Why is this important?The trophoblast gives rise to the CHORION, which have CHORIONIC VILLI that burrow into the uterus. The capillaries within a chorionic villus of the placenta contain blood from the fetus ONLY, not the mother. Therefore, this tissue can be used for genetic testing for birth defects.What condition is when the placenta implants low and covers part of the cervix, so that a C-section must be performed?The placenta can implant anywhere in the uterus. If it implants really low and covers part of the cervix = PLACENTA PREVIA. What are the three primary germ layers, and what do they give rise to?ECTODERM skin and nervous system MESODERM muscles, bones, and blood ENDODERM the GI tract and other organsThe anterior part of the neural tube becomes what?The posterior part of the neural tube becomeswhat?brainspinal cord
Subscribe to view the full document.
Embryology FlashcardsWhat is the condition where the anterior part of the neural tube does not fuse?What is the condition where the posterior part of the neural tube does not fuse? Dietary lack of what substance tends to cause this?ANENCEPHALY (“without a brain”). -The head ends at the eyebrows, and there is no cerebrum.
As a current student on this bumpy collegiate pathway, I stumbled upon Course Hero, where I can find study resources for nearly all my courses, get online help from tutors 24/7, and even share my old projects, papers, and lecture notes with other students.
Temple University Fox School of Business ‘17, Course Hero Intern
I cannot even describe how much Course Hero helped me this summer. It’s truly become something I can always rely on and help me. In the end, I was not only able to survive summer classes, but I was able to thrive thanks to Course Hero.
University of Pennsylvania ‘17, Course Hero Intern
The ability to access any university’s resources through Course Hero proved invaluable in my case. I was behind on Tulane coursework and actually used UCLA’s materials to help me move forward and get everything together on time.