ReproductionReproduction && Development Development VideosVideos

11 - - OvulationOvulation 22 - The Menstrual Cycle - The Menstrual Cycle 33 - Conception - Conception 44 - Human Development - Human Development 55 - Amniocentesis - Amniocentesis 66 - Vasectomy - Vasectomy 77 - Formation of Twins - Formation of Twins 88 - Human Embryonic Stem Cells - Human Embryonic Stem Cells 99 - Animal Cloning - Animal Cloning

CLEAVAGECLEAVAGEhttp://www.utm.utoronto.ca/~w3bio380/lecture10.htm

Zebrafish Embryonic Zebrafish Embryonic DevelopmentDevelopmenthttp://www.cas.vanderbilt.edu/bioimages/biohires/animals/danrer/hzfish-4cell30554.jpg

http://www.cas.vanderbilt.edu/bioimages/animals/danrer/zfish-devel.htm

The The 33 germ layers germ layers differentiatedifferentiate into into various tissuesvarious tissues//organsorgans

http://owensboro.kctcs.edu/gcaplan/anat2/notes/23_11.jpg

The The diversitydiversity of of cellscells in the human in the human body are the result ofbody are the result of differentiationdifferentiation

Fundamentals of Anatomy & Physiology (5th Edition), Martini. (2001). Page 65.

Chain dogfish Chain dogfish embryoembryo in egg case in egg case && outside of egg case outside of egg case

http://www.flmnh.ufl.edu/fish/Gallery/Descript/ChainDogfish/ChainDogfish.html

Bird eggs Bird eggs && snake eggs have an snake eggs have an outer protective outer protective shellshell

http://www.chicalo.com/ecoxtreme/photos/gallery/nest.jpg

http://www.eastcoastcolubrids.com/Main/Rat%20Snakes/Yellow/yello_%20rat%202.htm

Turtles also lay Turtles also lay eggseggs

http://www.pingleton.com/redfoot/redfoots.htm

CHICKEN EGGCHICKEN EGG

http://library.thinkquest.org/C006669/media/Biol/img/egg.gif https://www2.carolina.com/webapp/wcs/stores/servlet/CarolinaBio/images/medium/139234_c_la.jpg

Garter snakes undergo Garter snakes undergo live birthlive birthhttp://www.herpnet.net/Iowa-Herpetology/images/snakes/e_gartersnake.jpg http://www.eeob.iastate.edu/faculty/BronikoA/pics/birth.jpg

http://www.gartersnake.co.uk/conc005.htm

MammalsMammals have a have a placentaplacenta that that nourishes the embryonourishes the embryo//fetusfetus

http://www.medgadget.com/archives/img/placenta.GIFhttp://www.robynsnest.com/images/placenta.jpg

The duckbill platypus The duckbill platypus && spiny spiny anteater are anteater are eggegg--layinglaying mammals mammals

http://animaltrial.com/platypus.jpeg

http://www.abc.net.au/science/scribblygum/June2000/img/f_echid10.jpg

KangaroosKangaroos && OpossumsOpossums

http://www.northrup.org/photos/crap/Animals/low/kangaroo-joey.jpg

http://universe-review.ca/I10-82-opossum.jpg

http://www.visualsunlimited.com/images/watermarked/213/213999.jpg

KoalasKoalas && Tasmanian DevilsTasmanian Devils

http://www.sciencenmore.com/koala.jpg

http://www.mountstuart.tased.edu.au/tasmanian%20devil%20site/devil9.jpg

http://virtual.yosemite.cc.ca.us/ghayes/images/DSC03743%20Tasmanian%20Devil%20yawns%20b.JPG

Human Human ReproductionReproduction

MaleMale Reproductive System Reproductive Systemhttp://kcampbell.bio.umb.edu/Oct01gifs/Malerepr.gif

