Submit Search
Upload
Chapter 23 Pregnancy, Growth, and Development
•
Download as PPT, PDF
•
18 likes
•
9,306 views
1
1957Hamlet
Follow
Hole's Anatomy and Physiology II
Read less
Read more
Education
Technology
Health & Medicine
Report
Share
Report
Share
1 of 68
Download now
Recommended
Chapter 22 Reproductive System
Chapter 22 Reproductive System
1957Hamlet
Chapter 17 Digestive System
Chapter 17 Digestive System
1957Hamlet
Chapter 10 Nervous System I - Basic Structure and Function
Chapter 10 Nervous System I - Basic Structure and Function
sgossett5757
Chapter 12 Nervous System III - Senses
Chapter 12 Nervous System III - Senses
sgossett5757
Chapter 11 Nervous System II- Divisions of the Nervous System
Chapter 11 Nervous System II- Divisions of the Nervous System
sgossett5757
Chapter 14 Blood
Chapter 14 Blood
1957Hamlet
Chapter 18 Nutrition and Metabolism
Chapter 18 Nutrition and Metabolism
1957Hamlet
Chapter 13 Endocrine System
Chapter 13 Endocrine System
sgossett5757
Recommended
Chapter 22 Reproductive System
Chapter 22 Reproductive System
1957Hamlet
Chapter 17 Digestive System
Chapter 17 Digestive System
1957Hamlet
Chapter 10 Nervous System I - Basic Structure and Function
Chapter 10 Nervous System I - Basic Structure and Function
sgossett5757
Chapter 12 Nervous System III - Senses
Chapter 12 Nervous System III - Senses
sgossett5757
Chapter 11 Nervous System II- Divisions of the Nervous System
Chapter 11 Nervous System II- Divisions of the Nervous System
sgossett5757
Chapter 14 Blood
Chapter 14 Blood
1957Hamlet
Chapter 18 Nutrition and Metabolism
Chapter 18 Nutrition and Metabolism
1957Hamlet
Chapter 13 Endocrine System
Chapter 13 Endocrine System
sgossett5757
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 7 Skeletal System
Chapter 7 Skeletal System
sgossett5757
Female reproductive system Physiology
Female reproductive system Physiology
Raghu Veer
chapter 20: urinary system
chapter 20: urinary system
Michael Walls
17 [chapter 17 the special senses]
17 [chapter 17 the special senses]
Sompoch Thanachaikan
Chapter 16 Lymphatic System and Immunity
Chapter 16 Lymphatic System and Immunity
1957Hamlet
Lecture 2 the urinary system
Lecture 2 the urinary system
Nada G.Youssef
08 Embryology
08 Embryology
Kevin Young
Reproductive system
Reproductive system
Areej Abu Hanieh
Embryo 2nd week
Embryo 2nd week
Muhammadasif909
Urine formation III.pptx
Urine formation III.pptx
Sai Sailesh Kumar Goothy
Chapter 6 integumentary system
Chapter 6 integumentary system
sgossett5757
The Exocrine Functions Of The Pancreas
The Exocrine Functions Of The Pancreas
meducationdotnet
26 [chapter 26 the urinary system]
26 [chapter 26 the urinary system]
Sompoch Thanachaikan
Cranial nerves
Cranial nerves
Sriloy Mohanty
Gametogenesis
Gametogenesis
Srikutty Devu
Spermatogenesis presented by Uttaran Modhukalya
Spermatogenesis presented by Uttaran Modhukalya
UTTARAN MODHUKALYA
Chapter 8 Joints of the Skeletal System
Chapter 8 Joints of the Skeletal System
sgossett5757
Chapter 24 Genetics and Genomics
Chapter 24 Genetics and Genomics
1957Hamlet
Chapter 4 Cellular Metabolism
Chapter 4 Cellular Metabolism
sgossett5757
More Related Content
What's hot
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 7 Skeletal System
Chapter 7 Skeletal System
sgossett5757
Female reproductive system Physiology
Female reproductive system Physiology
Raghu Veer
chapter 20: urinary system
chapter 20: urinary system
Michael Walls
17 [chapter 17 the special senses]
17 [chapter 17 the special senses]
Sompoch Thanachaikan
Chapter 16 Lymphatic System and Immunity
Chapter 16 Lymphatic System and Immunity
1957Hamlet
Lecture 2 the urinary system
Lecture 2 the urinary system
Nada G.Youssef
08 Embryology
08 Embryology
Kevin Young
Reproductive system
Reproductive system
Areej Abu Hanieh
Embryo 2nd week
Embryo 2nd week
Muhammadasif909
Urine formation III.pptx
Urine formation III.pptx
Sai Sailesh Kumar Goothy
Chapter 6 integumentary system
Chapter 6 integumentary system
sgossett5757
The Exocrine Functions Of The Pancreas
The Exocrine Functions Of The Pancreas
meducationdotnet
26 [chapter 26 the urinary system]
26 [chapter 26 the urinary system]
Sompoch Thanachaikan
Cranial nerves
Cranial nerves
Sriloy Mohanty
Gametogenesis
Gametogenesis
Srikutty Devu
Spermatogenesis presented by Uttaran Modhukalya
Spermatogenesis presented by Uttaran Modhukalya
UTTARAN MODHUKALYA
Chapter 8 Joints of the Skeletal System
Chapter 8 Joints of the Skeletal System
sgossett5757
What's hot
(20)
Chapter 20 Urinary System
Chapter 20 Urinary System
Chapter 19 Respiratory System
Chapter 19 Respiratory System
Chapter 15 Cardiovascular System
Chapter 15 Cardiovascular System
Chapter 7 Skeletal System
Chapter 7 Skeletal System
