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Question
ACH receptors are located in what part of the muscle cell membrane?  Thank you for your help.

Answer
To stimulate contraction of a muscle, particular nerve cells called motor neurons "connect" to the muscles they stimulate. This connection is called the neuromuscular junction. They don't actually touch each other but the space between the nerve cell and the muscle cell is called a "synapse". Acetylcholine (ACh) is the neurotransmitter released by nerve cells to stimulate muscle contraction. Ach travels through the synapse and binds to its receptors found at the post-synaptic membrane of the neuromuscular junction of the muscle cell. Hope this helps!

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Joy Ramos

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PhD student in Biological Sciences at Northwestern U. I can answer questions related to cell and molecular biology, especially those about the basic processes or techniques involved in the life of a cell. I can also answer questions about insulin receptors, since that is my area of expertise. I have a great interest in how scientific discoveries impact society so feel free to ask me about current "hot" science topics in the news and I will try to researcha and share with you the most relevant facts.

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I am a graduating PhD student in Biological Sciences with experience in relaying science to people with non-science backgrounds.

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AAAS, AWIS, AAUW

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PhD in Biological Sciences from Northwestern University - expected in Dec. 2006
B.S. in Molecular Biology and Biotechnology from University of the Philippines (magna cum laude)

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American Association of University Women (AAUW) - International Fellow
AT&T Outstanding Student Leadership awardee for Asia
Most Oustanding Student in Science & Technology Cluster, University of the Philippines

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