大连医科大学：《组织胚胎学》课程教学课件（英文讲稿）01.Introduction

IntroductionofHistology

Introduction Introduction Introduction of Histology of Histology of Histology

ContentsContents and Purport to study histologyMethods for histologystudyHistological Techniques

Contents Contents and Purport to study histology Contents and Purport to study histology Methods for histology study Methods for histology study Histological Techniques Histological Techniques

Contents and Purportto study histology-Histology: basic medical science to study normal microstructureandrelatedfunctionIndividualgradation of bodyGross anatomy: naked eyeOrganTissueMicroanatomy: under LMMicro structure: <0.1 mmCellmeasurement：微米(um)、纳米(nm)1mm=1000 μm1μm=1000nmSub-cellMolecularstructuredomainMoleculs

Individual Individual Organ Tissue Tissue Cell Cell Sub Sub-cell -cell Moleculs Moleculs gradation of body Gross anatomy: naked eye Molecular structure domain Microanatomy ：under LM Micro structure：< 0.1 mm measurement：微米 ( μm) 、 纳 米(nm) 1 mm = 1 000 μ m 1 μm = 1 000 nm Microanatomy ：under LM Micro structure：< 0.1 mm measurement：微米 ( μm) 、 纳 米(nm) 1 mm = 1 000 μ m 1 μm = 1 000 nm Contents and Purport to study histology Contents and Purport to study histology – Histology：basic medical science to study normal micro￾structure and related function

Tissue* cells* extracellular matrixepithelialT00the cells from same tissuehave similar morphologyandrelevantfunctionconnective Tultra-micro-structurestructureSkeletmuscleTMusclenervous TBloodcells

* cells * extracellular matrix epithelial T connective T muscle T nervous T the cells from same tissue the cells from same tissue have similar morphology have similar morphology and relevant function and relevant function Tissue ultra￾structure structure micro- structure structure Skelet Muscle Blood cells

Methods for histology studyPay attention toTwo-three dimentionalstructure Structure and functionTrends or static statecomprehensive andcomparing analysis

• Two-three dimentional structure • Structure and function • Trends or static state • comprehensive and comparing analysis • Two-three dimentional structure • Structure and function • Trends or static state • comprehensive and comparing analysis Methods for histology study Methods for histology study

Two or three dimentional structureBAYolkEgg whiteD福AB图2鸡卵的各种切面观

Egg white Yolk Two or three dimentional structure

Structure and function肌肉zlinecross bridgesthick filament10008566611NHH1HHH108088581600thin filamentrelaxing肌睫15160666551055613818060061818680811contractingone sarcomere

Structure and function relaxing relaxing contracting contracting

Trends orstatic stateUterine cycleBeforeDuringovulationovulationDonmerargcoraOvarianluteumCorpusDevelopingfolliciesOwulationluteumendometrium

Trends or static state Uterine cycle Before ovulation During ovulation endometrium Ovarian

comprehensive and comparing analysisSkelet MSmooth MCardiacM骨骼肌平滑肌心肌店0从不疲劳，仅存在于牵动所附着的形成人体器官心脏壁内，负责把骨产生随意运动（如大肠和小肠）血液泵至全身

comprehensive and comparing an alysis Skelet M Smooth M Cardiac M

Histological TechniquesLight microscopyElectronmicroscopyHistochemistryCell cultureAutoradiographBioinformaticsTissue engineering

 Light microscopy Light microscopy  Electron microscopy lectron microscopy  Histochemistry Histochemistry  Cell culture Cell culture  Autoradiograph  Bioinformatics  Tissue engineering Histological Techniques Histological Techniques