SpermSperm cellscells mature in the mature in the epididymisepididymis

http://www.turbosquid.com/FullPreview/Index.cfm/ID/233868 http://www.bio.davidson.edu/people/jeputnam/companat/restricted/CA7_Re_HumanTestisEpi.jpeg

VASECTOMYVASECTOMY

http://www.dailycartoons.com/images/tremors.gifhttp://www.pennhealth.com/health_info/Surgery/graphics/vasectomy_4.jpg

FemaleFemale Reproductive System Reproductive System

http://www.talksexwithsue.com/tsimages/Femalesideview.jpg

http://www.papscreen.org/ps/v_women/res/cervix.jpg

FemaleFemale Reproductive System Reproductive Systemhttp://academic.pgcc.edu/~aimholtz/AandP/206_ONLINE/Repro/femalerepro1.html

Each Each ovaryovary contains thousands of maturing contains thousands of maturing folliclesfollicles ------ Each follicle contains Each follicle contains ONEONE maturing egg maturing egg

http://faculty.southwest.tn.edu/rburkett/A&P2_r8.jpg

IMPLANTATIONIMPLANTATION

http://www.cytochemia.de/HomePage_CC/Pat_Ind/Habitueller_Abort/Eileiter.jpg

http://www.westcoastinfertility.com/images/aof_implantation.gif

http://www.gdsb.org.cn/syzs/12%20implantation%20in%20the%20uterus.jpg

IMPLANTATIONIMPLANTATION http://connection.lww.com/Products/sadler/images/figurelarge2-11.jpg

Ectoderm Ectoderm && Endoderm Endoderm http://www.bionalogy.com/human_embryology.htm

MesodermMesoderm begins to form begins to form http://www.bionalogy.com/human_embryology.htm

Embryonic DiscEmbryonic Disc Formation Formation http://www.bionalogy.com/human_embryology.htm

ECTOPICECTOPIC PREGNANCY PREGNANCYhttp://www.pennhealth.com/health_info/pregnancy/graphics/images/en/9288.jpg

OVARIAN OVARIAN CANCERCANCER

http://medicalimages.allrefer.com/large/ovarian-cancer-metastasis.jpg

http://www.womenandinfants.com/healthGate/images/exh4463.jpg

Tubal Ligation Tubal Ligation is the is the femalefemale version of a vasectomyversion of a vasectomy

http://www.pennhealth.com/health_info/Surgery/graphics/tuballigation_2.jpg

The Menstrual CycleThe Menstrual Cyclehttp://www.wisc.edu/ansci_repro/lec/lec_11/parts_menstrual.jpg

1)1) Follicle StageFollicle Stage The anterior pituitary The anterior pituitary

gland secretes gland secretes FSHFSH

The maturing follicle The maturing follicle in turn secretes in turn secretes estrogenestrogen thickens thickens the uterine wallsthe uterine walls

1010--14 days14 days

http://www.clearplan.com/gims/Content/image/ovulation_2.gif

2)2) OvulationOvulation Elevated Elevated estrogenestrogen levels levels

cause the anterior cause the anterior pituitary to secrete pituitary to secrete LHLH

LHLH causes the mature causes the mature follicle to follicle to rupturerupture, , releasing the egg (releasing the egg (oocyteoocyte))

Day 14 (about midway)Day 14 (about midway)

http://academic.pgcc.edu/~aimholtz/AandP/206_ONLINE/Repro/Images/ovulation.jpg

http://www.punjabkesari.com/health/health_files/Ovulation.jpg

3)3) Corpus Luteum StageCorpus Luteum Stage

The empty follicle fills The empty follicle fills with fluid to become the with fluid to become the corpus luteumcorpus luteum

The corpus luteum The corpus luteum secretes the hormone secretes the hormone progesteroneprogesterone

Progesterone Progesterone maintainsmaintains the continued growth of the continued growth of the uterusthe uterus

