標(biāo)題: Titlebook: Electrogenesis of Biopotentials in the Cardiovascular System; In the Cardiovascula Nicholas Sperelakis Book 1995 Springer Science+Business [打印本頁] 作者: FORGE 時間: 2025-3-21 20:05
書目名稱Electrogenesis of Biopotentials in the Cardiovascular System影響因子(影響力)
書目名稱Electrogenesis of Biopotentials in the Cardiovascular System影響因子(影響力)學(xué)科排名
書目名稱Electrogenesis of Biopotentials in the Cardiovascular System網(wǎng)絡(luò)公開度
書目名稱Electrogenesis of Biopotentials in the Cardiovascular System網(wǎng)絡(luò)公開度學(xué)科排名
書目名稱Electrogenesis of Biopotentials in the Cardiovascular System被引頻次
書目名稱Electrogenesis of Biopotentials in the Cardiovascular System被引頻次學(xué)科排名
書目名稱Electrogenesis of Biopotentials in the Cardiovascular System年度引用
書目名稱Electrogenesis of Biopotentials in the Cardiovascular System年度引用學(xué)科排名
書目名稱Electrogenesis of Biopotentials in the Cardiovascular System讀者反饋
書目名稱Electrogenesis of Biopotentials in the Cardiovascular System讀者反饋學(xué)科排名
作者: 多山 時間: 2025-3-21 21:06 作者: ANNUL 時間: 2025-3-22 03:18 作者: LUT 時間: 2025-3-22 05:01 作者: Dna262 時間: 2025-3-22 09:50
Ursula Versteegen,Bettina Brenneckeof different metal wires touching a nerve in the leg of a freshly skinned frog caused the muscles to contract, provided that the other ends of the metal wires were in contact. Subsequently, Waller (ca. 1887) discovered that electrical currents were generated during each heartbeat and that they could作者: 詢問 時間: 2025-3-22 16:04 作者: 詢問 時間: 2025-3-22 19:48
Armutsforschung und Armutsminderunginternal Ca. for external Na.. Independently, Reuter and Seitz (1968) demonstrated that the exchange reaction was present in cardiac muscle and probably also in some smooth muscles. The exchange reaction usually exchanges 1 Ca. for 3 Na. ions, although stoichiometries of 1 : 2 or 1 : 4 have been sug作者: deceive 時間: 2025-3-22 22:31 作者: 職業(yè) 時間: 2025-3-23 02:24
https://doi.org/10.1007/978-3-658-34560-0 ion concentration gradients give rise to .. To do this, let us start with a . that we can construct in the laboratory, as diagrammed in Figure V-1. The chamber is completely divided into two compartments by a thin membrane made of celloidin, which has negatively charged pores. A solution of any sal作者: 混亂生活 時間: 2025-3-23 09:00 作者: 量被毀壞 時間: 2025-3-23 09:46
https://doi.org/10.1007/978-3-658-23845-2orce and the electrical force. Because the electrical force is the PD across the cell membrane (.), the net driving force for any ionic species then is equal to (.-.). The driving forces for Na., Ca., and K. are illustrated in Figure VII-1 for a cardiac muscle cell having a resting potential of ?80 作者: 鎮(zhèn)壓 時間: 2025-3-23 14:37 作者: prediabetes 時間: 2025-3-23 21:04
Religion in der US-amerikanischen Politiks for K. (.) and Na. (.) are about ?94 mV and +60 mV, respectively (although some estimates of . go as high as +130 mV). The resting potential value is usually near ., because the K. permeability (.) is much greater than . in a resting membrane. The exact resting membrane potential (.) depends on th作者: 他一致 時間: 2025-3-24 00:15 作者: 奇怪 時間: 2025-3-24 05:07 作者: 預(yù)兆好 時間: 2025-3-24 07:06
Birgit Verworn,Bernhard Hausberge (Fig. XII-1B). The max ./. is usually close to its maximal value at the normal resting potential (about ?80 mV for myocardial cells) but decreases markedly with small depolarizations, as shown in the figure. The max ./. goes to zero at about ?50 mV; i. e., membrane excitability is lost. The reason作者: Kidnap 時間: 2025-3-24 13:07 作者: 貪婪地吃 時間: 2025-3-24 15:08 作者: DAUNT 時間: 2025-3-24 22:48 作者: Lumbar-Stenosis 時間: 2025-3-25 01:18 作者: Charlatan 時間: 2025-3-25 05:29 作者: Coeval 時間: 2025-3-25 08:14
Mehr als nur Wahlkampfmaschinen, charge affects the true potential difference (PD) across the membrane, as illustrated in Figure VIII-1A. At each surface, the fixed charge produces an electric field that extends a short distance into the solution and causes each surface of the membrane to be slightly more negative (by a few milliv作者: micturition 時間: 2025-3-25 14:04 作者: 飛來飛去真休 時間: 2025-3-25 19:41 作者: Genetics 時間: 2025-3-25 21:49 作者: GILD 時間: 2025-3-26 03:08 作者: 本能 時間: 2025-3-26 06:12 作者: conquer 時間: 2025-3-26 08:40 作者: Introduction 時間: 2025-3-26 15:08 作者: Diuretic 時間: 2025-3-26 19:27
