The ovarian cycle consists of three phases: follicular (preovulatory) phase, ovulation, and luteal (postovulatory) phase, whereas the uterine cycle is divided into menstruation, proliferative (postmenstrual) phase and secretory (premenstrual) phase
What are the three phases of the ovarian cycle quizlet?
The ovarian cycle has three subphases: the follicular phase ovulation the luteal phase
What is the major role of the phases of ovarian cycle?
The ovarian cycle: The ovarian cycle is the series of changes that occur in the ovary during the menstrual cycle that cause maturation of a follicle, ovulation, and development of the corpus luteum
What is the first phase of the ovarian cycle?
The first half of the ovarian cycle is the follicular phase shown in Figure 1 Slowly rising levels of FSH and LH cause the growth of follicles on the surface of the ovary This process prepares the egg for ovulation As the follicles grow, they begin releasing estrogens and a low level of progesterone
What is the ovarian cycle quizlet?
The ovarian cycle is composed of the follicular phase from day 1 – 13 and the luteal phase from day 14 – 28
Which of the following are stages in the ovarian cycle?
The ovarian cycle consists of three phases: follicular (preovulatory) phase, ovulation, and luteal (postovulatory) phase, whereas the uterine cycle is divided into menstruation, proliferative (postmenstrual) phase and secretory (premenstrual) phase
Which phases of the menstrual cycle occur during the follicular phase of the ovarian cycle?
The follicular phase: The time between the first day of the period and ovulation Estrogen rises as an egg prepares to be released The proliferative phase: After the period, the uterine lining builds back up again Ovulation: The release of the egg from the ovary, mid-cycle
What are the 3 differences between the ovarian and uterine cycles?
The cycle that occurs in the ovaries is the ovarian cycle whereas the cycle that occurs on the uterus is a menstrual cycle Hormone release, follicle development, maturing and release of the egg are the main events of the ovarian cycle This is the difference between ovarian cycle and menstrual cycle
What are menstruation phases?
The four phases of the menstrual cycle are menstruation, the follicular phase, ovulation and the luteal phase Common menstrual problems include heavy or painful periods and premenstrual syndrome (PMS) Knowing when in the menstrual cycle a woman is most likely to conceive can increase the chance of pregnancy
What is ischemic phase?
period lasting 1 or 2 days; it coincides with constriction of the spiral arteries of the endometrium that results from decreasing secretion of estrogen and progesterone The ischemia results in shrinkage and degeneration of the endometrium
What is the third phase of the ovarian cycle called and what occurs during this time?
Lasting about 14 days, the luteal phase is the final phase of the ovarian cycle and it corresponds to the secretory phase of the uterine cycle During the luteal phase, the pituitary hormones FSH and LH cause the remaining parts of the dominant follicle to transform into the corpus luteum, which produces progesterone
What are the 4 phases of menstrual cycle 12?
The menstrual cycle often begins at puberty between the ages of 8 and 15 (average age of 12) It usually starts two years after breasts and pubic hair start to develop Phases of the menstrual cycle: There are four phases: menstruation, the follicular phase, ovulation and the luteal phase
What does luteal phase mean?
The luteal phase is one stage of your menstrual cycle It occurs after ovulation (when your ovaries release an egg) and before your period starts During this time, the lining of your uterus normally gets thicker to prepare for a possible pregnancy
What is the first phase of menstruation quizlet?
In the pre-ovulatory phase of the menstrual cycle, the ovarian follicle will undergo a series of transformations called cumulus expansion, which is stimulated by FSH During this phase, the hormone estrogen causes the lining of the uterus to grow, or proliferate
What phase is second day of period?
The menstrual cycle may be divided into two phases: (1) follicular or proliferative phase, and (2) the luteal or secretory phase The follicular phase begins from the first day of menses until ovulation
Which phase of the menstrual cycle occur during the follicular phase of the ovarian cycle quizlet?
Before ovulation are the follicular phase of the ovarian cycle and the menstrual and proliferative phases of the uterine cycle After ovulation are the luteal phase of the ovarian cycle and the secretory phase of the uterine cycle
What happens during the follicular phase?
The follicular phase starts on the first day of menstruation and ends when ovulation begins During this stage, the ovaries produce follicles, which then house eggs This stimulates the thickening of the uterus’s lining There’s an increase in estrogen during this time
At which stage of the uterine cycle does the menstrual phase occurs?
Question 10 Explanation: The menstrual phase occurs at the very beginning of the uterine cycle It only occurs if no ovum is fertilised The process begins with the breakdown of the corpus luteum which therefore ceases to produce progesterone
What are the 5 stages of menstrual cycle?
The day count for menstrual cycle begins on the first day of menstruation when blood starts to come out of the vaginaPhases of Menstrual cycle Menstrual phase (From day 1 to 5) Follicular phase (From day 1 to 13) Ovulation phase (Day 14) Luteal phase (From day 15 to 28)
What is mid cycle phase?
Ovulation (Mid Cycle) Ovulation occurs when an egg is released from the ovary into the fallopian tube and commonly occurs around the middle of your cycle If you have a 28 day cycle, this means around day 14
What is MC in girl?
The MC full form is the menstrual cycle that is most commonly known as periods by all It is a physical change that occurs naturally when a girl hits her puberty, and it takes place every 28 days
Can I get pregnant on my period?
Can a girl get pregnant if she has sex during her period? Yes, a girl can get pregnant during her period This might happen when: A girl has bleeding that she thinks is a period, but it’s bleeding from ovulation
Which phase of menstrual cycle is called proliferative?
The follicular phase of the female menstrual cycle includes the maturation of ovarian follicles to prepare one of them for release during ovulation During the same period, there are concurrent changes in the endometrium, which is why the follicular phase is also known as the proliferative phase
What happens corpus albicans?
As the corpus luteum is being broken down by macrophages, fibroblasts lay down type I collagen, forming the corpus albicans This process is called “luteolysis” The remains of the corpus albicans may persist as a scar on the surface of the ovary Corpus albicans FMA 18620 Anatomical terminology
What is the most important hormone in the female reproductive cycle?
The most important hormone for reproduction is called gonadotropin releasing hormone, better known as GnRH It is released in a rhythmic fashion every 60 to 120 minutes