Enviar pesquisa
Carregar
Chapter 23 Pregnancy, Growth, and Development
•
Transferir como PPT, PDF
•
18 gostaram
•
9,314 visualizações
1
1957Hamlet
Seguir
Hole's Anatomy and Physiology II
Leia menos
Leia mais
Educação
Tecnologia
Saúde e medicina
Denunciar
Compartilhar
Denunciar
Compartilhar
1 de 68
Baixar agora
Recomendados
Chapter 17 Digestive System
Chapter 17 Digestive System
1957Hamlet
Chapter 22 Reproductive System
Chapter 22 Reproductive System
1957Hamlet
Chapter 18 Nutrition and Metabolism
Chapter 18 Nutrition and Metabolism
1957Hamlet
Chapter 6 integumentary system
Chapter 6 integumentary system
sgossett5757
Chapter 16 Lymphatic System and Immunity
Chapter 16 Lymphatic System and Immunity
1957Hamlet
Chapter 14 Blood
Chapter 14 Blood
1957Hamlet
Chapter 20 Urinary System
Chapter 20 Urinary System
1957Hamlet
Chapter 19 Respiratory System
Chapter 19 Respiratory System
1957Hamlet
Recomendados
Chapter 17 Digestive System
Chapter 17 Digestive System
1957Hamlet
Chapter 22 Reproductive System
Chapter 22 Reproductive System
1957Hamlet
Chapter 18 Nutrition and Metabolism
Chapter 18 Nutrition and Metabolism
1957Hamlet
Chapter 6 integumentary system
Chapter 6 integumentary system
sgossett5757
Chapter 16 Lymphatic System and Immunity
Chapter 16 Lymphatic System and Immunity
1957Hamlet
Chapter 14 Blood
Chapter 14 Blood
1957Hamlet
Chapter 20 Urinary System
Chapter 20 Urinary System
1957Hamlet
Chapter 19 Respiratory System
Chapter 19 Respiratory System
1957Hamlet
Chapter 15 Cardiovascular System
Chapter 15 Cardiovascular System
1957Hamlet
Chapter 10 Nervous System I - Basic Structure and Function
Chapter 10 Nervous System I - Basic Structure and Function
sgossett5757
Chapter 4 Cellular Metabolism
Chapter 4 Cellular Metabolism
sgossett5757
Chapter 7 Skeletal System
Chapter 7 Skeletal System
sgossett5757
Chapter 8 Joints of the Skeletal System
Chapter 8 Joints of the Skeletal System
sgossett5757
Chapter 3 Cells
Chapter 3 Cells
sgossett5757
Chapter 9 Muscular System
Chapter 9 Muscular System
sgossett5757
Chapter 19: Respiratory System Hole's Human Anatomy and Physiology
Chapter 19: Respiratory System Hole's Human Anatomy and Physiology
Kenneth Smith
Dr. B Ch 19_lecture_presentation
Dr. B Ch 19_lecture_presentation
TheSlaps
Chapter 12 Nervous System III - Senses
Chapter 12 Nervous System III - Senses
sgossett5757
Chapter 13 Endocrine System
Chapter 13 Endocrine System
sgossett5757
Chapter 11 Nervous System II- Divisions of the Nervous System
Chapter 11 Nervous System II- Divisions of the Nervous System
sgossett5757
Chapter 5 Tissues
Chapter 5 Tissues
sgossett5757
Chapter02 chemical composition of the body
Chapter02 chemical composition of the body
nizam5007
Chapter 24
Chapter 24
Yukti Sharma
Chapter 20: Urinary System Hole's Human Anatomy and Physiology
Chapter 20: Urinary System Hole's Human Anatomy and Physiology
Kenneth Smith
Lecture 9 the digestive system
Lecture 9 the digestive system
Nada G.Youssef
163 ch 16_lecture_presentation
163 ch 16_lecture_presentation
gwrandall
the muscular system.ppt
the muscular system.ppt
AliJibbawi4
Embrology of the respiratory system
Embrology of the respiratory system
Oriba Dan Langoya
Chapter 24 Genetics and Genomics
Chapter 24 Genetics and Genomics
1957Hamlet
Chapter 2 Chemical Basis of Life
Chapter 2 Chemical Basis of Life
sgossett5757
Mais conteúdo relacionado
Mais procurados
Chapter 15 Cardiovascular System
Chapter 15 Cardiovascular System
1957Hamlet
Chapter 10 Nervous System I - Basic Structure and Function
Chapter 10 Nervous System I - Basic Structure and Function
sgossett5757
Chapter 4 Cellular Metabolism
