Lesson 15.4 Crossword
Across
1. | a clear fluid in which the embryo, and then the fetus, is suspended |
3. | the cord that connects the fetus to the placenta |
7. | a developing human from eight weeks after conception to birth |
8. | the developing human from the time of implantation to the end of the eighth week after conception |
9. | the last stage of birth in which the placenta detaches from the uterine wall and is expelled |
10. | a hormone that stimulates uterine contractions during labor and milk secretion during breastfeeding |
11. | the stage of labor during which the opening of the cervix dilates, or widens |
12. | the stage of labor that starts at full dilation and ends when the baby is delivered |
Down
2. | the binding of the blastocyst to the endometrium |
4. | a fluid-filled cavity |
5. | secretion of milk by the mammary glands |
6. | a hormone that stimulates the secretory cells of the mammary glands to produce milk |