Female reproductive system Physiology
Female reproductive system Physiology
chapter 20: urinary system
chapter 20: urinary system
17 [chapter 17 the special senses]
17 [chapter 17 the special senses]
Chapter 16 Lymphatic System and Immunity
Chapter 16 Lymphatic System and Immunity
Lecture 2 the urinary system
Lecture 2 the urinary system
08 Embryology
08 Embryology
Reproductive system
Reproductive system
Embryo 2nd week
Embryo 2nd week
Urine formation III.pptx
Urine formation III.pptx
Chapter 6 integumentary system
Chapter 6 integumentary system
The Exocrine Functions Of The Pancreas
The Exocrine Functions Of The Pancreas
26 [chapter 26 the urinary system]
26 [chapter 26 the urinary system]
Cranial nerves
Cranial nerves
Gametogenesis
Gametogenesis
Spermatogenesis presented by Uttaran Modhukalya
Spermatogenesis presented by Uttaran Modhukalya
Chapter 8 Joints of the Skeletal System
Chapter 8 Joints of the Skeletal System
Viewers also liked
Chapter 24 Genetics and Genomics
Chapter 24 Genetics and Genomics
1957Hamlet
Chapter 4 Cellular Metabolism
Chapter 4 Cellular Metabolism
sgossett5757
Chapter 3 Cells
Chapter 3 Cells
sgossett5757
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 9 Muscular System
Chapter 9 Muscular System
sgossett5757
Chapter 1 Introduction to Human Anatomy and physiology
Chapter 1 Introduction to Human Anatomy and physiology
sgossett5757
Chapter 5 Tissues
Chapter 5 Tissues
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
Viewers also liked
(14)
Chapter 24 Genetics and Genomics
Chapter 24 Genetics and Genomics
Chapter 4 Cellular Metabolism
Chapter 4 Cellular Metabolism
Chapter 3 Cells
Chapter 3 Cells
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 9 Muscular System
Chapter 9 Muscular System
Chapter 1 Introduction to Human Anatomy and physiology
Chapter 1 Introduction to Human Anatomy and physiology
Chapter 5 Tissues
Chapter 5 Tissues
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.
Similar to 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
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
Early Embryonic development in farm animals
Early Embryonic development in farm animals
Kipjen Laishram
embryologymo-150405023631-conversion-gate01 (1).pptx
embryologymo-150405023631-conversion-gate01 (1).pptx
Lokesh153390
18. Pregnancy, Development, and Lactation
18. Pregnancy, Development, and Lactation
SUNY Ulster
fertilization, pregnancy, and lactation.ppt
fertilization, pregnancy, and lactation.ppt
HumaMuth
Similar to 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
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
Early Embryonic development in farm animals
Early Embryonic development in farm animals
embryologymo-150405023631-conversion-gate01 (1).pptx
embryologymo-150405023631-conversion-gate01 (1).pptx
18. Pregnancy, Development, and Lactation
18. Pregnancy, Development, and Lactation
fertilization, pregnancy, and lactation.ppt
fertilization, pregnancy, and lactation.ppt
Recently uploaded
Software Engineering Methodologies (overview)
Software Engineering Methodologies (overview)
eniolaolutunde
भारत-रोम व्यापार.pptx, Indo-Roman Trade,
भारत-रोम व्यापार.pptx, Indo-Roman Trade,
Virag Sontakke
History Class XII Ch. 3 Kinship, Caste and Class (1).pptx
History Class XII Ch. 3 Kinship, Caste and Class (1).pptx
socialsciencegdgrohi
CARE OF CHILD IN INCUBATOR..........pptx
CARE OF CHILD IN INCUBATOR..........pptx
GaneshChakor2
A Critique of the Proposed National Education Policy Reform
A Critique of the Proposed National Education Policy Reform
Chameera Dedduwage
18-04-UA_REPORT_MEDIALITERAСY_INDEX-DM_23-1-final-eng.pdf
18-04-UA_REPORT_MEDIALITERAСY_INDEX-DM_23-1-final-eng.pdf
ssuser54595a
Paris 2024 Olympic Geographies - an activity
Paris 2024 Olympic Geographies - an activity
GeoBlogs
Enzyme, Pharmaceutical Aids, Miscellaneous Last Part of Chapter no 5th.pdf
Enzyme, Pharmaceutical Aids, Miscellaneous Last Part of Chapter no 5th.pdf
Sumit Tiwari
BASLIQ CURRENT LOOKBOOK LOOKBOOK(1) (1).pdf
BASLIQ CURRENT LOOKBOOK LOOKBOOK(1) (1).pdf
SoniaTolstoy
ENGLISH5 QUARTER4 MODULE1 WEEK1-3 How Visual and Multimedia Elements.pptx
ENGLISH5 QUARTER4 MODULE1 WEEK1-3 How Visual and Multimedia Elements.pptx
AnaBeatriceAblay2
Alper Gobel In Media Res Media Component
Alper Gobel In Media Res Media Component
InMediaRes1
Science lesson Moon for 4th quarter lesson
Science lesson Moon for 4th quarter lesson
JericReyAuditor
Model Call Girl in Tilak Nagar Delhi reach out to us at 🔝9953056974🔝
Model Call Girl in Tilak Nagar Delhi reach out to us at 🔝9953056974🔝
9953056974 Low Rate Call Girls In Saket, Delhi NCR
“Oh GOSH! Reflecting on Hackteria's Collaborative Practices in a Global Do-It...