Chapter 4 Cellular Metabolism
sgossett5757
Chapter 7 Skeletal System
Chapter 7 Skeletal System
sgossett5757
Chapter 8 Joints of the Skeletal System
Chapter 8 Joints of the Skeletal System
sgossett5757
Chapter 3 Cells
Chapter 3 Cells
sgossett5757
Chapter 9 Muscular System
Chapter 9 Muscular System
sgossett5757
Chapter 19: Respiratory System Hole's Human Anatomy and Physiology
Chapter 19: Respiratory System Hole's Human Anatomy and Physiology
Kenneth Smith
Dr. B Ch 19_lecture_presentation
Dr. B Ch 19_lecture_presentation
TheSlaps
Chapter 12 Nervous System III - Senses
Chapter 12 Nervous System III - Senses
sgossett5757
Chapter 13 Endocrine System
Chapter 13 Endocrine System
sgossett5757
Chapter 11 Nervous System II- Divisions of the Nervous System
Chapter 11 Nervous System II- Divisions of the Nervous System
sgossett5757
Chapter 5 Tissues
Chapter 5 Tissues
sgossett5757
Chapter02 chemical composition of the body
Chapter02 chemical composition of the body
nizam5007
Chapter 24
Chapter 24
Yukti Sharma
Chapter 20: Urinary System Hole's Human Anatomy and Physiology
Chapter 20: Urinary System Hole's Human Anatomy and Physiology
Kenneth Smith
Lecture 9 the digestive system
Lecture 9 the digestive system
Nada G.Youssef
163 ch 16_lecture_presentation
163 ch 16_lecture_presentation
gwrandall
the muscular system.ppt
the muscular system.ppt
AliJibbawi4
Embrology of the respiratory system
Embrology of the respiratory system
Oriba Dan Langoya
Mais procurados
(20)
Chapter 15 Cardiovascular System
Chapter 15 Cardiovascular System
Chapter 10 Nervous System I - Basic Structure and Function
Chapter 10 Nervous System I - Basic Structure and Function
Chapter 4 Cellular Metabolism
Chapter 4 Cellular Metabolism
Chapter 7 Skeletal System
Chapter 7 Skeletal System
Chapter 8 Joints of the Skeletal System
Chapter 8 Joints of the Skeletal System
Chapter 3 Cells
Chapter 3 Cells
Chapter 9 Muscular System
Chapter 9 Muscular System
Chapter 19: Respiratory System Hole's Human Anatomy and Physiology
Chapter 19: Respiratory System Hole's Human Anatomy and Physiology
Dr. B Ch 19_lecture_presentation
Dr. B Ch 19_lecture_presentation
Chapter 12 Nervous System III - Senses
Chapter 12 Nervous System III - Senses
Chapter 13 Endocrine System
Chapter 13 Endocrine System
Chapter 11 Nervous System II- Divisions of the Nervous System
Chapter 11 Nervous System II- Divisions of the Nervous System
Chapter 5 Tissues
Chapter 5 Tissues
Chapter02 chemical composition of the body
Chapter02 chemical composition of the body
Chapter 24
Chapter 24
Chapter 20: Urinary System Hole's Human Anatomy and Physiology
Chapter 20: Urinary System Hole's Human Anatomy and Physiology
Lecture 9 the digestive system
Lecture 9 the digestive system
163 ch 16_lecture_presentation
163 ch 16_lecture_presentation
the muscular system.ppt
the muscular system.ppt
Embrology of the respiratory system
Embrology of the respiratory system
Destaque
Chapter 24 Genetics and Genomics
Chapter 24 Genetics and Genomics
1957Hamlet
Chapter 2 Chemical Basis of Life
Chapter 2 Chemical Basis of Life
sgossett5757
Chapter 21 Water, Electrolyte, and Acid-Base Balance
Chapter 21 Water, Electrolyte, and Acid-Base Balance
1957Hamlet
Chapter 1 Introduction to Human Anatomy and physiology
Chapter 1 Introduction to Human Anatomy and physiology
sgossett5757
Reproductive system ppt
Reproductive system ppt
Babykelle Agsib
Ch16bppt fetal development honors
Ch16bppt fetal development honors
SSpencer53
Prenatal Development
Prenatal Development
doc_sawyer
Kinesiology Word Scramble
Kinesiology Word Scramble
joldham5
Valentine´S Day
Valentine´S Day
Victoria A
valentines day special.