1010--14 days14 days

http://www.healthsquare.com/fgwh/wh1c1703.jpg

http://academic.pgcc.edu/~aimholtz/AandP/206_ONLINE/Repro/femalerepro1.html

4)4) MenstruationMenstruation

If the If the eggegg is is NOTNOT fertilized by fertilized by spermsperm, , progesterone levels progesterone levels decreasedecrease and the and the uterus begins to uterus begins to break downbreak down

33--5 days5 dayshttp://www.pamf.org/health/healthinfo/index.cfm?page=article&sgml_id=aa58491

In Vitro In Vitro FertilizationFertilization

http://www.ocregister.com/newsimages/health_family/2004/raceforthecure/invitro1.gif

http://www.ivfbedi.com/art/images/big-ivf.gif

http://www.shands.org/images/ency/fullsize/17074.jpg

http://embryology.med.unsw.edu.au/wwwhuman/Stages/Stages.htm

The The placentaplacenta nourishes the nourishes the embryoembryo via the via the umbilical cordumbilical cord

http://images.healthcentersonline.com/obgyn/images/article/Womb.jpg

http://embryology.med.unsw.edu.au/Notes/images/placenta/plMembraneW600.jpg

BloodBlood from the mother from the mother && fetus never mix fetus never mix,, BUT BUT……http://www.ghs.org/images/grey/ei_0181.gif

FAS FAS == Fetal Alcohol Syndrome Fetal Alcohol Syndromehttp://www.uwec.edu/piercech/FAS/FAS...2.jpg

Effects of Effects of FASFAS include birth defects include birth defects,, mental mental retardation retardation && abnormal facial features abnormal facial features

http://medgen.genetics.utah.edu/photographs/diseases/high/fig144.jpg

http://en.wikipedia.org/wiki/Image:FASLip.jpg

http://www.thieme.de/dmw/inhalt/engl_or/or18803.jpg

If a pregnant woman gets If a pregnant woman gets RUBELLARUBELLA ((German measlesGerman measles)),, she can pass the she can pass the virusvirus on on

to her baby to her baby Rash Rash,, fever fever,, heart defects heart defects,, blindnessblindness,, deafness deafness && mental retardation mental retardation

http://www.euro.who.int/images/VPI/measleschild.jpg

http://www.ecbt.org/Diseasepic.html

MeconiumMeconium = baby’s first = baby’s first stoolstool

http://z.about.com/d/pregnancy/1/0/w/c/meconium.jpg

http://pediatric.um-surgery.org/new_070198/new/Library/Meconium%20Ileus2.jpg

AMNIOCENTESISAMNIOCENTESIS

http://fig.cox.miami.edu/Faculty/Dana/amniocentesis.jpghttp://images.webmd.com/images/hw/media66/medical/hw/h5550976.jpg

IdenticalIdentical && FraternalFraternal TwinsTwins

http://www.pennhealth.com/health_info/pregnancy/graphics/images/en/19745.jpg

http://www.geddeskeepsake.com/images/3d_ultrasound/stills/twins_feet_head.jpg

ConjoinedConjoined Twins Twins

http://i.cnn.net/cnn/2003/WORLD/asiapcf/south/08/18/india.twins/vstory.india.twins.afp.jpg

http://www.upledger.com/images/Twins2.jpghttp://tommcmahon.typepad.com/photos/uncategorized/hensel2.jpg

http://www.focusmag.gr/id/files/99727/w_conjoined_twins.jpg

FSHFSH & & LHLH are both released by are both released by the the pituitary glandpituitary gland

http://adam.about.com/surgery/100108.htm#

Birth Control PillBirth Control Pill

http://adam.about.com/surgery/100108.htm#

ProlactinProlactin is released by the is released by the pituitary glandpituitary gland

http://www.merck.com/media/mmhe2/figures/fg162_1.gif

http://www.bfar.org/images/breast-anatomy.gif

OxytocinOxytocin causes causes uterineuterine muscle contractionmuscle contraction

Pituitary Gland Pituitary Gland HormonesHormones

http://www.biosbcc.net/barron/physiology/endo/hypopit.htm