What are the 6 stages of embryogenesis?

What is gametogenesis called in males?

What is gametogenesis called in females?

Where does fertilisation normally occur?

What are the enzymes called that are released from the cortical granules to harden the zona pellucida during fertilisation?

What is cleavage?

In the blastocyst, what are the cells called that are found on the outside and on the inside?

How long does cleavage approximately take?

What does the trophoblast differentiate into?

What does the embryoblast differentiate into?

What cells surround the definitive yolk sac?

What is the membrane called that surrounds the primary yolk sac?

After gastrulation what are the three germ layers called?

What are the main mesoderm components called that fold in the horizontal plane during folding of the embryo?

The appearance of what structure prompts gastrulation to begin?