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Larsen's Human Embryology E-Book

Larsen's Human Embryology E-Book

Gary C. Schoenwolf | Steven B. Bleyl | Philip R. Brauer | Philippa H. Francis-West

(2014)

Additional Information

Abstract

Larsen's Human Embryology works as a well-organized, straightforward guide to this highly complex subject, placing an emphasis on the clinical application of embryology and presenting it in an easily digestible manner. Ideal for visual students, this updated medical textbook includes a superior art program, brand-new online animations, and high-quality images throughout; clear descriptions and explanations of human embryonic development, based on all of the most up-to-date scientific discoveries and understanding, keep you abreast of the latest knowledge in the field.

  • Consult this title on your favorite e-reader, conduct rapid searches, and adjust font sizes for optimal readability.
  • Take advantage of the most current advances in molecular biology and genetics.
  • Review the material in a flexible manner that meets your specific needs thanks to a user-friendly design.
  • Access high-yield content and quickly locate key information with help from newly condensed text and additional summary tables.
  • Take advantage of key pedagogical features such as opening "Summary" boxes.
  • Visualize complex concepts more clearly than before through a superior art program and outstanding clinical content and images throughout.
  • Reinforce your understanding of the material and how it will relate to real-life scenarios with "Embryology in Practice" clinical closers added to each chapter.

