Axoplasm is the cytoplasm within the axon of a neuron (nerve cell). For some neuronal types this can be more than 99% of the total cytoplasm. Axoplasm...
10 KB (1,242 words) - 01:32, 19 February 2025
resistance in series along the fiber r l {\displaystyle r_{l}} is due to the axoplasm's significant resistance to movement of electric charge. Cable theory in...
16 KB (1,982 words) - 23:25, 28 March 2025
membrane known as an axolemma; the cytoplasm within an axon is called axoplasm. Most axons branch, in some cases very profusely. The end branches of an...
59 KB (6,979 words) - 14:15, 29 March 2025
channels. The sodium ions inside the axon then diffuse rapidly through the axoplasm (axonal cytoplasm), to the adjacent myelinated internode and ultimately...
34 KB (4,063 words) - 22:07, 24 May 2025
from a neuron's cell body, through the cytoplasm of its axon called the axoplasm. Since some axons are on the order of meters long, neurons cannot rely...
22 KB (2,637 words) - 05:11, 7 February 2025
on presynaptic M1 receptors (autoreceptors). Uptake of acetylcholine in axoplasm is prevented and the presynaptic nerve releases more acetylcholine into...
41 KB (2,065 words) - 09:21, 16 April 2025
VMAT-2 vesicles to release the classical monoamines DA and NE into the axoplasm; however, this model is no longer broadly accepted. For instance, Stahl...
308 KB (32,506 words) - 09:32, 27 May 2025
from one cell to another. Many neurons extrude a long thin filament of axoplasm called an axon, which may extend to distant parts of the body and are capable...
99 KB (7,572 words) - 02:56, 24 May 2025
that damage Na+ channels and degrade or alter the cytoskeleton and the axoplasm. Excess Ca2+ can also lead to damage to the blood–brain barrier and swelling...
28 KB (3,079 words) - 04:33, 25 May 2025
the axial resistance (the force that impedes current flow through the axoplasm, parallel to the membrane), and ro is the extracellular resistance (the...
4 KB (590 words) - 01:24, 23 November 2024
where a is the radius of the axon, R is the specific resistance of the axoplasm, and x is the position along the nerve fiber. Substitution of this expression...
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Spiegelman S (1943). "The sodium and potassium balance in squid nerve axoplasm". J. Cell. Comp. Physiol. 22 (2): 187–96. doi:10.1002/jcp.1030220209. Hodgkin...
65 KB (8,286 words) - 01:27, 28 May 2025
Perseus also sold one of their imprints in the restructuring process. Axoplasm Black Square Editions Blue Moon Books Carroll & Graf Publishers — acquired...
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Supporting this fact, about five times more mitochondria are present in the PNP axoplasm of large peripheral axons than in the corresponding internodal regions...
28 KB (3,712 words) - 14:35, 16 March 2025
calculate a nerve fibre's membrane resistance, membrane capacity, its axoplasm's resistance, and the resistance of the external fluid in which the fibre...
38 KB (4,165 words) - 12:19, 20 May 2025
P.; Reese, Thomas S. (February 1985). "Single microtubules from squid axoplasm support bidirectional movement of organelles". Cell. 40 (2): 455–462. doi:10...
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A.; Reese, T. S. (October 1996). "Method for Visualizing Filaments in Axoplasm by Electron Microscopy". The Biological Bulletin. 191 (2): 272–273. doi:10...
24 KB (2,610 words) - 19:37, 11 May 2025