Adrenergic (Adjective)
Meaning
Relating to epinephrine (its release or action).
Classification
Relational adjectives (pertainyms).
Examples
- Stimulation of adrenergic receptors causes a decrease in salivation, lacrimation, and tear secretion, contributing to dry mouth and eye dryness.
- Adrenergic fibers of the autonomic nervous system release the neurotransmitter epinephrine, preparing the body for a "fight or flight" response.
- Certain antidepressants function as adrenergic reuptake inhibitors, allowing the brain to reabsorb less epinephrine and leading to a gradual decrease in anxiety symptoms.
- Pheochromocytoma, a type of adrenal gland tumor, is known for releasing large amounts of epinephrine into the bloodstream, stimulating various adrenergic effects throughout the body.
- When treated with a nonselective adrenergic antagonist, symptoms such as increased blood pressure, dilated pupils, and cardiac acceleration subsided rapidly in patients suffering from the adrenaline surges caused by tumors of the sympathetic nervous system.