"Agonists" Pronounce,Meaning And Examples
"Agonists" Natural Recordings by Native Speakers
"Agonists" Meaning
Agonists are substances or drugs that activate a specific receptor in the body, producing a physiological or pharmacological response. They bind to a receptor and trigger a reaction, often mimicking the effects of a natural substance. For example, morphine is an agonist for opioid receptors, producing pain relief.
"Agonists" Examples
1. In Pharmacology: Agonists are drugs that bind to specific receptors and activate them, producing a biological response. For example, morphine is an agonist at opioid receptors, effectively reducing pain.
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- Morphine is a potent opioid agonist that binds to mu receptors in the nervous system, leading to analgesia.
2. In Sports: Agonists are muscles that actively contract during a movement, working against antagonistic muscles. For instance, during a bicep curl, the biceps brachii is the agonist muscle.
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- The quadriceps are the primary agonists in knee extension, while the hamstrings act as antagonists.
3. In Theatre: In drama, an agonist is a main character or force driving the action, often in conflict with an antagonist. For example, in Shakespeare's "Romeo and Juliet," Romeo is the agonist.
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- In "Hamlet," the title character is the agonist, grappling with his duty to avenge his father's murder.
4. In Neuroscience: Agonists can also refer to neural signals that stimulate a response in a cell or neuron. For example, glutamate is an excitatory neurotransmitter agonist.
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- Acetylcholine is an agonist at nicotinic cholinergic receptors, causing an excitatory postsynaptic potential in neurons.
5. In Molecular Biology: In receptor biology, an agonist is a molecule that activates a specific receptor to elicit a cellular response. For instance, insulin is an agonist for its receptor, promoting glucose uptake.
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- Epinephrine (adrenaline) acts as an agonist at beta-adrenergic receptors, increasing heart rate and dilating airway passages.
"Agonists" Similar Words
Agonises
"Agonises" is the verb form of "agonize," which means to experience great pain, distress, or anxiety, typically over a difficult decision or problem. It can also refer to the process of intense struggle or competition, as in sports or intellectual pursuits.
Agonising
"Agonising" is an adjective that describes something causing great pain, distress, or anxiety. It can refer to physical or emotional suffering, and it often implies a prolonged and intense experience. For example, "He had an agonising headache," or "She went through an agonising decision-making process."
Agonisingly
"agonisingly" is an adverb that describes something that is extremely painful, distressing, or difficult, often causing great mental or physical suffering. It can also convey a sense of slow and drawn-out process, making the experience even more unbearable.
Agonism
Agonism refers to a relationship or situation where two parties compete or struggle against each other, often for dominance or control. It can also denote a principle in pharmacology where a drug mimics the action of a natural substance by binding to the same receptor, but may have partial efficacy or produce a different effect.
Agonist
An agonist is a drug or substance that activates a specific receptor in the body or brain, producing a physiological or pharmacological response. It binds to the receptor and fully mimics the natural ligand, causing the desired effect. In a broader context, it can also refer to a person or force that initiates or drives an action or conflict.
Agonistes
"Agonistes" is an ancient Greek term that refers to a contestant or competitor in a public contest, such as those held in athletic or dramatic events in ancient Greece. It can also be used metaphorically to describe someone who is engaged in a struggle or conflict.
Agonistic
"Agonistic" refers to relating to or involving competition or conflict, often in a context where individuals or groups are vying for dominance or a particular goal. It can also describe behaviors or actions that are confrontational or oppositional.
Agonistics
"Agonistics" refers to the study of competition or conflict, particularly in the context of human behavior, politics, or social interactions. It comes from the Greek "agon," meaning contest or struggle.
Agonize
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Agonothete
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