reproduction corrections
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22 terms
Terms | Definitions |
|---|---|
 first trimester | heart beat, all organs and tissues developed |
| second trimester | see baby sucking its thumb |
| 5 regulating hormones | estrogen, progesterone, fsh, lh, GnRH |
| adrenal cortex secretes | steroids such as estrogen |
| anterior pituitary secretes | LH and FSH |
| corpus luteum secretes | progesterone |
| developing follice secretes | FSH |
| placenta secretes | estrogen, progesterone, HCL, hCG |
| epididymis | maturation and storage of sperm |
| oviduct | where the egg travels after passing through the ovaries |
| seminal vesicles | adds sugar and mucus to semen |
| placenta | maternal and fetal exchange organ |
| prostate gland | adds alkaline substances to semen |
| vitelline layer of sea urchin | receptor molecules that are specific to binding acrosomal proteins |
| stages of embryonic development | fertilization, cleavage, morula, blastula, gastrula, organogenesis |
| cleavage | period of rapid cell division of the zygote |
| morula | state of embryonic development characterized by a solid ball of cells |
| blastula | ball of cells with a fluid-filled cavity |
| gastrulation | rearranges the cells of a blastula into a three-layered embryo |
| blastocyst | human embryo at the time or implantation |
| organogenesis | formation of the organs |
| thalidomide | drug affected by morphogenesis and made children have deformed arms and legs |
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