Carnegie stage 17

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Facts: Week 6, 42 - 44 days, 11 - 14 mm

View: Lateral view. Amniotic membrane removed.

Features: pigmented eye, nasal pit, nasolacrimal groove, external acoustic meatus, auricular hillock, heart, digital rays, liver pronminance, thigh, ankle, foot plate, umbilical cord

Identify: pigmented eye, nasal pit, nasolacrimal groove, external acoustic meatus, auricular hillock, heart, digital rays, liver prominence, thigh, ankle, foot plate, umbilical cord Labelled Stage 17


Events 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

Retrieved from ‘https://embryology.med.unsw.edu.au/embryology/index.php?title=Carnegie_stage_17&oldid=1639’
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