valentines day special.
Suaj
Destaque
(10)
Chapter 24 Genetics and Genomics
Chapter 24 Genetics and Genomics
Chapter 2 Chemical Basis of Life
Chapter 2 Chemical Basis of Life
Chapter 21 Water, Electrolyte, and Acid-Base Balance
Chapter 21 Water, Electrolyte, and Acid-Base Balance
Chapter 1 Introduction to Human Anatomy and physiology
Chapter 1 Introduction to Human Anatomy and physiology
Reproductive system ppt
Reproductive system ppt
Ch16bppt fetal development honors
Ch16bppt fetal development honors
Prenatal Development
Prenatal Development
Kinesiology Word Scramble
Kinesiology Word Scramble
Valentine´S Day
Valentine´S Day
valentines day special.
valentines day special.
Semelhante a Chapter 23 Pregnancy, Growth, and Development
Chapt23 pregnancy & growth
Chapt23 pregnancy & growth
bholmes
Chapt23 pregnancy & growth
Chapt23 pregnancy & growth
bholmes
Prenatal Period
Prenatal Period
Gerry Boy Besa
Unit 6 reproduction
Unit 6 reproduction
Jeff Paek
Lecture 4 development & inheritance
Lecture 4 development & inheritance
Nada G.Youssef
Basic Embryology(1).pdf
Basic Embryology(1).pdf
YasminZeynu
Fertilization early embryo dev't
Fertilization early embryo dev't
optometry student
fertilization-earlyembryodevt-140506222603-phpapp01.pdf
fertilization-earlyembryodevt-140506222603-phpapp01.pdf
ValKentHarveyPiol
RbGrp3 - Fertilization and Development
RbGrp3 - Fertilization and Development
Jessica Kabigting
GENERAL EMBRYOLOGY 001 Embryology Terminology Embryology Terminology.pdf
GENERAL EMBRYOLOGY 001 Embryology Terminology Embryology Terminology.pdf
AHMED ASHOUR
Fertilization, implantaion and embryology
Fertilization, implantaion and embryology
obgymgmcri
163 ch 20_lecture_presentation
163 ch 20_lecture_presentation
gwrandall
Anomalies of the first and second branchial arches
Anomalies of the first and second branchial arches
Dr Medical
29 [chapter 29 development and inheritance]
29 [chapter 29 development and inheritance]
Sompoch Thanachaikan
1general aspects of human prenatal development.ppt
1general aspects of human prenatal development.ppt
ssakher
3.palcenta fetal membrane
3.palcenta fetal membrane
Thumz Industries (MBBS)
Tot presentation
Tot presentation
Alex Chen
GENERAL EMBRYOLOGY 010 Second week of development embryo .pdf
GENERAL EMBRYOLOGY 010 Second week of development embryo .pdf
AHMED ASHOUR
Early Embryonic development in farm animals
Early Embryonic development in farm animals
Kipjen Laishram
08 Embryology
08 Embryology
Kevin Young
Semelhante a Chapter 23 Pregnancy, Growth, and Development
(20)
Chapt23 pregnancy & growth
Chapt23 pregnancy & growth
Chapt23 pregnancy & growth
Chapt23 pregnancy & growth
Prenatal Period
Prenatal Period
Unit 6 reproduction
Unit 6 reproduction
Lecture 4 development & inheritance
Lecture 4 development & inheritance
Basic Embryology(1).pdf
Basic Embryology(1).pdf
Fertilization early embryo dev't
Fertilization early embryo dev't
fertilization-earlyembryodevt-140506222603-phpapp01.pdf
fertilization-earlyembryodevt-140506222603-phpapp01.pdf
RbGrp3 - Fertilization and Development
RbGrp3 - Fertilization and Development
GENERAL EMBRYOLOGY 001 Embryology Terminology Embryology Terminology.pdf
GENERAL EMBRYOLOGY 001 Embryology Terminology Embryology Terminology.pdf
Fertilization, implantaion and embryology
