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Questions and Answers
Which of the following is a side effect associated with adrenaline on the central nervous system?
Which of the following is a side effect associated with adrenaline on the central nervous system?
- Tremors (correct)
- Tachycardia
- Hypertension
- Cardiac arrest
What is the primary therapeutic use of adrenaline when given by subcutaneous injection with local anesthetics?
What is the primary therapeutic use of adrenaline when given by subcutaneous injection with local anesthetics?
- Decrease bleeding (correct)
- Decrease systemic absorption
- Treat hypertension
- Prolong duration of action of anesthetic
In which emergency situation would adrenaline be administered by inhalation or subcutaneously?
In which emergency situation would adrenaline be administered by inhalation or subcutaneously?
- Diabetes mellitus
- Acute bronchial asthma (correct)
- Anaphylactic shock
- Cardiac arrest
Why are patients with hyperthyroidism contraindicated from receiving adrenaline?
Why are patients with hyperthyroidism contraindicated from receiving adrenaline?
What is the primary mechanism of action of adrenaline at the adrenergic receptors?
What is the primary mechanism of action of adrenaline at the adrenergic receptors?
Why are patients using non-selective beta blockers contraindicated from receiving adrenaline?
Why are patients using non-selective beta blockers contraindicated from receiving adrenaline?
What is the main mechanism of action of noradrenaline (norepinephrine)?
What is the main mechanism of action of noradrenaline (norepinephrine)?
What is the mechanism of action of nasal decongestants like phenylephrine and oxymetazoline?
What is the mechanism of action of nasal decongestants like phenylephrine and oxymetazoline?
Which side effect is NOT associated with the use of salbutamol (albuterol)?
Which side effect is NOT associated with the use of salbutamol (albuterol)?
What is rebound congestion, a common side effect of nasal decongestants?
What is rebound congestion, a common side effect of nasal decongestants?
Why should long-term use of beta-2 agonists like salbutamol be combined with ICS in asthma treatment?
Why should long-term use of beta-2 agonists like salbutamol be combined with ICS in asthma treatment?
Which age group is contraindicated to use intranasal phenylephrine due to the risk of life-threatening hypertension?
Which age group is contraindicated to use intranasal phenylephrine due to the risk of life-threatening hypertension?
How long can it take for rebound congestion to resolve after stopping decongestant use?
How long can it take for rebound congestion to resolve after stopping decongestant use?
What is the main use of midodrine (prodrug of methoxamine)?
What is the main use of midodrine (prodrug of methoxamine)?
What is a potential side effect associated with using nasal sprays containing phenylephrine for an extended period?
What is a potential side effect associated with using nasal sprays containing phenylephrine for an extended period?
Which statement best describes the mechanism of action of phenylephrine?
Which statement best describes the mechanism of action of phenylephrine?
Which effect is NOT attributed to the use of beta-2 agonists like formoterol?
Which effect is NOT attributed to the use of beta-2 agonists like formoterol?
What is the primary purpose of intranasal saline as a decongestant in infants?
What is the primary purpose of intranasal saline as a decongestant in infants?
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