Table of Contents

Section Title Page Action Price
Front Cover Cover
IFC IFC
Larsen's Human\rEmbryology iii
Copyright iv
Dedication v
Content Experts vii
Preface ix
Acknowledgments x
Contents xi
Video Contents xv
INTRODUCTION 1
WHY STUDY HUMAN EMBRYOLOGY? 2
PERIODS OF HUMAN EMBRYOLOGY 3
PERIOD OF EGG AND EMBRYO: SUMMARY OF MAIN EVENTS 5
PHASES OF HUMAN EMBRYOLOGY 5
BODY AXES: UNDERSTANDING EMBRYONIC COORDINATES 9
WANT TO LEARN MORE? 11
Suggested Readings 13
Chapter 1 - Gametogenesis, Fertilization, and First Week 14
SUMMARY 14
PRIMORDIAL GERM CELLS 16
GAMETOGENESIS 18
SPERMATOGENESIS 22
OOGENESIS 25
OVULATION 30
MENSTRUAL CYCLE 33
FERTILIZATION 33
CLEAVAGE 35
END OF FIRST WEEK: INITIATING IMPLANTATION 37
Suggested Readings 42
Chapter 2 - Second Week: Becoming Bilaminar and Fully Implanting 43
SUMMARY 43
BECOMING FULLY IMPLANTED 45
EMBRYOBLAST REORGANIZES INTO EPIBLAST AND HYPOBLAST 47
DEVELOPMENT OF AMNIOTIC CAVITY 47
DEVELOPMENT OF YOLK SAC AND CHORIONIC CAVITY 48
UTEROPLACENTAL CIRCULATORY SYSTEM BEGINS TO DEVELOP DURING SECOND WEEK 51
Suggested Readings 56
Chapter 3 - Third Week: Becoming Trilaminar and Establishing Body Axes 57
SUMMARY 57
OVERVIEW OF GASTRULATION: FORMING THREE PRIMARY GERM LAYERS AND BODY AXES 59
SPECIFICS OF GASTRULATION: MOVING CELLS TO NEW LOCATIONS AND MAKING ORGAN RUDIMENTS THAT UNDERGO INDUCTIVE INTERACTIONS 68
FORMATION OF NEURAL PLATE 77
PRIMARY VERSUS SECONDARY BODY DEVELOPMENT 80
Suggested Readings 81
Chapter 4 - Fourth Week: Forming the Embryo 82
SUMMARY 82
TUBE-WITHIN-A-TUBE BODY PLAN ARISES THROUGH BODY FOLDING 83
NEURULATION: ESTABLISHING NEURAL TUBE, RUDIMENT OF CENTRAL NERVOUS SYSTEM 87
SECONDARY NEURULATION 95
CRANIAL-CAUDAL REGIONALIZATION OF NEURAL TUBE 95
NEURAL CREST CELLS 96
SOMITE DIFFERENTIATION: FORMING DERMAMYOTOME AND SCLEROTOME 105
Suggested Readings 107
Chapter 5 - Principles and Mechanisms of Morphogenesis and Dysmorphogenesis 108
SUMMARY 108
PRINCIPLES OF MORPHOGENESIS AND DYSMORPHOGENESIS 108
ANIMAL MODELS 110
USING ANIMAL MODELS TO PREDICT HUMAN RISK 115
EXPERIMENTAL TECHNIQUES 115
SIGNALING PATHWAYS 122
EMBRYONIC STEM CELLS AND CLONING 131
Suggested Readings 132
Chapter 6 - Fetal Development and the Fetus as a Patient 133
SUMMARY 133
DURING FETAL PERIOD, EMBRYONIC ORGAN SYSTEMS MATURE AND FETUS GROWS 135
DEVELOPMENT OF PLACENTA 136
DEVELOPMENT OF UMBILICAL CORD 138
EXCHANGE OF SUBSTANCES BETWEEN MATERNAL AND FETAL BLOOD IN PLACENTA 138
INTRAUTERINE GROWTH RESTRICTION 143
MATERNAL DIABETES AND OBESITY 143
PLACENTA PRODUCES SEVERAL IMPORTANT HORMONES 143
PRODUCTION AND RESORPTION OF AMNIOTIC FLUID 144
TWINNING 144
PRENATAL DIAGNOSIS ASSESSES HEALTH OF UNBORN 146
TREATING FETUS IN UTERO 150
FETAL CORD BLOOD AND STEM CELLS 153
PRETERM BIRTH 153
Suggested Readings 154
Chapter 7 - Development of the Skin and Its Derivatives 155
SUMMARY 155
DEVELOPMENT OF SKIN DERIVATIVES 162
DEVELOPMENT OF HAIR 163
DEVELOPMENT OF SEBACEOUS AND SWEAT GLANDS 167
DEVELOPMENT OF MAMMARY GLANDS 167
DEVELOPMENT OF NAILS 169
Suggested Readings 171
Chapter 8 - Development of the Musculoskeletal System 172
SUMMARY 172
TISSUE ORIGINS AND DIFFERENTIATION OF MUSCULOSKELETAL SYSTEM 173
SOMITES DIFFERENTIATE INTO SCLEROTOME AND DERMAMYOTOME 175
RESEGMENTATION OF SCLEROTOMES 178
MYOTOMES DEVELOP AT SEGMENTAL LEVELS 185
LONG BONE AND JOINT DEVELOPMENT 187
DEVELOPMENT OF LIMB MUSCLES 191
Suggested Readings 196
Chapter 9 - Development of the Central Nervous System 197
SUMMARY 197
STRUCTURAL DIVISIONS OF NERVOUS SYSTEM 200
FUNCTIONAL DIVISIONS OF NERVOUS SYSTEM 200
Primary Brain Vesicles Subdivide to Form Secondary Brain Vesicles 200
FORMATION OF BRAIN FLEXURES 202
CYTODIFFERENTIATION OF NEURAL TUBE 204
DIFFERENTIATION OF SPINAL CORD 204
DIFFERENTIATION OF BRAIN 204
GROWTH OF BRAIN 231
Suggested Readings 233