Fertilization, implantaion and embryology
163 ch 20_lecture_presentation
163 ch 20_lecture_presentation
Anomalies of the first and second branchial arches
Anomalies of the first and second branchial arches
29 [chapter 29 development and inheritance]
29 [chapter 29 development and inheritance]
1general aspects of human prenatal development.ppt
1general aspects of human prenatal development.ppt
3.palcenta fetal membrane
3.palcenta fetal membrane
Tot presentation
Tot presentation
GENERAL EMBRYOLOGY 010 Second week of development embryo .pdf
GENERAL EMBRYOLOGY 010 Second week of development embryo .pdf
Early Embryonic development in farm animals
Early Embryonic development in farm animals
08 Embryology
08 Embryology
Último
Food safety_Challenges food safety laboratories_.pdf
Food safety_Challenges food safety laboratories_.pdf
Sherif Taha
ICT role in 21st century education and it's challenges.
ICT role in 21st century education and it's challenges.
MaryamAhmad92
Mixin Classes in Odoo 17 How to Extend Models Using Mixin Classes
Mixin Classes in Odoo 17 How to Extend Models Using Mixin Classes
Celine George
psychiatric nursing HISTORY COLLECTION .docx
psychiatric nursing HISTORY COLLECTION .docx
PoojaSen20
How to Create and Manage Wizard in Odoo 17
How to Create and Manage Wizard in Odoo 17
Celine George
Dyslexia AI Workshop for Slideshare.pptx
Dyslexia AI Workshop for Slideshare.pptx
callscotland1987
ICT Role in 21st Century Education & its Challenges.pptx
ICT Role in 21st Century Education & its Challenges.pptx
AreebaZafar22
microwave assisted reaction. General introduction
microwave assisted reaction. General introduction
Maksud Ahmed
Magic bus Group work1and 2 (Team 3).pptx
Magic bus Group work1and 2 (Team 3).pptx
dhanalakshmis0310
Jual Obat Aborsi Hongkong ( Asli No.1 ) 085657271886 Obat Penggugur Kandungan...
Jual Obat Aborsi Hongkong ( Asli No.1 ) 085657271886 Obat Penggugur Kandungan...
ZurliaSoop
Activity 01 - Artificial Culture (1).pdf
Activity 01 - Artificial Culture (1).pdf
ciinovamais
SKILL OF INTRODUCING THE LESSON MICRO SKILLS.pptx
SKILL OF INTRODUCING THE LESSON MICRO SKILLS.pptx
Amanpreet Kaur
Key note speaker Neum_Admir Softic_ENG.pdf
Key note speaker Neum_Admir Softic_ENG.pdf
Admir Softic
On National Teacher Day, meet the 2024-25 Kenan Fellows
On National Teacher Day, meet the 2024-25 Kenan Fellows
Mebane Rash
2024-NATIONAL-LEARNING-CAMP-AND-OTHER.pptx
2024-NATIONAL-LEARNING-CAMP-AND-OTHER.pptx
MaritesTamaniVerdade
Asian American Pacific Islander Month DDSD 2024.pptx
Asian American Pacific Islander Month DDSD 2024.pptx
David Douglas School District
Spatium Project Simulation student brief
Spatium Project Simulation student brief
Association for Project Management
Mehran University Newsletter Vol-X, Issue-I, 2024
Mehran University Newsletter Vol-X, Issue-I, 2024
Mehran University of Engineering & Technology, Jamshoro
General Principles of Intellectual Property: Concepts of Intellectual Proper...
General Principles of Intellectual Property: Concepts of Intellectual Proper...
Poonam Aher Patil
1029-Danh muc Sach Giao Khoa khoi 6.pdf
1029-Danh muc Sach Giao Khoa khoi 6.pdf
QucHHunhnh
Último
(20)
Food safety_Challenges food safety laboratories_.pdf
Food safety_Challenges food safety laboratories_.pdf
ICT role in 21st century education and it's challenges.
