1. organ derivative of pointed? 2. primary vesicle of #1? 3. secondary vesicle from #2? 4. ventricle of #3? 5. outer layer of pointed? 6. organ derivative of #5? 7. inner layer of pointed in #5? 8. organ derivative of #7? 9. pointed structure? 10. fate of #9?

Describe the process of egg production (oogenesis).

Name the process of embryo connecting with uterine wall of mother.

Which two extraembryonic structures form the placenta in humans? a) chorion and amnion b) amnion and yolk sac c) allantois and chorion d) yolk sac and allantois Please I need a quicker response

Choose all of the correct statements about the formation and role of somites during development. Somites are formed when the notochord signals adjacent mesoderm cells Somites are ectoderm cells, so they will form teeth, jaws, and skin Somites signal adjacent cells to form ossification centers, which eventually grow bone to form vertebrae and ribs O Somites will directly turn into the neural tube (spinal cord)

Identify major tissues and organs that arise from the ectoderm, the mesoderm, and the endoderm in an embryo.

How much does a 4 week old embryo in gestation weigh during pregancy?

L24 3. After looking at the structure of the blastocyst. Which part of the blastocyst will become the embryo and which part of the blastocyst will become the placenta and embryonic sac?

Explain the main features of embryonic and foetal development.

REPRODUCTIVE ANATOMY Exercise 15 Label, Color, and Discuss an Avian Reproduction System Using colored pencils, label and shade in the following structures: ovary, infundibulum, magnum, isthmus, uterus, and vagina.