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When Health Begins
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Prenatal Development DVD
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6 Months - Birth
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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)
Chapter 40
3 to 4 Months (12 to 16 Weeks): Taste Buds, Jaw Motion, Rooting Reflex, Quickening
See Snapshots
Emkhatsini wa 11 na 12 wemaviki, sisindvo sefithasi sikhula cishe 60%.
Emaviki lalishumi nakubili aluphawu lwekuphela kweyekucala incenye yinye kuletintsatfu, kumbe nyangantsatfu wekucala, wekutetfwala.
See Snapshots
Tinambitsi letibonakalako Setivumbuke ngekhatsi emlonyeni.
Ngalesikhatsi umntfwana atalwa, tinambitsi titawusala kuphela elulwimini kanye naseluphahleni lwemlomo.
See Snapshots
Kuhamba kwesisu kucalisa le emuva emavikini la-12 futsi kuchubeke sikhatsi lisitsi asibe ngemaviki la-6.
Loku kwekucala lokukhishelwa ngaphandle litfumbu lelikhulu lefithasi nemntfwana losandza kutalwa kubitwa ngekutsi yimekhoniyamu. Kwentiwe ngema-enzayimi lagaya kudla, emaphrothini, kanye netinhlayiya letifile lokulahlwe ngumgudvu logaya kudla.
See Snapshots
Emavikini la-12, budze betitfo temtimba wangetulu cishe sebufike lapho kumele tikhule tigcine khona nakulinganiswa nebukhulu bemtimba sebuphelele. Ticu temtimba longentasi titsatsa Sikhatsi lesitsi asibe sidzana kufika ebukhulwini lapho kumele tikhule tigcine khona.
See Snapshots
Ngaphandle kwemhlane kanye nelukhakhayi, umtimba wefithasi yonkhe nyalo uyanyakata nakukhona lokuyitsintsa kancane.
See Snapshots
Umehluko ekwakhekeni kwemuntfu loya ngekutsi buyini bulili bemntfwana ucalisa kuvela. Sibonelo, emafithasi lamasikati akhombisa kunyakata kwemihlatsi kakhudlana kunalamadvuna.
See Snapshots
Esikhundleni sekubuyela emuva njengobe sibone phambilini, nyalo nakukhona lokuyitsintsa ngasemlonyeni kubangela kutsi ijikele ngalapho itsintseka ngakhona iphindze ivule nemlomo. Lokunyakata loku kubitwa Ngekutsi the "kutfungatsa" futsi kuchubeka ngisho asatelwe umntfwana, kwelekelele umntfwana losandza kutalwa kutsi atfole ingono yenina ngalesikhatsi amunyiswa libele.
See Snapshots
Buso buyachubeke buyakhula njengobe emafutsa langakadvonswa ngumtimba enta kutsi tihlatsi ticalise kugcwala futsi sekucalisa nekwakheka kwematinyo.
See Snapshots
Emavikini la-15,tinhlayiyasicu letakha ingati tiyafika futsi tiyaphindzaphindzana emkantjeni. Lokunyenti kwakheka kwetinhlayiya tengati kutakwenteka lapha.
See Snapshots
Ngisho naloku kunyakata kucalisa ku-embriyo lena-6 wemaviki, make lotetfwele ucalisa kuva kunyakata kwefithasi emkhatsini wa-14 na-18 wemaviki. Ngalokwetayelekile, lesehlakalo lesi sibitwa ngekutsi kukhahlela.
Introduction
0 - 4 Weeks
4 - 6 Weeks
6 - 8 Weeks
8 Weeks
8 - 12 Weeks
3 - 4 Months
4 - 6 Months
6 Months - Birth