ICT role in 21st century education and it's challenges.
Mixin Classes in Odoo 17 How to Extend Models Using Mixin Classes
Mixin Classes in Odoo 17 How to Extend Models Using Mixin Classes
psychiatric nursing HISTORY COLLECTION .docx
psychiatric nursing HISTORY COLLECTION .docx
How to Create and Manage Wizard in Odoo 17
How to Create and Manage Wizard in Odoo 17
Dyslexia AI Workshop for Slideshare.pptx
Dyslexia AI Workshop for Slideshare.pptx
ICT Role in 21st Century Education & its Challenges.pptx
ICT Role in 21st Century Education & its Challenges.pptx
microwave assisted reaction. General introduction
microwave assisted reaction. General introduction
Magic bus Group work1and 2 (Team 3).pptx
Magic bus Group work1and 2 (Team 3).pptx
Jual Obat Aborsi Hongkong ( Asli No.1 ) 085657271886 Obat Penggugur Kandungan...
Jual Obat Aborsi Hongkong ( Asli No.1 ) 085657271886 Obat Penggugur Kandungan...
Activity 01 - Artificial Culture (1).pdf
Activity 01 - Artificial Culture (1).pdf
SKILL OF INTRODUCING THE LESSON MICRO SKILLS.pptx
SKILL OF INTRODUCING THE LESSON MICRO SKILLS.pptx
Key note speaker Neum_Admir Softic_ENG.pdf
Key note speaker Neum_Admir Softic_ENG.pdf
On National Teacher Day, meet the 2024-25 Kenan Fellows
On National Teacher Day, meet the 2024-25 Kenan Fellows
2024-NATIONAL-LEARNING-CAMP-AND-OTHER.pptx
2024-NATIONAL-LEARNING-CAMP-AND-OTHER.pptx
Asian American Pacific Islander Month DDSD 2024.pptx
Asian American Pacific Islander Month DDSD 2024.pptx
Spatium Project Simulation student brief
Spatium Project Simulation student brief
Mehran University Newsletter Vol-X, Issue-I, 2024
Mehran University Newsletter Vol-X, Issue-I, 2024
General Principles of Intellectual Property: Concepts of Intellectual Proper...
General Principles of Intellectual Property: Concepts of Intellectual Proper...
1029-Danh muc Sach Giao Khoa khoi 6.pdf
1029-Danh muc Sach Giao Khoa khoi 6.pdf
Chapter 23 Pregnancy, Growth, and Development
1.
Copyright © The
McGraw-Hill Companies, Inc. Permission required for reproduction or display. Chapter 23 Lecture PowerPoint
2.
2402 Anatomy and
Physiology II Chapter 23 Susan Gossett [email_address] Department of Biology Paris Junior College
3.
Hole’s Human Anatomy
and Physiology Twelfth Edition Shier Butler Lewis Chapter 23 Pregnancy, Growth, And Development Copyright © The McGraw-Hill Companies, Inc. Permission required for reproduction or display.
4.
5.
6.
7.
23.1 From Science
to Technology Assisted Reproductive Technologies
8.
9.
10.
11.
Copyright © The
McGraw-Hill Companies, Inc. Permission required for reproduction or display. Zona pellucida Zygote Day 0 Ovulation Uterus Endometrium Stem cells Cleavages (first cleavage completed about 30 hours after fertilization) Stem cells Sperm nucleus Egg nucleus Polar bodies Day 4 Late morula Day 3 Early morula Day 2 4-cell stage Day 1 2-cell stage Pronucleus formation begins First cleavage division Fertilization occurs about 12-24 hours after ovulation Day 6-7 Blastocyst implantation
12.
Copyright © The
McGraw-Hill Companies, Inc. Permission required for reproduction or display Blastocyst (a) Trophoblast Inner cell mass Uterine wall (b) Invading trophoblast c: Courtesy of Ronan O'Rahilly, M.D. Carnegie Institute of Washington (c) Inner cell mass Endometrium Trophoblast Copyright © The McGraw-Hill Companies, Inc. Permission required for reproduction or display. Courtesy of Ronan O'Rahilly, M.D. Carnegie Institute of Washington Lumen Endometrium
13.
