6 Questions
What is the primary function of the acrosomal reaction during fertilization?
To release enzymes that break down the zona pellucida
What is the percentage of blastocysts that fail to implant in the uterine wall?
50%-75%
What is the term for the barrier that forms after fertilization to prevent further sperm penetration?
Fertilization membrane
During which stage of development do the inner cells of the conceptus become totipotent?
Floating in the uterus
What is the term for the phenomenon where two oocytes are released and fertilized, resulting in fraternal twins?
Polyovulation
What is the primary function of hCG during implantation?
To stimulate the corpus luteum to produce progesterone
Learn about the process of fertilization, where a sperm and an oocyte combine to form a zygote, and the obstacles that sperm face during this journey. Understand how the sperm nuclei fuse with the oocyte's nuclei and the resulting genetic material. Discover the challenges that sperm overcome to reach the fallopian tubes and the role of cervical mucus and phagocytic leukocytes in this process.
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