Description : In the fertile human female, approximately on which day of the menstrual cycle does ovulation take place? (a) Day 14 (b) Day 18 (c) Day 1 (d) Day 8
Last Answer : (a) Day 14
Description : Assertion : Estrogen level is high during the follicular phase of menstrual cycle . Reason : During this phase corpus luteum secrete large amount of e
Last Answer : Assertion : Estrogen level is high during the follicular phase of menstrual cycle . Reason : During this ... D. If both Assertion & Reason are False.
Description : Ovulation in the human female normally takes place during the menstrual cycle
Last Answer : Ovulation in the human female normally takes place during the menstrual cycle A. At the end of ... D. At the beginning of the proliferative phase
Description : Ovulation in the human female normally takes place during the menstrual cycle (a) at the mid secretory phase (b) just before the end of the secretory phase (c) at the beginning of the proliferative phase (d) at the end of the proliferative phase.
Last Answer : (d) at the end of the proliferative phase.
Description : Assertion. Corpus luteum is produced by Graafian follicle after ovulation Reason. It secretes estrogen which is necessory to maintain pregnancy.
Last Answer : Assertion. Corpus luteum is produced by Graafian follicle after ovulation Reason. It secretes estrogen which is necessory to ... A. A B. B C. C D. D
Description : For the treatment of female infertility, clomiphene citrate is used in the following manner: A. Daily from 5th to 10th day of menstrual cycle B. On alternate days over the last two weeks of menstrual cycle C. Cyclically for 3 weeks with one week gap D. Continuously till conception occurs
Last Answer : A. Daily from 5th to 10th day of menstrual cycle
Description : Which one of the following is the correct matching of the events occurring during menstrual cycle? (a) Proliferative phase : Rapid regeneration of myometrium and maturation of Graafian follicle (b) ... ) Ovulation : LH and FSH attain peak level and sharp fall in the secretion of progesterone
Last Answer : (b) Secretory phase : Development of corpus luteum and increased secretion of progesterone
Description : Assertion : The level of FSH & LH attain a peak level in the middle of the menstrual cycle . Reason : The FSH & LH surge induces rupture of Graafian f
Last Answer : Assertion : The level of FSH & LH attain a peak level in the middle of the menstrual cycle . Reason ... . D. If both Assertion & Reason are False.
Description : No new follicles develop in the luteal phase of the menstrual cycle because (a) follicles do not remain in the ovary after ovulation (b) FSH levels are high in the luteal phase (c) LH levels are high in the luteal phase (d) both FSH and LH levels are low in the luteal phase.
Last Answer : (d) both FSH and LH levels are low in the luteal phase.
Description : Mainly which type of hormones control the menstrual cycle in human beings? (a) FSH (b) LH (c) FSH, LH, estrogen (d) progesterone
Last Answer : (a) FSH
Description : Assertion : Corpus luteum is present in proliferative phase of menstrual cycle . Reason : High concentration of progesterone is present in proliferati
Last Answer : Assertion : Corpus luteum is present in proliferative phase of menstrual cycle . Reason : High ... . If both Assertion & Reason are False.
Description : Assertion : In post natal life , oocyte development occurs in mature follicle Reason : After ovulation , Graafian follicle transforms in corpus luteum
Last Answer : Assertion : In post natal life , oocyte development occurs in mature follicle Reason : After ovulation , ... D. If both Assertion & Reason are False.
Description : In the 28 day human ovarian cycle, the ovulation takes place typically on (a) day 14 of the cycle (b) day 28 of the cycle (c) day 1 of the cycle (d) day 5 of the cycle
Last Answer : (a) day 14 of the cycle
Description : During menstrual cycle, levels of LH and estrogen are highest around
Last Answer : During menstrual cycle, levels of LH and estrogen are highest around A. 14th day B. 21st day C. 7th day D. 28th day.
Description : Which is an effect of the hormone estrogen? A) accumulation of a fat layer beneath the skin B) pelvic girdle grows wider C) breast development D) egg maturation and menstrual cycle control E) All of the choices are estrogen effects.
Last Answer : E) All of the choices are estrogen effects.
Description : About which day in a normal human menstrual cycle does rapid secretion of LH (popularly called LH surge) normally occurs? (a) 14th day (b) 20th day (c) 5th day (d) 11th day (
Last Answer : (a) 14th day
Description : Human menstrual cycle is controlled by hormones produced and secreted by :
Last Answer : Human menstrual cycle is controlled by hormones produced and secreted by : A. Pituitary and Ovary B. Pituitary and Uterus C. Only uterus D. Only Ovary
Description : In humans, ovarian follicles reach maturity from the beginning of a menstrual cycle in (a) 5 to 7 days (b) 7 to 9 days (c) 10 to 14 days (d) 14 to 16 days
Last Answer : Ans:(c)
Description : Assertion : When sperm enters in egg , one polar body is released in human . Reason : At the time of ovulation eggs found in secondary Oocyte phase .