23.2 From Science
to Technology Preimplantation Genetic Diagnosis
14.
15.
Copyright © The
McGraw-Hill Companies, Inc. Permission required for reproduction or display. Trophoblast cells secrete hCG hCG maintains corpus luteum Corpus luteum continues to secrete estrogens and progesterone Estrogens and progesterone promote growth, development, and maintenance of uterine wall
16.
Copyright © The
McGraw-Hill Companies, Inc. Permission required for reproduction or display. 0 2 4 Months of pregnancy 1 3 5 7 9 6 8 Increasing hormone concentration Estrogens Progesterone Human chorionic gonadotropin
17.
18.
19.
20.
21.
Copyright © The
McGraw-Hill Companies, Inc. Permission required for reproduction or display. Yolk sac Ectoderm Mesoderm Connecting stalk Skin Brain Chorion Heart Amnion Neural tube (Spinal cord) Amniotic fluid Digestive tract Chorionic villi Tail end Allantois Endoderm
22.
Copyright © The
McGraw-Hill Companies, Inc. Permission required for reproduction or display. a,b: © 2007 Landrum B. Shettles; c: © Petit Format/Nestle/Photo Researchers, Inc. (a) (b) (c)
23.
Copyright © The
McGraw-Hill Companies, Inc. Permission required for reproduction or display. b: © Carroll Weiss/Camera M.D. Studios (b) Actual length 4 weeks 5 weeks 6 weeks 7 weeks (a) Actual length Actual length Actual length
24.
Copyright © The
McGraw-Hill Companies, Inc. Permission required for reproduction or display. – (e) 49 ± 1 day (28–30 mm) Developing ear External ear Forebrain Elbow Handplate Lens Midbrain Ear Eyelid Heart prominence Hindlimb External ear Digital rays Pigmented eye Paddle-shaped foot plate Notches between toe rays Webbed fingers Mandibular process Paddle-shaped forelimb External acoustic meatus Fingers separated Toes separated Fan-shaped webbed toes (c) 40 ± 1 day (16–21 mm) (a) 35 ± 1 day (10–12 mm) (b) 37 ± 1 day (12.5–15.75 mm) (d) 45 ± 1 day (22–24 mm) (g) 56 ± 1 day (34–40 mm) (f) 52 ± 1 day (32–34 mm) Maxillary process Developing eye Toe rays Wrist
25.
26.
Copyright © The
McGraw-Hill Companies, Inc. Permission required for reproduction or display. Artery Chorion Chorionic villi Connective tissue Section of villus Lacuna filled with maternal blood Placental membrane Wall of villus Maternal blood Embryonic capillaries Vein Copyright © The McGraw-Hill Companies, Inc. Permission required for reproduction or display. Umbilical cord Umbilical arteries Umbilical vein Placenta Endometrium Lacuna Chorion Myometrium Decidua basalis (maternal portion of placenta) Maternal blood vessels Embryonic blood vessels Villi (embryonic portion of placenta)
27.
Copyright © The
McGraw-Hill Companies, Inc. Permission required for reproduction or display. Chorion Placenta Umbilical cord Amniochorionic membrane Endometrium Myometrium Amniotic fluid
28.
Copyright © The
McGraw-Hill Companies, Inc. Permission required for reproduction or display. © Donald Yaeger/Camera M.D. Studios Copyright © The McGraw-Hill Companies, Inc. Permission required for reproduction or display. 0 Accutane 1 2 3 4 5 6 7 8 9 Month (b) When different teratogens disrupt development 0 1 2 3 4 5 6 7 8 9 Eyes Ears Heart Month (a) When physical structures develop Reproductive system Upper and lower limbs Central nervous system Diethylstilbestrol Thalidomide
29.
30.
Copyright © The
McGraw-Hill Companies, Inc. Permission required for reproduction or display. 13 years 2 month embryo 3 month fetus 22 years Newborn 2 years 5 years
31.
