ANATOMY / THE VISUAL PRACTICAL ATLASEmbryology
Embryology
Identify. Understand. Recall.
Early development, germ layers, folding and placenta.
03 / EXPLORE YOUR SPOTTERS
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5 topics · Open a card to study its reference images and viva.

Membranes & placenta
Amniotic cavity
Provides a fluid-filled protective environment that permits movement and development.
Identify · Structures · Viva 2 references · 4 viva prompts
Membranes & placenta
Yolk sac
Contributes to early nutrient transfer, early haematopoiesis and germ-cell-related developmental pathways.
Identify · Structures · Viva 2 references · 4 viva prompts
Membranes & placenta
Chorion and chorionic villi
Forms the fetal placental interface and supports exchange through villous architecture.
Identify · Structures · Viva 2 references · 4 viva prompts
Membranes & placenta
Umbilical cord
Carries fetal blood between fetus and placenta with connective-tissue protection of the vessels.
Identify · Structures · Viva 2 references · 4 viva prompts
Membranes & placenta
Placental exchange barrier
Permits regulated maternal–fetal exchange without a normal direct mixing of the two circulations.
Identify · Structures · Viva 1 reference · 4 viva prompts