Chapter 10 - Development of the Peripheral Nervous System 234
SUMMARY 234
STRUCTURAL DIVISIONS OF NERVOUS SYSTEM 236
FUNCTIONAL DIVISIONS OF NERVOUS SYSTEM 236
ORIGIN OF PNS 237
DEVELOPMENT OF TRUNK PNS 238
DEVELOPMENT OF CRANIAL PNS 247
Suggested Readings 249
Chapter 11 - Development of the Respiratory System and Body Cavities 251
SUMMARY 251
DEVELOPMENT OF LUNGS AND RESPIRATORY TREE 252
PARTITIONING OF COELOM AND FORMATION OF DIAPHRAGM 260
Suggested Readings 266
Chapter 12 - Development of the Heart 267
SUMMARY 267
ESTABLISHING CARDIAC LINEAGE 269
FORMATION OF PRIMARY HEART TUBE 271
CARDIAC LOOPING 276
FORMATION OF PRIMITIVE BLOOD VESSELS ASSOCIATED WITH THE ENDOCARDIAL TUBE 279
COORDINATED REMODELING OF HEART TUBE AND PRIMITIVE VASCULATURE PRODUCES SYSTEMIC AND PULMONARY CIRCULATIONS 280
SEPTATION OF HEART 283
DEVELOPMENT OF PACEMAKER AND CONDUCTION SYSTEM 295
DEVELOPMENT OF EPICARDIUM AND CORONARY VASCULATURE 296
Suggested Readings 303
Chapter 13 - Development of the Vasculature 304
SUMMARY 304
FORMATION OF BLOOD AND VASCULATURE BEGINS EARLY IN THIRD WEEK 306
VASCULOGENESIS AND ANGIOGENESIS 309
ARTERIES VERSUS VEINS 312
Development of Aortic Arch Arteries 314
DORSAL AORTA DEVELOPS VENTRAL, LATERAL, AND POSTEROLATERAL BRANCHES 320
Primitive Embryonic Venous System is Divided into Vitelline, Umbilical, and Cardinal Systems 327
DEVELOPMENT OF LYMPHATIC SYSTEM 334
DRAMATIC CHANGES OCCUR IN CIRCULATORY SYSTEM AT BIRTH 334
Suggested Readings 340
Chapter 14 - Development of the Gastrointestinal Tract 341
SUMMARY 341
Body Folding 343
DORSAL MESENTERY INITIALLY SUSPENDS ABDOMINAL GUT TUBE 343
THREE REGIONS OF PRIMITIVE GUT 345
Development of Abdominal Foregut 349
SPLEEN DEVELOPMENT 356
VENTRAL MESENTERY DERIVATIVES 356
Midgut Development 357
CYTODIFFERENTIATION OF GUT ENDODERMAL EPITHELIUM 364
DEVELOPMENT OF OUTER INTESTINAL WALL AND ITS INNERVATION 367
Hindgut Development 371
Suggested Readings 374
Chapter 15 - Development of the Urinary System 375
SUMMARY 375
Three Nephric Systems Arise During Development 376
RELOCATION OF KIDNEYS 386
Contributions of Hindgut Endoderm to Urinary Tract 387
DEVELOPMENT OF SUPRARENAL GLAND 389
Suggested Readings 393
Chapter 16 - Development of the Reproductive System 394
SUMMARY 394
Reproductive System Arises with Urinary System 396
IN PRESENCE OF Y CHROMOSOME, MALE DEVELOPMENT OCCURS 396
IN ABSENCE OF Y CHROMOSOME, FEMALE DEVELOPMENT OCCURS 408
Development of External Genitalia 415
Suspension of Mesonephric-Gonadal Complex within Abdomen 418
DEVELOPMENT OF INGUINAL CANALS 419
DESCENT OF TESTES 421
OVARIES BECOME SUSPENDED IN BROAD LIGAMENT OF UTERUS AND ARE HELD HIGH IN ABDOMINAL CAVITY BY CRANIAL SUSPENSORY LIGAMENTS 423
Suggested Readings 428
Chapter 17 - Development of the Pharyngeal Apparatus and Face 429
SUMMARY 429
ORIGIN OF SKULL 431
Development of Pharyngeal Arches 440
Development of Face 449
DEVELOPMENT OF NASAL AND ORAL CAVITIES 453
DEVELOPMENT OF SINUSES 457
FATE OF PHARYNGEAL CLEFTS 458
PHARYNGEAL ARCHES GIVE RISE TO TONGUE 458
DEVELOPMENT OF THYROID GLAND 461
DEVELOPMENT OF PHARYNGEAL POUCHES 462
DEVELOPMENT OF SALIVARY GLANDS 464
DEVELOPMENT OF TEETH 466
Suggested Readings 472
Chapter 18 - Development of the Ears 473
SUMMARY 473
Ear Consists of Three Individual Components 474
DEVELOPMENT OF INNER EAR 475
DEVELOPMENT OF MIDDLE EAR 485
DEVELOPMENT OF EXTERNAL EAR 485
Suggested Readings 487
Chapter 19 - Development of the Eyes 488
SUMMARY 488
EYE ORIGINATES FROM SEVERAL EMBRYONIC TISSUES LAYERS 489
DEVELOPMENT OF OPTIC CUP AND LENS 490
DEVELOPMENT OF EYELIDS 498
Chapter 20 - Development of the Limbs 501
SUMMARY 501
Epithelial-Mesenchymal Interactions Control Limb Outgrowth 503
MORPHOGENESIS OF LIMB 506
TISSUE ORIGINS OF LIMB STRUCTURES 519
DIFFERENTIATION OF LIMB BONES 519
INNERVATION OF DEVELOPING LIMB 519
Figure Credits 525
Index 533
IBC IBC