Proceedings of the International School of Physics "Enrico Fermi.", Volume 76N. Zanichelli, 1981 - Nuclear physics |
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Page 281
... lung units . In this simple picture , gas then diffuses across the lung capil- lary membrane into the circulating blood and from the blood back into the lung . The factors clearly influencing this gas transfer are the ventilation , V ...
... lung units . In this simple picture , gas then diffuses across the lung capil- lary membrane into the circulating blood and from the blood back into the lung . The factors clearly influencing this gas transfer are the ventilation , V ...
Page 283
... Lung structure . Physicists who model the lung , and physiologists alike , tend to picture the lung in two ways : a ) as a « black box » which has elastic properties and can expand or contract to different volumes ( see next subsection ) ...
... Lung structure . Physicists who model the lung , and physiologists alike , tend to picture the lung in two ways : a ) as a « black box » which has elastic properties and can expand or contract to different volumes ( see next subsection ) ...
Page 334
... lung volume above FRC compliance + air flow rate pulmonary resistance . The first term is related to lung and the second to rate of gas flow . At the start of inspiration , the first term is zero ( lung volume = FRC ) ; at the end of ...
... lung volume above FRC compliance + air flow rate pulmonary resistance . The first term is related to lung and the second to rate of gas flow . At the start of inspiration , the first term is zero ( lung volume = FRC ) ; at the end of ...
Contents
A R D THORNTON | 1 |
Physicists and clinicians | 5 |
The Fourier transform properties of an image | 12 |
Copyright | |
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alveolar amplitude analysis aorta aortic approximately arterial pressure arterial system attenuation value basilar membrane beam blood flow blood pressure C₁ capillary cardiac output circulation clinical cm³ CO₂ cochlea cochlear compartment compliance components computed tomography concentration constant counting rate cross-section cuff decrease detector diameter diastolic distribution effect elastin electrode energy equation filter fluid Fourier transform frame frequency function haemoglobin hair cells halothane heart rate impulse response increase left heart linear linear-attenuation coefficient lung manometer measured medical physics membrane method mmHg muscle normal obtained oxygen P₁ P₂ pacemaker patient peripheral resistance photons physicist physiological pulmonary pulsatile pulse ratio region Rendiconti S.I.F. sample scan scanner segment shown in fig shows signal stroke volume systolic techniques tissues transducer transmural pressure tube ultrasonic V₁ velocity venous system ventilation ventricle ventricular vessel viscoelastic volume wall wave form Windkessel X-ray zero