BIO 102 NVCC Professor Terranova Exam #4
questions with verified answers
describe the events that occur after the organ formation stage Ans✓✓-organs
increase in size and gradually assume their specialized functions
explain the events that take place in human development from ovulation to
implantation Ans✓✓-1. Ovulation(in ovary)
2. secondary oocyte
3. Fertilization of egg(oviduct)
4. cleavage
5. blastocyst
6. Implantation of blastocyst(endo-metrium)
what is inner cell mass Ans✓✓-The part of the blastocyst that will actually
develop into a fetus
what is a blastocyst Ans✓✓-A blastula is where some cell differentiation has
occurred
What is the function of amnion Ans✓✓-Surrounds embryo, holds amniotic fluid
that protects the embryo
What is the function of the yolk sac Ans✓✓-Produces embryos first blood cells
What is the function of the Chorion Ans✓✓-It becomes part of the placenta and
produces HCG , a hormone that helps maintain endometrium
, What is the function of the Alantois Ans✓✓-Forms part of the umbilical cord
When is the placenta fully formed? Ans✓✓-The placenta is fully formed one
month after fertilization
Describe the function and composition of the human placenta? Ans✓✓--Combo
of endometrium blood vessels/ blood vessels of embryos chorion/chorionic villi
-Wastes/nutrients diffuse between mother/embryo
-blood does not mix
-Placenta
-Umbilical cord
-uterus
does maternal blood/ fetal blood usually mix Ans✓✓-no
state the function of the gonadotropin releasing hormone(GnRH)
Ans✓✓-"releasing hormone" stimulates the release of LH and fsh
State the function of luteinizing hormone (LH) Ans✓✓-Promotes testosterone
production
State the function of follicle stimulating hormone (fsh) Ans✓✓-Stimulates sperm
production
what is the function of testosterone Ans✓✓-stimulates sperm production
questions with verified answers
describe the events that occur after the organ formation stage Ans✓✓-organs
increase in size and gradually assume their specialized functions
explain the events that take place in human development from ovulation to
implantation Ans✓✓-1. Ovulation(in ovary)
2. secondary oocyte
3. Fertilization of egg(oviduct)
4. cleavage
5. blastocyst
6. Implantation of blastocyst(endo-metrium)
what is inner cell mass Ans✓✓-The part of the blastocyst that will actually
develop into a fetus
what is a blastocyst Ans✓✓-A blastula is where some cell differentiation has
occurred
What is the function of amnion Ans✓✓-Surrounds embryo, holds amniotic fluid
that protects the embryo
What is the function of the yolk sac Ans✓✓-Produces embryos first blood cells
What is the function of the Chorion Ans✓✓-It becomes part of the placenta and
produces HCG , a hormone that helps maintain endometrium
, What is the function of the Alantois Ans✓✓-Forms part of the umbilical cord
When is the placenta fully formed? Ans✓✓-The placenta is fully formed one
month after fertilization
Describe the function and composition of the human placenta? Ans✓✓--Combo
of endometrium blood vessels/ blood vessels of embryos chorion/chorionic villi
-Wastes/nutrients diffuse between mother/embryo
-blood does not mix
-Placenta
-Umbilical cord
-uterus
does maternal blood/ fetal blood usually mix Ans✓✓-no
state the function of the gonadotropin releasing hormone(GnRH)
Ans✓✓-"releasing hormone" stimulates the release of LH and fsh
State the function of luteinizing hormone (LH) Ans✓✓-Promotes testosterone
production
State the function of follicle stimulating hormone (fsh) Ans✓✓-Stimulates sperm
production
what is the function of testosterone Ans✓✓-stimulates sperm production
