16 Questions
What is the main focus of the ovarian cycle?
Transformation of primordial follicle to graafian follicle
Which hormone controls the ovarian cycle?
Luteinizing hormone (LH) and Follicle Stimulating hormone (FSH)
During which phase does the transformation of primordial follicle to graafian follicle occur?
Follicular phase
What characterizes the events of follicular development?
Change of squamous epithelium surrounding the oocyte to cuboidal epithelium
What hormone corresponds to the proliferative phase of the menstrual cycle?
Estrogen
What are the main interrelationships between the ovarian and uterine cycles?
Synchronization in ovulation and menstruation
What is the glycoprotein substance called that is secreted on the surface of the oocyte by the granulosa cells and oocyte?
Zona pellucida
During the follicular phase, what substance is secreted by the granulosa cells and theca interna that initiates the proliferative phase of the menstrual cycle?
Oestrogen
What structure is formed when fluid-filled spaces coalesce between the granulosa cells during follicular development?
Antrum
Which structure in the ovary secretes progesterone during the luteal phase of the menstrual cycle?
Corpus luteum
What process involves the release of the secondary oocyte from the ruptured graafian follicle?
Ovulation
What happens to the corpus luteum if pregnancy does not occur?
It degenerates to become corpus albicans
What hormone sustains the corpus luteum if pregnancy occurs?
Human Chorionic Gonadotropin (HcG)
What is formed by the ovarian stromal connective tissue around the granulosa cell during follicular development?
Theca folliculi
What structure drags the ovulated secondary oocyte into the fallopian tube?
Fimbriae of the uterine tube
What is rearranged around the granulosa cell to form two distinct layers during follicular development?
Theca folliculi
Study the activities involved in the development of the human embryo during the first week of intrauterine life. Topics include ovarian cycle, ovulation, fertilization, cleavage, blastocyst formation, uterus at the time of implantation, and applied embryology.
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