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When Health Begins
The Virtual Human Embryo
Prenatal Development DVD
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Multilingual Illustrated DVD
Multilingual Illustrated DVD
[Tutorial]
The Biology of Prenatal Development
Introduction
0 - 4 Weeks
4 - 6 Weeks
6 - 8 Weeks
8 Weeks
8 - 12 Weeks
3 - 4 Months
4 - 6 Months
6 Months - Birth
IBHAYOLOGI LEPHATSELENE NEKUKHULA KWEMNTFWANA LOSESESIBELETFWENI SENINA
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Siswati
[Swati (siSwati)]
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Table of Contents
Chapter 1 – Introduction
Chapter 2 – Terminology
THE EMBRYONIC PERIOD (THE FIRST 8 WEEKS)
EMBRYONIC DEVELOPMENT: THE FIRST 4 WEEKS
Chapter 3 – Fertilization
Chapter 4 – DNA, Cell Division, and Early Pregnancy Factor (EPF)
Chapter 5 – Early Stages (Morula and Blastocyst) and Stem Cells
Chapter 6 – 1 to 1 1/2 Weeks: Implantation and Human Chorionic Gonadotropin (hCG)
Chapter 7 – The Placenta and Umbilical Cord
Chapter 8 – Nutrition and Protection
Chapter 9 – 2 to 4 Weeks: Germ Layers and Organ Formation
Chapter 10 – 3 to 4 Weeks: The Folding of the Embryo
EMBRYONIC DEVELOPMENT: 4 TO 6 WEEKS
Chapter 11 – 4 Weeks: Amniotic Fluid
Chapter 12 – The Heart in Action
Chapter 13 – Brain Growth
Chapter 14 – Limb Buds and Skin
Chapter 15 – 5 Weeks: Cerebral Hemispheres
Chapter 16 – Major Airways
Chapter 17 – Liver and Kidneys
Chapter 18 – Yolk Sac and Germ Cells
Chapter 19 – Hand Plates and Cartilage
EMBRYONIC DEVELOPMENT: 6 TO 8 WEEKS
Chapter 20 – 6 Weeks: Motion and Sensation
Chapter 21 – The External Ear and Blood Cell Formation
Chapter 22 – The Diaphragm and Intestines
Chapter 23 – Hand Plates and Brainwaves
Chapter 24 – Nipple Formation
Chapter 25 – Limb Development
Chapter 26 – 7 Weeks: Hiccups and Startle Response
Chapter 27 – The Maturing Heart
Chapter 28 – Ovaries and Eyes
Chapter 29 – Fingers and Toes
THE 8-WEEK EMBRYO
Chapter 30 – 8 Weeks: Brain Development
Chapter 31 – Right- and Left-Handedness
Chapter 32 – Rolling Over
Chapter 33 – Eyelid Fusion
Chapter 34 – "Breathing" Motion and Urination
Chapter 35 – The Limbs and Skin
Chapter 36 – Summary of the First 8 Weeks
THE FETAL PERIOD (8 WEEKS THROUGH BIRTH)
Chapter 37 – 9 Weeks: Swallows, Sighs, and Stretches
Chapter 38 – 10 Weeks: Rolls Eyes and Yawns, Fingernails & Fingerprints
Chapter 39 – 11 Weeks: Absorbs Glucose and Water
Chapter 40 – 3 to 4 Months (12 to 16 Weeks): Taste Buds, Jaw Motion, Rooting Reflex, Quickening
Chapter 41 – 4 to 5 Months (16 to 20 Weeks): Stress Response, Vernix Caseosa, Circadian Rhythms
Chapter 42 – 5 to 6 Months (20 to 24 Weeks): Responds to Sound; Hair and Skin; Age of Viability
Chapter 43 – 6 to 7 Months (24 to 28 Weeks): Blink-Startle; Pupils Respond to Light; Smell and Taste
Chapter 44 – 7 to 8 Months (28 to 32 Weeks): Sound Discrimination, Behavioral States
Chapter 45 – 8 to 9 Months (32 to 36 Weeks): Alveoli Formation, Firm Grasp, Taste Preferences
Chapter 46 – 9 Months to Birth (36 Weeks through Birth)
Embryonic Development: 6 to 8 Weeks
Chapter 20
6 Weeks: Motion and Sensation
See Snapshots
Emavikini la-6 tinhlangotsi tebucopho tikhula masinyane kakhulu ngendlela lengalingani naletinye tigaba tengcondvo.
