Template:Stage 22 histology gallery

• Selected Human Embryo Histology - Stage 22 (week 8)
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  developing cortex labeled

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  central nervous system and ventricles

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  central nervous system and ventricles

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  measured image

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  nose and eyes

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  eye

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  optic nerve

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  lens

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  lens and pigmented epithelium

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  lens and pigmented epithelium

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  head region measured

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  developing cochlea

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  pituitary

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  pituitary measured

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  pituitary

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  vertebra and spinal cord

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  mesonephric ducts and bladder

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  developing testis

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  developing testis labeled

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  developing testis

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  developing testis labeled

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  midgut herniation

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  pelvic region - rectum and bladder

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  pelvic region - rectum and bladder labeled

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  pelvic region - rectum

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  pelvic region - rectum labeled

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  Aorta filled with red blood cells

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  Lungs and thymus

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  Dorsal aorta

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  Placental blood vessels