Last Answer : Assertion : When sperm enters in egg , one polar body is released in human . Reason : At the time ... False . D. If both Assertion & Reason are False.
Description : Assertion : The menstrual flow results due to breakdown of endometrial lining of the uterus and its blood vessels . Reason : Rapid fall in the level o
Last Answer : Assertion : The menstrual flow results due to breakdown of endometrial lining of the uterus and its blood ... D. If both Assertion & Reason are False.
Description : In human female, the blastocyst (a) forms placenta even before implantation (b) gets implanted into uterus 3 days after ovulation (c) gets nutrition from uterine endometrial secretion only after implantation (d) gets implanted in endometrium by the trophoblast cells.
Last Answer : (d) gets implanted in endometrium by the trophoblast cells.
Description : (i) Draw a labelled diagram of the human female reproductive system. (ii) Enumerate the events in the ovary of a human female during (b) Luteal phase of menstrual cycle (a) Follicular phase -Biology
Last Answer : (i)Refer to page no. 43. (2) (ii) (a) Follicular phase The primary follicle in the ovary grow to become fully mature Graafian follicle. Endometrium gets thickened. The ... Luteal phase The remaining parts of ruptured Graafian follicle transforms into corpus luteum, that secretes progesterone.
Description : Which of the following hormone levels will cause release of ovum (ovulation) from the Graffian follicle? (a) High concentration of Estrogen (b) High concentration of Progesterone (c) Low concentration of LH (d) Low concentration of FSH
Last Answer : a) High concentration of Estrogen
Description : Assertion : Cattle breeds can be improved by super ovulation and embryo transplantation. Reason : Superovolutation in high milk-yielding cows is induc
Last Answer : Assertion : Cattle breeds can be improved by super ovulation and embryo transplantation. Reason : ... D. If both assertion and reason are false
Description : The serum estradiol level in women during 21–30 days of menstrual cycle is (A) 10-20 pg/ml (B) 22-66 pg/ml (C) 73-149 pg/ml (D) 1000 pg/ml
Last Answer : Answer : C
Description : The serum estradiol level in women during 11–20 days of menstrual cycle is (A) 5–30 pg/ml (B) 50–300 pg/ml (C) 500–900 pg/ml (D) 1000 pg/ml
Last Answer : Answer : B
Description : The serum estradiol level in women during 1–10 days of menstrual cycle is (A) 0–10 pg/ml (B) 12–20 pg/ml (C) 24–68 pg/ml (D) 80–100 pg/ml
Description : The secretory phase in the human menstrual cycle is also called (a) luteal phase and lasts for about 6 days (b) follicular phase and lasts for about 6 days (c) luteal phase and lasts for about 13 days (d) follicular phase and lasts for about 13 days
Last Answer : c) luteal phase and lasts for about 13 days
Description : The contraceptive ‘Saheli’ (a) blocks estrogen receptors in the uterus, preventing eggs from getting implanted (b) increases the concentration of estrogen and prevents ovulation in females (c) is an IUD (d) is a post-coital contraceptive.
Last Answer : (a) blocks estrogen receptors in the uterus, preventing eggs from getting implanted
Description : The rise in basal body temperature at the time of ovulation is because of Options: 1) Decreased estrogen 2) Increased Progesterone 3) Decreased Leutinizing hormone 4) Increased Follicular Stimulating hormone
Last Answer : Correct Answer: 2) Increased Progesterone
Description : A progestin and an estrogen are combined in oral contraceptive pill because: A. The estrogen blocks the side effects of the progestin B. The progestin blocks the side effects of the estrogen C. Both synergise to suppress ovulation D. Both synergise to produce hostile cervical mucus
Last Answer : C. Both synergise to suppress ovulation
Description : The purpose/purposes served by the progestin component of the combined estrogen + progestin contraceptive pill is/are: A. Suppression of ovulation B. Prompt bleeding at the end of the course C. Blockade of increased risk of endometrial carcinoma D. All of the above
Last Answer : D. All of the above
Description : The contraceptive 'SAHELI' (1) blocks estrogen receptors in the uterus, preventing eggs from getting implanted. (2) increases the concentration of estrogen and prevents ovulation in females. (3) is an lUD. (4) is a post-coital contraceptive.