Copyright © The
McGraw-Hill Companies, Inc. Permission required for reproduction or display. Genital tubercle Urogenital folds Labioscrotal folds Fused urogenital folds Perineum Anus Urethral groove (a) Urogenital fold Developing penis (c) (e) (d) (f) Glans penis Scrotum Genital tubercle Glans Urogenital fold Labioscrotal fold (b) Developing clitoris Embryonic tail Urethral groove Glans clitoris Hymen Labia minora Labia majora Perineum Anus Urethral orifice Prepuce Male Female Vaginal orifice
32.
Copyright © The
McGraw-Hill Companies, Inc. Permission required for reproduction or display. Umbilical cord Placenta Uterine wall Cervix Amniochorionic membrane Amniotic fluid
33.
34.
23.1 Clinical Application
Some Causes of Birth Defects
35.
Fetal Blood and
Circulation Copyright © The McGraw-Hill Companies, Inc. Permission required for reproduction or display. Placenta Fetal capillaries Umbilical vein Umbilical arteries Uterine wall Maternal blood in lacuna Diffusion Oxygen and nutrients into fetal blood Diffusion W aste substances into maternal blood Chorionic villus Blood flow from fetus, branch of umbilical artery Blood flow to fetus, branch of umbilical vein
36.
Copyright © The
McGraw-Hill Companies, Inc. Permission required for reproduction or display. Aortic arch Superior vena cava Inferior vena cava Hepatic portal vein Pulmonary artery Left atrium Pulmonary veins Abdominal aorta Pulmonary trunk Left ventricle Left renal artery Common iliac artery Internal iliac artery Umbilical vein Umbilical arteries Placenta Foramen ovale (becomes fossa ovalis) Ductus venosus (becomes ligamentum venosum) Umbilical vein (becomes ligamentum teres) Umbilical arteries (become medial umbilical ligaments) Ductus arteriosus (becomes ligamentum arteriosum) Decreasing blood oxygen level
37.
Copyright © The
McGraw-Hill Companies, Inc. Permission required for reproduction or display. Placenta Liver Lungs Ductus venosus Right atrium Right ventricle Foramen ovale Left atrium Left ventricle Aortic arch Aorta Umbilical vein (oxygen, nutrients) Superior vena cava Inferior vena cava Heart, brain, upper limbs Ductus arteriosus (most of the blood) Pulmonary trunk Trunk and lower limbs Umbilical artery (carbon dioxide, wastes) Umbilical artery (carbon dioxide, wastes) Internal iliac arteries Decreasing blood oxygen level
38.
39.
23.2 Clinical Application
Joined For Life
40.
41.
Copyright © The
McGraw-Hill Companies, Inc. Permission required for reproduction or display. Fetal head is forced toward cervix Cervix is stretched Stretch receptors are stimulated Fetus is moved downward Reflex is elicited that causes stronger uterine contractions
42.
Copyright © The
McGraw-Hill Companies, Inc. Permission required for reproduction or display. Placenta Urethra V agina Cervix Rectum Amniotic sac (b) (a) (c) (d) Placenta Placenta Uterus Symphysis pubis Urinary bladder Ruptured amniotic sac Umbilical cord
43.
Milk Production and
Secretion
44.
© Biophoto Associates/Photo
Researchers, Inc. (a) (b) Glandular tissue with secretions Glandular tissue Connective tissue Copyright © The McGraw-Hill Companies, Inc. Permission required for reproduction or display.
45.
Copyright © The
McGraw-Hill Companies, Inc. Permission required for reproduction or display. Release Duct Lumen Myoepithelial cells Secretion Milk Nipple or areola of breast is stimulated Nerve impulses travel to hypothalamus Hypothalamus signals posterior lobe of pituitary gland to release oxytocin Oxytocin causes myoepithelial cells surrounding alveolar glands to contract Milk is released from ductile system through nipple Copyright © The McGraw-Hill Companies, Inc. Permission required for reproduction or display.
46.
47.
23.3 Clinical Application
Human Milk – The Perfect Food for Human Babies
48.
49.
50.
51.
52.
53.
54.
55.
56.
57.
58.
23.4 Clinical Application
Living To 100 – And Beyond
59.
60.
61.
62.
63.
64.
65.
66.
67.
68.
Quiz 23 Complete
Quiz 23 now! Read Chapter 24.
Baixar agora