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 : In the human female, menstruation can be deferred by the administration of (a) combination of FSH and LH (b) combination of estrogen and progesterone (c) FSH only (d) LH only.
Last Answer : (b) combination of estrogen and progesterone
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 : 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 : In a normal pregnant woman, the amount of total gonadotropin activity was assessed. The result expected was (1) High level of circulating HCG to stimulate estrogen and progesterone synthesis (2) ... endometrial thickening (4) High levels of FSH and LH in uterus to stimulate endometrial thickening
Last Answer : (1) High level of circulating HCG to stimulate estrogen and progesterone synthesis
Description : Mainly which type of hormones control the menstrual cycle in human beings : l
Last Answer : Mainly which type of hormones control the menstrual cycle in human beings : l A. FSH B. LH C. FSH , LH , Estrogen D. Progesterone only
Description : Withdrawal of which of the following hormones is the immediate cause of menstruation? (a) Progesterone (b) Estrogen (c) FSH (d) FSH-RH
Last Answer : (a) 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 : 8.The reason for increased amount of progesterone during the secretory phase of menstrual cycle is ---- ---- . ( a)Maturation of secondary follicle, b)Increased secretion of FSH, c)Regression of corpus luteum, d)Formation of corpus luteum from Graafian follicle )
Last Answer : d)Formation of corpus luteum from Graafian follicle
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 : 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 : In structure and function, HCG resembles (A) FSH (B) LH (C) GnRH (D) Progesterone
Last Answer : Answer : B
Description : Tablets to prevent male contraception contain (a) progesterone (b) LH (c) FSH (d) both (b) and (c).
Last Answer : (d) both
Description : The corpeus luteum secretes: a) HCG b) LH c) FSH d) progesterone
Last Answer : ANSWER: D -- PROGESTERONE
Description : The primary mechanism of action of the combined estrogen-progestin oral contraceptive pill is: A. Production of cervical mucus hostile to sperm penetration B. Suppression of FSH and ... Making endometrium unsuitable for implantation D. Enhancing uterine contractions to dislodge the fertilized ovum
Last Answer : B. Suppression of FSH and LH release
Description : Menstrual flow occurs due to lack of (a) oxytocin (b) vasopressin (c) progesterone (d) FSH.
Last Answer : (c) progesterone
Description : Placenta secretes all of the following except (A) FSH (B) Progesterone (C) Estrogen (D) Chorionic gonadotropin HORMONE METABOLISM 225
Last Answer : Answer : A
Description : What is correct to say about the hormone action in humans? (a) Glucagon is secreted by β-cells of islets of Langerhans and stimulates glycogenolysis. (b) Secretion of thymosins is stimulated ... receptors on ovarian cell membrane. (d) FSH stimulates the secretion of estrogen and progesterone.
Last Answer : (c) In females, FSH first binds with specific receptors on ovarian cell membrane.
Description : What is correct to say about the hormone action in humans ? (1) FSH stimulates the secretion of estrogen and progesterone (2) Glucagon is secreted by -cells of Islets of Langerhans and ... stimulated with aging (4) If females, FSH first binds with specific receptors on ovarian cell membrane
Last Answer : (4) If females, FSH first binds with specific receptors on ovarian cell membrane
Description : Which of the following hormones is not a secretion product of human placenta? (a) Human chorionic gonadotropin (b) Prolactin (c) Estrogen (d) Progesterone
Last Answer : (b) Prolactin
Description : All the following hormones use cAMP as a second messenger except (A) Estrogen (B) FSH (C) Luteinizing (D) Glucagon
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 : Several hormones like hCG, hPL, estrogen, progesterone are produced by (a) ovary (b) placenta (c) fallopian tube (d) pituitary.
Last Answer : b) placenta
Description : Which one of the following hormones is modified amino acid? (a) Epinephrine (b) Progesterone (c) Prostaglandin (d) Estrogen
Last Answer : (a) Epinephrine
Description : Which of the following hormones can play a significant role in osteoporosis? (a) Aldosterone and prolactin (b) Progesterone and aldosterone (c) Estrogen and parathyroid hormone (d) Parathyroid hormone and prolactin (
Last Answer : (c) Estrogen and parathyroid hormone
Description : Duodenum has characteristic Brunner’s gland which secrete two hormones called (a) kinase, estrogen (b) secretin, cholecystokinin (c) prolactin, parathormone (d) estradiol, progesterone
Last Answer : (b) secretin, cholecystokinin
Description : Which of the following hormones is primarily responsible for stimulating the production of progesterone? a) Luteinizing hormone Luteinizing hormone is released by the pituitary gland. b) Follicle-stimulating ... , are involved in early development of the follicle and also affect the female libido.
