28 breaths/min. On auscultation, you note faint expiratory wheezing. Which of the following devices would be appropriate to deliver an aerosolized drug to this patient?
I Jet nebulizer
II Metered dose inhaler (MDI)
III MDI with spacer
IV Dry powder inhaler (DPI)
I, II,III
A measure of the dispersion of a distribution, calculated as the ratio of particle size below which 84% of the particles occur to the particle size below which 50% occur, in a log-normal distribution is termed:
geometric standard deviation (GSD)
Acetylcholine stimulates M3 receptors on airway smooth muscle, causing which of the following?
bronchoconstriction
The recommended filling volume for SVN is
3-5mL
Causes of airway inflammation include which of the following?
I HPA suppression
II. Trauma
III. Chronic bronchitis
IV. Asthma
II,III,and IV
A 2-year-old child is seen in the emergency department of a local hospital, and croup is diagnosed. The physician orders a dose of racemic epinephrine via a small volume nebulizer to help reduce the subglottic swelling. What size aerosol particle is most likely to deposit in this region, providing the greatest therapeutic benefit to the patient?
Particles 5-10 µm
Atrovent is supplied as a 0.02% solution. If you administer 2.5 mL to a patient, how many milligrams are you giving?
0.5 mg
Catecholamines are inactivated by:
COMT
What is the main difference between salmeterol and formoterol?
Formoterol has a quicker onset a peak effect than salmeterol
An increase in blood theophylline levels can by caused by
renal failure
A 7-mo-old infant presents with a diagnosis of respiratory syncytial virus. The attending physician agrees with your recommendation of ribavirin to treat the disease. Because ribavirin is delivered as an aerosol, you must decide which method of delivery to use. Which of the following aerosol administration devices would you choose?
SPAG small particle aerosol generator
A 1:200 solution is what concentration
0.5%
In combination therapy the B- adrenergic and anticholinergic agent have what mean peak increase.
31-33%
A drug causing stimulation of a receptor for acetylcholine is:
cholinergic
After inhalation of an aerosol by a spontaneously breathing patient with no artificial airway, a proportion of the aerosol does which of the following?
I. Impacts in the oropharynx
II. Is swallowed
III. Is absorbed by the lungs
IV. Is exhaled
I, II, III
What is the dosage for 6 lb infant if the dose is 30mg
1.2mg
16 drops=______ mL
1mL
For long-acting drugs what is statements are true (select all that apply)
Ongoing lung function over time
Concomitant B- agonist use/ nocturnal symptoms
Exacerbations/hospitalizations
Absences from work/school
An aerosol is best defined as:
suspension of solid and or liquid particle
Epinephrine is indicated for which of the following?
I. Treatment of infections
II. Severe allergic reactions
III. Acute asthma episodes
IV. Cardiac stimulation
II, III, and IV
Your patient tells you that she is having chest tightness and wheezing four to six times per week, plus she wakes up with chest tightness and wheezing about once per week. She uses albuterol each time, with relief. She is taking no other medication except her albuterol MDI. What other medication would you suggest being prescribed to her?
Beclomethasone MDI
How many cubic centimeters do you need for a 2.5-mg dose of Drug A, using a 0.1% solution?
2.5