医学生理学英语单词.docx

internalenvironment内环境homeostasis稳态negativefeedback负反馈positivefeedback正反馈simplediffusion单纯扩散facilitateddiffusionviaionchannel经通道易化扩散facilitateddiffusionviacarrier经载体易化扩散primaryactivetransport原发性主动转运secondaryactivetransport继发性主动转运exocytosis出胞endocytosis入胞restingpotential静息电位hyperpolarization超极化polarization极化depolarization去极化overshoot超射repolarization复极spikepotential锋电位threshold阈值salutatoryconduction跳跃式传导thresholdpotential阈电位localpotential局部电位spatialsummation空间总和temporalsummation时间总和excitation兴奋excitability兴奋性excitation-contractioncoupling兴奋收缩耦联absoluterefractoryperiod绝对不应期relativerefractoryperiod相对不应期supranormalperiod超常期subnormalperiod低常期end-platepotential终板电位calciuminducedCarelease钙触发钙释放performanceofcontraction收缩效能isometriccontraction等长收缩isotoniccontraction等张收缩preload前负荷initiallength初长度optimalinitiallength最适初长度afterload后负荷contractility肌肉收缩能力tetanus强直收缩cardiaccycle心动周期periodofisovolumiccontraction等容收缩期end-diastolicvolume舒张末期容积ejectionfraction射血分数cardiacoutput心输出量cardiacindex心指数strokework每搏功heterometricregulation异长调节ventricularcompliance心室顺应性homometricregulation等长调节cardiacreserve心力储备autorhythmicity自动节律性inwardrectifierK+channel内向整流钾通道transientoutwardcurrent一过性外向电流plateau平台期delayedrectifierK+current延迟整流钾流myocardialcontractility心肌收缩能力maximalrepolarizationpotential最大复极电位pacemakercurrent起搏电流latentpacemaker潜在起搏点conductivity传导性preferentialpathway优势传导通路atrioventriculardelay房-室延搁electrocardiogram心电图meancirculatoryfillingpressure循环系统平均充盈压peripheralresistance外周阻力systolicpressure收缩压diastolicpressure舒张压centralvenouspressure中心静脉压transmuralpressure跨壁压microcirculation微循环effectivefiltrationpressure有效滤过压positivechronotropicaction正性变时作用negativedromotropicaction负性变传导作用positiveinotropicaction正性变力作用cardiacvagaltone心迷走紧张sympatheticvasoconstrictortone交感缩血管紧张cardiovascularcenter心血管中枢baroreceptorreflex压力感受性反射buffernerve缓冲神经chemoreceptor化学感受器renin-angiotensinsystem肾素-血管紧张素系统epinephrine,adrenaline肾上腺素interstitialfluid组织液coronarycirculation冠脉循环compensatorypause代偿间歇prematuresystole(extrasystole)期前收