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Questions and Answers
What is the respiratory indication for adrenergic drugs?
What is the respiratory indication for adrenergic drugs?
- Decreased respirations to increase o2 sats (correct)
- Decreased blood pressure to increase it
- Increased heart rate to lower it
- Increased body temperature to raise it
Which drug is an adrenergic beta2 drug used to open airways in asthma attacks?
Which drug is an adrenergic beta2 drug used to open airways in asthma attacks?
- Epinephrine
- Dobutamine
- Phenylephrine
- Albuterol (correct)
Which drug would be administered in an emergent cardiac situation?
Which drug would be administered in an emergent cardiac situation?
- Epinephrine (correct)
- Phenylephrine
- Albuterol
- Salmeterol
What does an agonist do to the receptor?
What does an agonist do to the receptor?
What is the meaning of 'endogenous'?
What is the meaning of 'endogenous'?
Which adrenergic drug causes vasoconstriction resulting in increased blood pressure and heart rate?
Which adrenergic drug causes vasoconstriction resulting in increased blood pressure and heart rate?
What is the effect of alpha1 adrenergic drugs on the heart and vessels?
What is the effect of alpha1 adrenergic drugs on the heart and vessels?
What are the nursing implications for nasal spray administration?
What are the nursing implications for nasal spray administration?
What does a synthetic catecholamine mean?
What does a synthetic catecholamine mean?
What is the action of an antagonist on the receptor?
What is the action of an antagonist on the receptor?
Adrenergic drugs and Catecholamines are sympathomimetic drugs
Adrenergic drugs and Catecholamines are sympathomimetic drugs
Sympathomimetic drugs mimic the Sympathetic nervous system
Sympathomimetic drugs mimic the Sympathetic nervous system
Adrenergic drugs dilate and are
Adrenergic drugs dilate and are
Match
Match
Dobutamine
Dobutamine
Positive Inotrope is a force of contraction to the heart
Positive Inotrope is a force of contraction to the heart
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Study Notes
Respiratory Indications for Adrenergic Drugs
- Adrenergic drugs are utilized to alleviate bronchospasm and open airways in respiratory conditions such as asthma.
Adrenergic Beta2 Drug for Asthma Attacks
- Albuterol is a prominent adrenergic beta2 agonist used to relieve acute asthma attacks by dilating the airways.
Emergent Cardiac Situation Drug
- Epinephrine is administered in emergent cardiac situations to stimulate the heart and increase cardiac output.
Agonist Action on Receptor
- An agonist binds to a receptor and stimulates it, leading to a biological response and activating the receptor's effects.
Meaning of 'Endogenous'
- 'Endogenous' refers to substances that are produced naturally within the body, such as hormones or neurotransmitters.
Adrenergic Drug Causing Vasoconstriction
- Norepinephrine causes vasoconstriction, resulting in increased blood pressure and elevated heart rate.
Effects of Alpha1 Adrenergic Drugs
- Alpha1 adrenergic drugs induce vasoconstriction, leading to increased blood pressure and can cause a reduction in heart rate due to baroreceptor reflex.
Nursing Implications for Nasal Spray Administration
- Proper technique is crucial: instruct patients to keep the head upright and avoid overuse to prevent rebound congestion.
Definition of Synthetic Catecholamine
- A synthetic catecholamine is a man-made compound that mimics the effects of endogenous catecholamines, such as adrenaline.
Antagonist Action on Receptor
- An antagonist blocks the receptor, inhibiting the natural action and preventing the biological response typically initiated by an agonist.
Overview of Adrenergic Drugs and Catecholamines
- Adrenergic drugs and catecholamines are classified as sympathomimetic agents, as they mimic the effects of the sympathetic nervous system.
Impact of Adrenergic Drugs
- Adrenergic drugs generally cause dilation of bronchial passages and various vascular effects, depending on the specific receptor interaction.
Dobutamine Function
- Dobutamine functions as a positive inotropic agent, enhancing the force of contraction in the heart, thereby improving cardiac output.
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