“Oh GOSH! Reflecting on Hackteria's Collaborative Practices in a Global Do-It...
Marc Dusseiller Dusjagr
Staff of Color (SOC) Retention Efforts DDSD
Staff of Color (SOC) Retention Efforts DDSD
David Douglas School District
Presiding Officer Training module 2024 lok sabha elections
Presiding Officer Training module 2024 lok sabha elections
anshu789521
Incoming and Outgoing Shipments in 1 STEP Using Odoo 17
Incoming and Outgoing Shipments in 1 STEP Using Odoo 17
Celine George
Call Girls in Dwarka Mor Delhi Contact Us 9654467111
Call Girls in Dwarka Mor Delhi Contact Us 9654467111
Sapana Sha
ECONOMIC CONTEXT - LONG FORM TV DRAMA - PPT
ECONOMIC CONTEXT - LONG FORM TV DRAMA - PPT
iammrhaywood
9953330565 Low Rate Call Girls In Rohini Delhi NCR
9953330565 Low Rate Call Girls In Rohini Delhi NCR
9953056974 Low Rate Call Girls In Saket, Delhi NCR
Recently uploaded
(20)
Software Engineering Methodologies (overview)
Software Engineering Methodologies (overview)
भारत-रोम व्यापार.pptx, Indo-Roman Trade,
भारत-रोम व्यापार.pptx, Indo-Roman Trade,
History Class XII Ch. 3 Kinship, Caste and Class (1).pptx
History Class XII Ch. 3 Kinship, Caste and Class (1).pptx
CARE OF CHILD IN INCUBATOR..........pptx
CARE OF CHILD IN INCUBATOR..........pptx
A Critique of the Proposed National Education Policy Reform
A Critique of the Proposed National Education Policy Reform
18-04-UA_REPORT_MEDIALITERAСY_INDEX-DM_23-1-final-eng.pdf
18-04-UA_REPORT_MEDIALITERAСY_INDEX-DM_23-1-final-eng.pdf
Paris 2024 Olympic Geographies - an activity
Paris 2024 Olympic Geographies - an activity
Enzyme, Pharmaceutical Aids, Miscellaneous Last Part of Chapter no 5th.pdf
Enzyme, Pharmaceutical Aids, Miscellaneous Last Part of Chapter no 5th.pdf
BASLIQ CURRENT LOOKBOOK LOOKBOOK(1) (1).pdf
BASLIQ CURRENT LOOKBOOK LOOKBOOK(1) (1).pdf
ENGLISH5 QUARTER4 MODULE1 WEEK1-3 How Visual and Multimedia Elements.pptx
ENGLISH5 QUARTER4 MODULE1 WEEK1-3 How Visual and Multimedia Elements.pptx
Alper Gobel In Media Res Media Component
Alper Gobel In Media Res Media Component
Science lesson Moon for 4th quarter lesson
Science lesson Moon for 4th quarter lesson
Model Call Girl in Tilak Nagar Delhi reach out to us at 🔝9953056974🔝
Model Call Girl in Tilak Nagar Delhi reach out to us at 🔝9953056974🔝
“Oh GOSH! Reflecting on Hackteria's Collaborative Practices in a Global Do-It...
“Oh GOSH! Reflecting on Hackteria's Collaborative Practices in a Global Do-It...
Staff of Color (SOC) Retention Efforts DDSD
Staff of Color (SOC) Retention Efforts DDSD
Presiding Officer Training module 2024 lok sabha elections
Presiding Officer Training module 2024 lok sabha elections
Incoming and Outgoing Shipments in 1 STEP Using Odoo 17
Incoming and Outgoing Shipments in 1 STEP Using Odoo 17
Call Girls in Dwarka Mor Delhi Contact Us 9654467111
Call Girls in Dwarka Mor Delhi Contact Us 9654467111
ECONOMIC CONTEXT - LONG FORM TV DRAMA - PPT
ECONOMIC CONTEXT - LONG FORM TV DRAMA - PPT
9953330565 Low Rate Call Girls In Rohini Delhi NCR
9953330565 Low Rate Call Girls In Rohini Delhi NCR
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.
Download now