acetylcholine

Effect of physostigmine and atropine on DRC of acetylcholine using frog rectus abdominis muscle and rat ileum respectively

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Aim:  Effect of physostigmine and atropine on DRC of acetylcholine using frog rectus abdominis muscle and rat ileum respectively. References: Objective: To study the effect of physostigmine and atropine on the dose-response curve (DRC) of acetylcholine (ACh) using isolated frog rectus abdominis muscle and rat ileum preparations. Principle: Acetylcholine (ACh) is a neurotransmitter that mediates … Read more

Dose-Response Curve of Acetylcholine Using Frog Rectus Abdominis Muscle

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Aim: Dose-Response Curve of Acetylcholine Using Frog Rectus Abdominis Muscle References 1. Ghosh, M.N. (2008). Fundamentals of Experimental Pharmacology (6th ed.). Hilton & Company. 2. Rang, H.P., Dale, M.M., Ritter, J.M., & Flower, R.J. (2015). Rang & Dale’s Pharmacology (8th ed.). Churchill Livingstone. 3. Schild, H.O. (1947). The effect of acetylcholine on the frog rectus … Read more

Neurotransmitters- What they are, Types & Functions

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Screenshot 2023 12 07 104620 Neurotransmitters- What they are, Types & Functions

Neurotransmitters are chemical messengers that play a crucial role in transmitting signals across synapses in the nervous system. These signaling molecules transmit information from one neuron to another or from neurons to target cells (e.g., muscles or glands). Neurotransmitters can be classified based on various criteria, and each type has specific properties. Here’s a classification … Read more

Anatomy and physiology of sympathetic nervous system

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Screenshot 2023 12 01 100954 Anatomy and physiology of sympathetic nervous system

The sympathetic nervous system (SNS) is one of the two main divisions of the autonomic nervous system, the other being the parasympathetic nervous system. The sympathetic system plays a crucial role in the body’s “fight or flight” response, preparing the organism to respond to stressful situations. Let’s explore the anatomy and physiology of the sympathetic … Read more