专业英语医电专用期末考试复习资料.docx

专业英语医电专用期末考试复习资料.docx

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专业英语医电专用期末考试复习资料

医疗仪器导论（英）

Introductionto

MedicalEquipment

Technology

主讲教师：

朱祯敏

医用电子信息系

Keywordsandconcepts

C1

Eachbodysystem’snameanditsbasicfunctionANSandCNS（ANS:

自主神经系统（AutonomicNervousSystem）;CNS:

中枢神经系统）Homeostasis&negativefeedbackcontrol

C2

Thestructureoftheheartandthecirculatorysystem:

atria（心房）,ventricles（心脏）,valves（瓣膜）,veinsandarteries（静脉和动脉）

Bloodflowrate（血管内的血液流率）Restingandactionpotentials（静息和动作电位）Polarizationanddepolarization（极化和去极化状态）Theelectricalconductionofthe

heart:

SAnode（窦房结）,AVnode（房室结）

C3

Averages:

mean（平均数）,median（中位数）,andmode（众数）Significantfigure（有效数字）Accuracy&precision（精确度）

C6

Sensor（传感器）,electrode（电极）andtransducer（换能器）Active&passivesensors（有源和无源传感器）Halfcellpotential（hp搬电池电位）DC&ACcoupling（直流和交流耦合）Insertion&applicationerrors（插入误差，应用误差）Surfaceindwelling（宏电极）micro-（微电极）,needleelectrodes（针电极）

C7

Importantkindsofop-amps（运算放大器）Inverting&noninverting（反相与同相运算放大器）Input&output（输入输出）

C8

DiagnosticandMonitoring（诊断和监测）ECGLead（心电图导联）,limb&chestlead（肢体和胸）,unipolar&bipolarlead（单极和双极导联）,augmentedlead（加压导联）

Otherimportantwordsandphrases

Circuit（电路系统）Voltage（电压）,current（电流）,resistance（电阻）Ohm’slaw（欧姆定律）,Kirchhoff'slaw（基尔霍夫定律）Directandalternating（直流和交流）Resistance（电阻）,capacitance（电容）andInductance（电感）

Resistor（电阻器）,capacitor（电容器）andinductor（电感器）

Otherimportantwordsandphrases

Analoganddigitelectronics（模拟和数字电子）Diode&transistor（二极管和三极管）Continuousrangeofvoltages（持续的电压范围）Discretevoltagelevels（离散电压等级）Waveform（波形）

ECG（心电图）,EEG（脑电图）,EMG（肌电图）,EOG（动眼电波图）,EGG（胃电图）

WhatarethemaincontentsofourMETcourse?

TheHeartandCirculatorySystem

IntroductiontoBiomedicalInstrumentationandMeasurement

Electrodes,Sensors,andTransducers

BioelectricAmplifiers

1TheHumanBody:

AnOverview

课程介绍

17MedicalUltrasonography

8Electrocardiography

14IntensiveandCoronaryCareUnits

9PhysiologicalPressureandOther

CardiovascularMeasurements

Vocabularytransducer

词根trans：

转换transfertranslatetransformerelectrocardiography

词根cardio：

心脏的cardiologycardiologist

Vocabularyultrasonography

词根ultra：

beyond，超过

ultraviolet（UV）ultraman

C1.TheHumanBody:

AnOverview

C6.Electrodes,Sensors,andTransducers

C8.Electrocardiography

C9.PhysiologicalPressureandOther

CardiovascularMeasurements

HowcanyoustudyMETwell?

Reading

Exercise

Translation

Vocabulary

ABiomedicalEquipmentTechnician（BMET）isavitalcomponentofthehealthcaredeliverysystem.Employedbyhospitals,clinics,andthemilitary;BMETsarehighlyskilledtechniciansresponsibleforensuringmedicalequipmentisdeemedserviceable,safe,andproperlyconfiguredtomeetthemissionofahospitalorganization.Thesemenandwomenareresponsibleforinstalling,inspecting,repairing,calibration,preventivemaintenance,education,andmodificationofbiomedicalequipmentand

supportsystems.

Examplesofdifferentareasofbiomedicalequipmenttechnologyare:

Radiographicandflouroscopicx-ray,Diagnosticultrasound,LASERs,Mammography,Telemedicine,Filmimageprocessing,NuclearMedicine,Gammacameras,Positronemissiontomography（PET）,Medicalimaging,ComputedTomography（CT）,Electronmicroscope,Picturearchivingandcommunicationsystems（PACS）,MagneticResonanceImaginginstrument（MRIscanner）,Physiologicalmonitoring,Sterilization,Dental,Optometry,Surgical,Anesthesia,Laboratory,Dialysis,RespiratoryServices（ventilators）,Computers,andInformationTechnology.

Radiographicandflouroscopicx-ray（X线照相术）

Mammography（乳房影像）

iagnosticultrasound（诊断用超声）

PhotocourtesyPhilipsResearch

3Dultrasoundimages

LASER（激光）

LaserBurnDebridementProcedure

NuclearMedicine（核医学）

Nuclearmedicineimagingtechniquesgivedoctorsanotherwaytolookinside

thehumanbody.Thetechniquescombinetheuseofcomputers,detectors,

andradioactivesubstances.Thesetechniquesinclude:

•Positronemissiontomography（PET）

•Singlephotonemissioncomputedtomography（SPECT）

•Cardiovascularimaging

•Bonescanning

MethodsofRadioactiveDecay（放射性衰变的方式）

Gammacamera（伽马照相机）

γ－肺γ－胸腔γ－心室

Gammacamera（伽马照相机）

准直器探测晶体光电倍增管铅板

Gammacamera（伽马照相机）

Positronemissiontomography（PET）正电子发射体层摄影

Apositron-emissiontomography（PET）imageisa

'photograph'ofhigh-energyγ-raysemittedfroma

positron-emittingradioisotope.

PET－脑

PET－充盈心肌

PET－缺血心肌

ComputedTomography（CT）X射线计算机断层摄影

ACT（computedtomography）scanisamuchmoresensitiveimagingtechniquethanx-ray,allowinghighdefinitionofnotonlythebonystructuresbutalsothesofttissues.Clearimagesoforgansandstructures,suchasthebrain,muscles,joints,veinsandarteries,aswellasoftumorsandhemorrhages（n.出血）,maybeobtainedwithorwithouttheinjectionofcontrastingdye.

CT－肾

ComputedTomography（CT）X射线计算机断层摄影

Imageanobjectfrommanydif