Related Experiment Video

Updated: Sep 30, 2026

Simultaneous Laryngopharyngeal and Conventional Esophageal pH Monitoring
06:46

Simultaneous Laryngopharyngeal and Conventional Esophageal pH Monitoring

Published on: December 14, 2020

Bethanechol versus antiacids in the treatment of gastroesophageal reflux

P Levi, F Marmo, C Saluzzo

    Helvetica Paediatrica Acta
    |December 1, 1985
    PubMed

    More Related Videos

    Acetylcholine Re-Challenge After Intracoronary Nitroglycerine Administration07:59

    Acetylcholine Re-Challenge After Intracoronary Nitroglycerine Administration

    Published on: April 4, 2022

    Robotic Myotomy and Partial Fundoplication for Achalasia11:19

    Robotic Myotomy and Partial Fundoplication for Achalasia

    Published on: August 11, 2023

    Related Concept Videos

    Indirect-Acting Cholinergic Agonists: Pharmacological Actions01:30

    Indirect-Acting Cholinergic Agonists: Pharmacological Actions

    Indirect-acting cholinergic agonists, also known as anticholinesterases, exert their pharmacological effects by enhancing cholinergic transmission in various body parts, including the neuromuscular junction, autonomic cholinergic synapses, and the brain.
    At the neuromuscular junction, these agents work by inhibiting the breakdown of acetylcholine, allowing it to remain bound to the receptor and bind to nearby receptors. This process leads to repetitive firing of the endplate, causing muscle...
    Anticholinesterase Agents: Poisoning and Treatment01:26

    Anticholinesterase Agents: Poisoning and Treatment

    Anticholinesterases, also known as cholinesterase inhibitors, work by blocking the breakdown of acetylcholine, leading to its accumulation in the synaptic cleft. This accumulation indirectly enhances both muscarinic and nicotinic actions. These agents are classified as reversible or irreversible based on their mechanism of action.     
    Irreversible agents form a strong bond with the cholinesterase enzyme, making it inactive. The breakdown of the phosphorylated enzyme is slower than the...
    Acid Suppressive Drugs for Peptic Ulcer Disease: Histamine H2-Receptor Antagonists01:28

    Acid Suppressive Drugs for Peptic Ulcer Disease: Histamine H2-Receptor Antagonists

    Histamine H2 receptors, which are intricately located on the basolateral membrane of parietal cells, play a crucial role in modulating gastric acid secretion. When released from enterochromaffin-like cells, histamine engages H2 receptors, initiating the cyclic AMP (cAMP) pathway. In this pathway, adenylyl cyclase converts ATP into cAMP, elevating intracellular cAMP levels. The activation of protein kinase A follows, stimulating the proton pump. This stimulation prompts the secretion of hydrogen...
    Acid Suppressive Drugs for Peptic Ulcer Disease: Antacids01:31

    Acid Suppressive Drugs for Peptic Ulcer Disease: Antacids

    In the complex environment of the gastric lumen, excessive acid secretion can lead to the formation or worsening of ulcers within the delicate mucosal layer. Antacids, such as sodium bicarbonate and calcium carbonate, provide relief by neutralizing this acid, transforming it into harmless salt and water. This neutralization process raises the gastric pH from a highly acidic level of 1 to a more basic 3-4, reducing the acidity within the stomach.
    However, this neutralization reaction between...
    Gastroesophageal Reflux Disease II: Clinical Features and Management01:29

    Gastroesophageal Reflux Disease II: Clinical Features and Management

    Gastroesophageal reflux disease, or GERD, is a persistent medical condition that affects many individuals worldwide. Its clinical manifestations can vary greatly, making diagnosis and management challenging for healthcare professionals. The following is a comprehensive overview of the clinical manifestations, assessment, and management strategies for GERD.
    Clinical Manifestations
    GERD presents itself in a multitude of ways, with symptoms varying from person to person. The hallmark symptoms are...
    Peptic Ulcer Disease IV: Management01:26

    Peptic Ulcer Disease IV: Management

    Medical treatment strategies for peptic ulcers encompass various methods. The primary goal of treatment is to diminish gastric acidity and strengthen mucosal defense mechanisms.
    The therapeutic approach involves ensuring adequate rest, implementing drug therapy, promoting smoking cessation, making dietary modifications, and emphasizing long-term follow-up care.
    Pharmacological management
    The prevailing therapy for peptic ulcers involves a combination of managing the patient's current medication...