Last Answer : (1) blocks estrogen receptors in the uterus, preventing eggs from getting implanted.
Description : Assertion : After ovulation ruptured graafian follicle transforms into corpus luteum . Reason : Corpus luteum act as endocrine gland and it is stable
Last Answer : Assertion : After ovulation ruptured graafian follicle transforms into corpus luteum . Reason : Corpus ... If both Assertion & Reason are False.
Description : If the menstrual cycle is of 35 days then what is risk period (cycle start on `1^(st)` day) :-
Last Answer : If the menstrual cycle is of 35 days then what is risk period (cycle start on `1^(st)` day) :- A. `9^(th) ... th)` days D. `18^(th)` to `35^(th)` days
Description : Onset of menstrual cycle in female anthrapoid primates is
Last Answer : Onset of menstrual cycle in female anthrapoid primates is A. Puberty B. Menarche C. Menopause D. Menstruation
Description : Which one of the following statements is incorrect about menstruation? (a) At menopause in the female, there is especially abrupt increase in gonadotropic hormones. (b) The beginning of the cycle of ... normal menstruation about 40 mL blood is lost. (d) The menstrual fluid can easily clot.
Last Answer : (d) The menstrual fluid can easily clot.
Description : Does estrogen replacement therapy help with controlling heavy menstrual periods?
Last Answer : The estrogen replacement therapy is one of the ways that is recommeneded by doctors to control overly heavy periods. This treatement is most commonly done through the use of Birth Control pills.
Description : Assertion : All Eutherian are placental mammals . Reason : All placental mammals have menstrual
Last Answer : Assertion : All Eutherian are placental mammals . Reason : All placental mammals have menstrual A. If ... D. If both Assertion & Reason are False.
Description : Assertion : If fertilization dies not occur than the corpus luteum begins to degenerate . Reason : The levels of progesterone and estrogen decline due
Last Answer : Assertion : If fertilization dies not occur than the corpus luteum begins to degenerate . Reason : The ... D. If both Assertion & Reason are False.
Description : Select the correct option describing gonadotropin activity in a normal pregnant female. (a) High level of FSH and LH stimulates the thickening of endometrium. (b) High level of FSH and LH ... synthesis of estrogen and progesterone. (d) High level of hCG stimulates the thickening of endometrium.
Last Answer : (c) High level of hCG stimulates the synthesis of estrogen and progesterone.
Description : Assertion : The mammary glands of the female starts producing milk just after the process of parturition . Reason : High level of oxytocin induces mil
Last Answer : Assertion : The mammary glands of the female starts producing milk just after the process of parturition ... D. If both Assertion & Reason are False.
Description : LH surge occurs during phase of menstrual cycle.
Last Answer : LH surge occurs during phase of menstrual cycle. A. Menstrual phase B. Beginning of proliferstive phase. C ... phase D. At the middle of the cycle.
Description : Menstrual cycle occurs in
Last Answer : Menstrual cycle occurs in A. Human females B. Mammalian females C. Primate females D. Rabbit.
Description : Which event is not associated with ovulation in human female .
Last Answer : Which event is not associated with ovulation in human female . A. Decrease in estradiol B. Full ... C. Release of secondary oocyte D. LH surge.
Description : Which of the following events is not associated with ovulation in human female?
Last Answer : Which of the following events is not associated with ovulation in human female? A. LH surge B ... of Graafian follicle D. Release of secondary oocyte
Description : Which of the following events is not associated with ovulation in human female ?
Last Answer : Which of the following events is not associated with ovulation in human female ? A. L H ... of Graafian follicle D. Release of secondary oocyte
Description : Which of the following events is not associated with ovulation in human female? (a) Release of secondary oocyte (b) LH surge (c) Decrease in estradiol (d) Full development of Graafian follicle
Last Answer : (c) Decrease in estradiol
Description : The immediate cause of induction of ovulation in human female is the large plasma surge of (a) LH (b) FSH (c) progesterone (d) estradiol.
Last Answer : (a) LH
Description : MM kit has been fed for 4 days . Now the menstrual cycle is closed in the afternoon. When it happens at night , a lot of blood goes. Is it normal to stop period from time to time ? How long will the ... last ? Is there any pain when menstruation is stopped ? Are these normal ? ?
Last Answer : If the bleeding does not stop even after 7 days of taking MM kit, you can take xamic tablets. Morning, noon and night - three times a tablet 8 If bleeding stops, stop taking medicine And after two or three days, if the bleeding does not stop, Gaini must go to the doctor , do not delay