Sexuality (NURS270) 2025 LATEST UPDATED | COMPREHENSIVE
QUESTIONS WITH 100% RATED ANSWERS | GUARANTEED TO PASS!!
The Menstrual Cycle - (answers)- Composed of 4 phases.
- Normal cycle is 21 to 45 days in length.
- The mean age for menarche (first menstration) in the United States is 12.87 years or 1 to 3
years after breast budding.
- Pregnacy can occur after the first menstrual cycle.
- Most women have ovulatory cycles within 24 months after menarche.
Phases of Menstrual Cycle - Menstrual Phase - (answers)- Days 1 to 5 of cycle.
- Shedding of the endometrium occurs in the form of uterine bleeding.
Phases of Menstrual Cycle - Proliferation Phase - (answers)- Day 5 to ovulation.
- Endometrium is restored under primary hormone influence of estrogen.
- In this Pre Ovulatory phase, follicle stimulating hormone is secreted by the anterior pituitary.
- Pre Ovulatory surge of luteinizing hormone coverts the follicle to a corpus luteum, which
produces progesterone.
Phases of Menstrual Cycle - Secretory Phase - (answers)- Ovulation to approximately 3 days
before menstrual cycle.
- Estrogen levels level off.
- Progesterone levels increase.
Phases of Menstrual Cycle - Ischemic Phase - (answers)- Approximately 3 days before
menstruation to onset of menstruation.
- If fertilization does not occur, the corpus luteum degenerates.
- Estrogen & progesterone levels drop.
, - Endometrium becomes blood starved, leading to onset of menstruation.
Fertilization - Indication of Ovulation - (answers)- A slight drop in temperature occurs 1 day
prior to ovulation, a rise of 0.5 to 1 degree F in temperature occurs at ovulation, temperature
remain elevated approximately 10 to 12 days.
- Cervical mucus is abundant, watery, clear, & more alkaline.
- Cervical OS dilates slightly, softens, & rises in the vagina.
- Spinnbarkeit (egg white stretch invests of cervical mucus) is present.
- Ferning is seen under microscope.
Fertilization - Conditions For - (answers)- Postcoital test demonstrates live, motile, normal sperm
present in cervical mucus.
- Fallopian tubes are patent.
- Endometrial biopsy indicates adequate progesterone & secretory endometrium.
- Semen is supportive to pregnancy, 2 mL semen, at least 2 million sperm per mL, >60% are
normal, & >50% are motile.
Fertilization - Implementation - (answers)- Fertilization takes place in ampulla (outer third)
section of Fallopian tube.
- The zygote (fertilized ovum) takes 3 to 4 days to enter uterus.
- It takes 7 to 10 days to complete the process of nidation (implantation).
Fertilization - Fetal Development - (answers)Zygote:
- 12 to 14 days after fertilization.
- From the time the ovum is fertilized until it is implanted into the uterus.
Embryo:
- 3 to 8 weeks after fertilization.
- Embryo most vulnerable to teratogens (viruses, drugs, radiation, or infections), which can cause
major congenital anomalies.
QUESTIONS WITH 100% RATED ANSWERS | GUARANTEED TO PASS!!
The Menstrual Cycle - (answers)- Composed of 4 phases.
- Normal cycle is 21 to 45 days in length.
- The mean age for menarche (first menstration) in the United States is 12.87 years or 1 to 3
years after breast budding.
- Pregnacy can occur after the first menstrual cycle.
- Most women have ovulatory cycles within 24 months after menarche.
Phases of Menstrual Cycle - Menstrual Phase - (answers)- Days 1 to 5 of cycle.
- Shedding of the endometrium occurs in the form of uterine bleeding.
Phases of Menstrual Cycle - Proliferation Phase - (answers)- Day 5 to ovulation.
- Endometrium is restored under primary hormone influence of estrogen.
- In this Pre Ovulatory phase, follicle stimulating hormone is secreted by the anterior pituitary.
- Pre Ovulatory surge of luteinizing hormone coverts the follicle to a corpus luteum, which
produces progesterone.
Phases of Menstrual Cycle - Secretory Phase - (answers)- Ovulation to approximately 3 days
before menstrual cycle.
- Estrogen levels level off.
- Progesterone levels increase.
Phases of Menstrual Cycle - Ischemic Phase - (answers)- Approximately 3 days before
menstruation to onset of menstruation.
- If fertilization does not occur, the corpus luteum degenerates.
- Estrogen & progesterone levels drop.
, - Endometrium becomes blood starved, leading to onset of menstruation.
Fertilization - Indication of Ovulation - (answers)- A slight drop in temperature occurs 1 day
prior to ovulation, a rise of 0.5 to 1 degree F in temperature occurs at ovulation, temperature
remain elevated approximately 10 to 12 days.
- Cervical mucus is abundant, watery, clear, & more alkaline.
- Cervical OS dilates slightly, softens, & rises in the vagina.
- Spinnbarkeit (egg white stretch invests of cervical mucus) is present.
- Ferning is seen under microscope.
Fertilization - Conditions For - (answers)- Postcoital test demonstrates live, motile, normal sperm
present in cervical mucus.
- Fallopian tubes are patent.
- Endometrial biopsy indicates adequate progesterone & secretory endometrium.
- Semen is supportive to pregnancy, 2 mL semen, at least 2 million sperm per mL, >60% are
normal, & >50% are motile.
Fertilization - Implementation - (answers)- Fertilization takes place in ampulla (outer third)
section of Fallopian tube.
- The zygote (fertilized ovum) takes 3 to 4 days to enter uterus.
- It takes 7 to 10 days to complete the process of nidation (implantation).
Fertilization - Fetal Development - (answers)Zygote:
- 12 to 14 days after fertilization.
- From the time the ovum is fertilized until it is implanted into the uterus.
Embryo:
- 3 to 8 weeks after fertilization.
- Embryo most vulnerable to teratogens (viruses, drugs, radiation, or infections), which can cause
major congenital anomalies.
