Adrenaline
Definition
Adrenaline, also known as epinephrine, is a hormone and medication that stimulates the heart and increases blood flow. It is commonly used in emergency situations to treat cardiac arrest, anaphylaxis, and severe asthma attacks.
5 Must Know Facts For Your Next Test
- Adrenaline is a first-line treatment for cardiac arrest to restore spontaneous circulation.
- It works by binding to adrenergic receptors, which increases heart rate and contractility.
- Administered via intravenous (IV) or intraosseous (IO) routes during cardiac emergencies.
- Often used in combination with other resuscitative measures like defibrillation and CPR.
- Side effects may include increased blood pressure, tachycardia, and anxiety.
Review Questions
- What are the primary medical uses of adrenaline in emergency situations?
- How does adrenaline affect the cardiovascular system during a cardiac emergency?
- What are the common routes of administration for adrenaline during resuscitation?
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Related terms
Norepinephrine: A hormone similar to adrenaline but primarily affects blood vessels to increase blood pressure.
Cardiopulmonary Resuscitation (CPR): A life-saving technique used in emergencies when the heart stops beating.
Defibrillation: The use of electrical shock to restore normal heart rhythm during cardiac arrest.
