血液循环 (Blood circulation)
心动周期Cardiac cycle :The cardiac events that occur from the beginning of one heart beat to the beginning of the next are called a cardiac cycle . Cardiac cycle is compod of two periods: systole and diastole..
zebra的音标心指数Cardiac index:Cardiac index is the cardiac output per square meter of body surface area.
心输出量Cardiac output: The product of the frequency of pumping (heart rate) and the stroke volume is the cardiac output; it is also called minute volume.
voltage中心静脉压Central venous pressure :The venous pressure is measured at the right atrium.
舒张压Diastolic pressure: Diastolic pressure is the lowest blood pressure in an artery during the diastole of the heart.
水肿Edema: Edema refers to the prence of excess fluid in body tissues.
有效不应期Effective refractory period(ERP):The duration from the beginning of pha 0 to -60mV of repolarization fails to produce action potential to any stimulus, no matter how strong. This duration is called ERP. In the ERP, the excitability is almost zero. 6
射血分数Ejection fraction:The proportion of the end-diastolic volume that is ejected (i.e. stroke volume/end diastolic volume).
平均动脉压Mean arterial blood pressure :The mean arterial blood pressure is the pressure in the arteries, average over time.
脉搏压Pul pressure: The pul pressure is the difference between the systolic pressure and diastolic pressure.
心脏Starling’s定律:The law defining the relationship between ventricular end-diastolic fiber length (preload) and stroke volume.
厦门英语培训机构每搏输出量Stroke volume: Stroke volume is referred to the volume ejected at each cont
raction by one side of the heart.
搏功Stroke work: The amount of energy that the heart converts to work during each heart beat while pumping blood into arteries.
收缩压Systole pressure :The pressure ris during cardiac systole and falls during diastole. The peak pressure value reached during systole is termed the systole pressure. Usually, at rest systolic pressure of the healthy young adulte is 100~120mmHg.
深圳英语培训呼吸 (Respiration)
财会学校肺泡无效腔Alveolar dead space:Occasionally, some of the alveoli themlves are nonfunctional or only partially functional becau of abnt or poor blood flow through adjacent pulmonary capillaries.
解剖无效腔Anatomic dead space:The space in the conducing zone of the airways occupied by gas that does not exchange with blood in the pulmonary vesls, such as in the no, pharynx, and trachea since the area is not uful for gas exchange process b
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顺应性Compliance:Distensibility, the ability of the lungs to tolerate changes in volume, a
property that reflects the prence of elastic fibers. It is defined as the change in volume per unit change in pressure (V/P), the reciprocal of the compliance.△△
用力呼气量Forced expiration volume:The fraction of the forced vital capacity (FVC) expired during the first cond of a forced expiration.
功能余气量Functional residual capacity:It equals to the expiratory rerve volume plus the residual volume. This is the amount of air that remains in the lungs at the end of normal expiration (about 2300ml).
黑-伯反射Hering-Breuer reflex:The Hering-Breuer inflation reflex is an increa in the duration of expiration produced by steady lung inflation, and the Hering-Breuer deflation reflex is a decrea in the duration of expiration produced by marked deflation of a lung.
补吸气量Inspiratory rerve volume:The air inspired with a maximal inspiratory effort in excess of the volume. i.e., the maximum extra volume of air that be inspired over and above the normal tidal volume, it is usually equal to about 3000ml.
胸内压Intrapleural pressure :The pressure within the pleural cavity is called intrapleural pressure.It is always lower than the atmoaphere pressure in physiological condition.
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肺内压Intrapulmonary pressure:The pressure within the alveoli of the lungs, also called intraalveolar pressure.
每分通气量Minute ventilation volume: The total amount of new air moved into the respiratory passages each minute; equal to the tidal volume times the respiratory rate. The minute respiratory volume generally amounts to 6L/min.
few氧容量Oxygen capacity: The oxygen capacity is ud to indicate how much O2 per liter of blood is attached to the hemoglobin when fully saturated with O2, it therefore depends on the individual's hemoglobin concentration.
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氧含量Oxygen content :The oxygen content is ud to indicate how much O2 per liter of blood is attached to the hemoglobin in normal arterial blood, described as percent saturated.
分压Partial pressure :The pressure of the individual gas in a mixed gas is called partial pressure.