Last Answer : a) Luteinizing hormone Luteinizing hormone is released by the pituitary gland.
Description : Which pair of hormones has opposite, antagonistic effects? A) insulin--glucagon B) insulin--progesterone C) estrogen--thyroxin D) thyroxin--parathyroid hormone E) epinephrine--norepinephrine
Last Answer : A) insulin--glucagon
Description : Which of the following hormones will allow us to react to emergency situations? A) estrogen B) progesterone C) testosterone D) cortisol E) norepinephrine
Last Answer : E) norepinephrine
Description : Which hormone stimulates the production of estrogen and progesterone? A) growth hormone B) antidiuretic hormone C) gonadotropic hormones D) thyroid-stimulating hormone E) adrenocorticotropic hormone
Last Answer : C) gonadotropic hormones
Description : Which of the following hormones can play a significant role in osteoporesis ? (1) Aldosterone and Prolactin (2) Progesterone and Aldosterone (3) Estrogen and Parathyroid hormone (4) Parathyroid hormone and Prolactin
Last Answer : (3) Estrogen and Parathyroid hormone
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 : Assertion : Ovulation occurs on the `14^(th)` day of menstrual cycle in a human female . Reason : The high level of estrogen is controlled 2 or 3 days
Last Answer : Assertion : Ovulation occurs on the `14^(th)` day of menstrual cycle in a human female . Reason : ... False . 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 : In which duration menstrual cycle both LH &FSH ATTAIN A PEAK LEVEL
Last Answer : In which duration menstrual cycle both LH &FSH ATTAIN A PEAK LEVEL A. In last week B. Middle of cycle C. ... days of cycle D. `4^(th)` day of cycle
Last Answer : In which duration menstrual cycle both LH &FSH ATTAIN A PEAK LEVEL A. `14^(th)` Day B. `7^(th)` Day C. `21^(st)` Day D. `9^(th)` Day
Description : In which phase of menstrual cycle, progesterone level rises
Last Answer : In which phase of menstrual cycle, progesterone level rises A. Menstrual phase B. Proliferative phase C. Secretory phase D. Maturation phase.
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 : Secretion of progesterone (A) Is more in first half of menstrual cycle than in second half (B) Is more in second half of menstrual cycle than in first half (C) Remains constant during menstrual cycle (D) Decreases during pregnancy
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 : 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 : LH and FSH are called gonadotrophins. Why?
Last Answer : LH and FSH are called gonadotrophins. Why?
Description : LH and FSH are collectively called
Last Answer : LH and FSH are collectively called A. Oxytocin B. Somatotrophins C. Luteotrophic D. Gonadotropin
Description : How are the FSH and LH are released by the hypothalamus?
Last Answer : Need answer
Description : Secretion of androgens is increased by (A) LH (B) FSH (C) ACTH (D) Growth hormone
Description : All the following statements about TSH are true except (A) It is a glycoprotein (B) It is made up of α- and β-subunits (C) Receptor recognition involves both the subunits (D) Its subunit is identical with those of FSH and LH
Last Answer : Answer : D
Description : Thyroid stimulating hormone is a dimer. The α-subunits of TSH, LH, FSH are identical. Thus the biological specificity must therefore be β subunit in which the number of amino acids is (A) 78 (B) 112 (C) 130 (D) 199
Description : Melanogenesis is stimulated by (A) MSH (B) FSH (C) LH (D) HCG
Description : Identify the correct statement on inhibin'. (a) Is produced by granulosa cells in ovary and inhibits the secretion of LH (b) Is produced by nurse cells in testes and inhibits the secretion of LH ... , FSH and prolactin (d) Is produced by granulosa cells in ovary and inhibits the secretion of FSH
Last Answer : (d) Is produced by granulosa cells in ovary and inhibits the secretion of FSH