rue or false. The different subunits that a muscatinic acetylcholine receptor is made of determines the properties of the receptor such as what ion it conducts. If false what is determines the properties ?
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- True or false and explain why. According to the Goldman equation, resting membrane potential of a neuron will become more positive than the typical -70 mV if concentration of extracellular Na is increased above the normal levels but the permeability of the membrane to Na+ is the same.Similarities and Difference among ion-channel coupled R, G-protein coupled R, and Enzyme-coupled R.True or false? and why Motor neurons trigger action potentials in muscle cell membranes that open voltage-sensitive Ca 2+ channels in T-tubules, allowing extracellular Ca2+ to enter the cytosol, bind to troponin C, and initiate rapid muscle contraction.
- A. Why small children (generally before and around the stage of toddlers) tend to fall, while later on they will develop improved mobility. Briefly explain this limited mobility in their early years in terms of the formation and maturation of the different components of the nervous system structures. B. How does a typical skeletal muscle and a typical neuron behave differently when they get depolarized? If you block the achetalcholine receptors on the plasma membrane of these two types of cells, what would be the effect on the response of each of these two cell types? why.an example of 2nd messenger concept map with 10 termsDiabetes Type 1 and Type 2 Applying signal transduction mechanisms in the context of Type I and Type II Diabetes. Describe the mechanisms by which a cell receives a message and translates it into short-term or long-term effects. Including the role of phosphorylation and feedback inhibition.
- Depending on the size and complexity of the molecule, small chemical alterations can impart significant activity differences, especially if a certain part of the molecule is critical for binding. Considering this, select structure(s) below that are expected to have high cholinergic agonist activity based on what we leamed about acetylcholine's SAR.What is the structue of dopamin, and suggest the binding interactions of dopamine with the receptor. Draw a suggested model for the required interactions for agonistic and antagonistic activty in dopamine receptor.exaplin the intracellular mehcanims of smooth msucle via agonist such as Hitamine and acytycholine. link hisamine to muscarnic recptors link acetycholine to a neurotransmittors Give a diagram for each.
- Astrocytes use _______ ______ to convert glutamate and NH4 into _______ for neuron re-uptake. mitochondria, ATP glutamine synthase, glutamine action potentials, voltage glycine, glucoseN-methyl-aspartate (NMDA) receptor is activated by glutamate and is ligand-gated calcium ion channel. True or FalseCholinergic Neurons What is the reaction that synthesizes ACh? What is the rate limiting step in the reaction that synthesizes ACh? What is the reaction that degrades ACh? What happens if a molecule that blocks the transport of choline is introduced into the neuron?