I-embriyo icalisa kunyakata lokutentakalela ngekwako kanye nalokubangelwa yintfo letsite. Lokunyakata loku kufanele kube khona kuze kutewukhutsata kukhula kwemiva nemsipha lokwetayelekile.
See Snapshots
Kutsintfwa kancane ngasemlonyeni kubangela i-embriyo kutsi ibalekise inhloko yayo iyiyise emuva.
Chapter 21
The External Ear and Blood Cell Formation
See Snapshots
Indlebe yangaphandle icalisa kubonakala kutsi yindlebe.
See Snapshots
Emavikini la-6, kwakheka tinhlayiya tengati esibindzini lapho sekukhona emasotja engati lamhlophe. Loluhlobo lolu lwenhlayiya lemhlophe luyincenye lebalulekile yeluhlelo lolwakhekako lwekutivikela kwemtimba etifeni.
Chapter 22
The Diaphragm and Intestines
Idayaframu, lekungumsipha lobalulekile losebenta ngalesikhatsi umuntfu aphefumula, wakhekha ikakhulukati emavikini la-6.
See Snapshots
Incenye yelitfumbu nyalo seyihlomeke kwesikhashana enkhabeni. Lenchubo lena leyetayelekile, lebitwa ngekutsi kuvuleka kwesisu, ivulela letinye titfo letakhekako indzawo esiswini.
Chapter 23
Hand Plates and Brainwaves
See Snapshots
Emavukini la-6 tigadlana tetandla ticalisa kwenta shengatsi tiyendlaleka kancane.
See Snapshots
Umsinga wekusebenta kwengcondvo usuke sewubonakele kutsi ukhona le emuva emavikini la-6 nemalanga la-2.
Chapter 24
Nipple Formation
See Snapshots
Kuvela tingono ngala nangala emtimbeni longenhla masinyane ngembikwekutsi tifike endzaweni letitawugcina tikuyo ngaphambili esifubeni.
Chapter 25
Limb Development
See Snapshots
Emavikini la-6 1/2, tingcoza setiyabonakala, iminwe seyicalisa kwehlukana, futsi netandla setibonakala tinyakata.
See Snapshots
Kwakheka kwematsambo,lokubitwa ngekutsi kucina kwenyama ibe litsambo, kuyacalisa ngekhatsi kweklavikhili, kumbe litsambo lentsamo, kanye nematsambo emhlatsi wangenhla newangentasi.
Chapter 26
7 Weeks: Hiccups and Startle Response
See Snapshots
Intfwabi isuke seyibonakele kuba khona emavikini la-7.
Kunyakata kwemilente nyalo sekuyabonakala, kanye nekwetfuka nakukhona lokwetfusako.
Chapter 27
The Maturing Heart
See Snapshots
Inhlitiyo lemagumbimane cishe seyiphelele. Nawulinganisa, nyalo inhlitiyo ishaya tikhatsi leti-167 ngeliminithi.
Kusebenta ngagezi kwenhlitiyo lokubonakele emavikini la-7 1/2 kuveta lizinga lemsinga lelifana nasemntfwini lomdzala.
Chapter 28
Ovaries and Eyes
See Snapshots
Ebantfwini labasikati, sibeletfo sibonakala emavikini la-7.
See Snapshots
Emavikini la-7 1/2, irethina yeliso lenembala seyibonakala malula futsi emajwabu emehlo asacalisa kukhula masinyane.
Chapter 29
Fingers and Toes
See Snapshots
Iminwe seyehlukene kantsi tintwane tona tihlangene lapho tigcina khona kuphela.
See Snapshots
Tandla nyalo setiyakhona kusondzela ndzawonye, kanjalo netinyawo.
Emalunga asemadvolweni nawo asakhona.
Introduction
0 - 4 Weeks
4 - 6 Weeks
6 - 8 Weeks
8 Weeks
8 - 12 Weeks
3 - 4 Months
4 - 6 Months
6 Months - Birth