Facts: Week 6, 42 - 44 days, 11 - 14 mm
View: Lateral view. Amniotic membrane removed.
Identify: pigmented eye, nasal pit, nasolacrimal groove, external acoustic meatus, auricular hillock, heart, digital rays, liver prominence, thigh, ankle, foot plate, umbilical cord
Ectoderm: sensory placodes, lens pit, otocyst,nasal pits moved ventrally, fourth ventricle of brain
Mesoderm: heart prominence
Head: 1st, 2nd and 3rd pharyngeal arch, forebrain, eye, auricular hillocks
Body: heart, liver, umbilical cord, mesonephric ridge
Limb: upper and lower limb buds, hand digital rays
A | B | C | D | E | F | G | H | I | J | K | L | M | N | O | P | Q | R | S |T | U | V | W | X | Y | Z
Movie of Growth through the Embryonic period (this shows a human embryo growing, all images are to scale)
Human Development (3 Mb, this is a large movie,
images are not to scale)
Movie of Limb Growth(this shows development of the human arm from bud to paddle, to hand with arm)
Movie of Mouse Embryo Growth (this shows a mouse embryo growing)
Movie of Rotating Embryo(this shows an early embryo from all angles)
All Moviesthis shows many different ways of looking in at changes in different embryos.
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Beginnings, Growth and Development