Surface Charge, Stable States, and Osmotic Effects, charge affects the true potential difference (PD) across the membrane, as illustrated in Figure VIII-1A. At each surface, the fixed charge produces an electric field that extends a short distance into the solution and causes each surface of the membrane to be slightly more negative (by a few milliv作者: Pseudoephedrine 時間: 2025-3-26 22:29 作者: Rankle 時間: 2025-3-27 03:31 作者: Frequency-Range 時間: 2025-3-27 06:07
Cable Properties and Propagation, insulator; that is, the cell membrane would be as efficient as a commercial insulator if both were equally thick.) The biological cable, however, is the best possible, given the biological circumstances and requirements. In addition, the nerve cable has been vastly improved by an evolutionary devel作者: 我不死扛 時間: 2025-3-27 10:29
Summary,to excitability, but only indirectly related by its role in maintaining the Na. and K. concentration gradients (i.e., blockage of the pump does not produce an immediate large depolarization and cessation of action potentials and of contractions).作者: MAG 時間: 2025-3-27 16:08 作者: Colonnade 時間: 2025-3-27 21:27 作者: MOT 時間: 2025-3-28 00:53 作者: hieroglyphic 時間: 2025-3-28 02:12 作者: 流動性 時間: 2025-3-28 06:39 作者: Sad570 時間: 2025-3-28 13:05
Ca2+/Na+ Exchange Reaction,internal Ca. for external Na.. Independently, Reuter and Seitz (1968) demonstrated that the exchange reaction was present in cardiac muscle and probably also in some smooth muscles. The exchange reaction usually exchanges 1 Ca. for 3 Na. ions, although stoichiometries of 1 : 2 or 1 : 4 have been sug作者: judiciousness 時間: 2025-3-28 15:40
Diffusion and Permeability,iformly distributed. (The diffusion equations also apply to the diffusion of heat in solids.) Once uniformly distributed (i.e., at equilibrium), the molecules of the substance continue to move about, but the net movement is zero. In the absence of convection currents, the movement of the molecules i作者: Bumptious 時間: 2025-3-28 22:17
Concentration Cells and Equilibrium Potentials, ion concentration gradients give rise to .. To do this, let us start with a . that we can construct in the laboratory, as diagrammed in Figure V-1. The chamber is completely divided into two compartments by a thin membrane made of celloidin, which has negatively charged pores. A solution of any sal作者: conduct 時間: 2025-3-29 00:40 作者: PET-scan 時間: 2025-3-29 06:50 作者: –LOUS 時間: 2025-3-29 10:12
Surface Charge, Stable States, and Osmotic Effects,d to protein molecules either embedded in the membrane (islands floating in the lipid bilayer matrix) or tightly adsorbed to the surface of the membrane. Most proteins have an acid isoelectric point, so that at a pH near 7.0 they possess a net negative charge. The charge at the outer surface of the 作者: 沙漠 時間: 2025-3-29 11:50 作者: 記憶法 時間: 2025-3-29 16:18
Developmental Changes in K+ Permeability,ic development (Sperelakis, 1972a; Sperelakis & McLean, 1978a, b). In this chapter, we examine some of the striking changes that occur in the electrical properties of ventricular myocardial cells during embryonic development of chick hearts. The electrical properties at each stage of development not作者: OCTO 時間: 2025-3-29 21:10 作者: 柔聲地說 時間: 2025-3-30 03:51 作者: 露天歷史劇 時間: 2025-3-30 04:45 作者: Retrieval 時間: 2025-3-30 11:27 作者: Aboveboard 時間: 2025-3-30 13:49
Book 1995igators and teachers of membranebiophysics have used this article as a source of reference on thefundamental principles and equations describing the factors thatestablish the resting potential in excitable and non-excitable cells.Professor Sperelakis has expanded the scope of this article to provide作者: 我不重要 時間: 2025-3-30 17:36 作者: 滋養(yǎng) 時間: 2025-3-31 00:41 作者: 壓倒 時間: 2025-3-31 03:45 作者: 尖酸一點(diǎn) 時間: 2025-3-31 05:59
https://doi.org/10.1007/978-3-658-23845-2bout 20,000; the Ca. battery is directed in the same direction as the Na. battery. The . is about ?94 mV, because the ratio of concentrations is about 37; the battery polarity is reversed from that for Na. and Ca., because the concentration gradient is in the opposite direction.
