Assertion : Estrogen level is high during the follicular phase of menstrual cycle . Reason : During this phase corpus luteum secrete large amount of e

Assertion : Estrogen level is high during the follicular phase of menstrual cycle . Reason : During this phase corpus luteum secrete large amount of e
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Assertion : Estrogen level is high during the follicular phase of menstrual cycle . Reason : During this ... D. If both Assertion & Reason are False.
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Assertion : Corpus luteum is present in proliferative phase of menstrual cycle . Reason : High concentration of progesterone is present in proliferati

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.

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 )

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

Select the option which correctly matches the endocrine gland with its hormone and its function. Endocrine Hormone Function gland (a) Placenta Estrogen Initiates secretion of the milk (b) Corpus Estrogen Essential for luteum maintenance of endometrium (c) Leydig’s Androgen Initiates the cells production of sperms (d) Ovary FSH Stimulates follicular development and the secretion of estrogens

Description : Select the option which correctly matches the endocrine gland with its hormone and its function. Endocrine Hormone Function gland (a) Placenta Estrogen Initiates secretion of the milk (b) Corpus ... of sperms (d) Ovary FSH Stimulates follicular development and the secretion of estrogens

Last Answer : (c) Leydig’s Androgen Initiates the cells production of sperms

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) Secretory phase : Development of corpus luteum and increased secretion of progesterone (c) Menstruation : Breakdown of myometrium and ovum not fertilised (d) Ovulation : LH and FSH attain peak level and sharp fall in the secretion of progesterone

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

Assertion. Corpus luteum is produced by Graafian follicle after ovulation Reason. It secretes estrogen which is necessory to maintain pregnancy.

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

Assertion : If fertilization dies not occur than the corpus luteum begins to degenerate . Reason : The levels of progesterone and estrogen decline due

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.

In which phase of menstrual cycle Graafian follide transform as the corpus luteum.

Description : In which phase of menstrual cycle Graafian follide transform as the corpus luteum.

Last Answer : In which phase of menstrual cycle Graafian follide transform as the corpus luteum. A. Luteal B. Proliferation C. Follicular D. Growth

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

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.

Match the source gland with its respective hormone and function and select the correct option. Source Hormone Function gland (a) Anterior Oxytocin Contraction of uterus pituitary muscles during child birth (b) Posterior Vasopressin Stimulates pituitary reabsorption of water in the distal tubules in the nephron (c) Corpus Estrogen Supports pregnancy luteum (d) Thyroid Thyroxine Regulates blood calcium level

Description : Match the source gland with its respective hormone and function and select the correct option. Source Hormone Function gland (a) Anterior Oxytocin Contraction of uterus pituitary muscles during ... (c) Corpus Estrogen Supports pregnancy luteum (d) Thyroid Thyroxine Regulates blood calcium level

Last Answer : (b) Posterior Vasopressin Stimulates pituitary reabsorption of water in the distal tubules in the nephron

years old female with regular menses. On US, she has a 7cm ovarian cyst. otherwise everything is normal. dx: a. corpus luteum cyst b.follicular cyst c.teratoma d.another cancer

Description : years old female with regular menses. On US, she has a 7cm ovarian cyst. otherwise everything is normal. dx: a. corpus luteum cyst b.follicular cyst c.teratoma d.another cancer

Last Answer : b.follicular cyst

(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

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.

Follicular phase of menstrual cycle is the other name of :

Description : Follicular phase of menstrual cycle is the other name of :

Last Answer : Follicular phase of menstrual cycle is the other name of : A. Proliferative phase B. Secretory phase C. Luteal phase D. Menstruation

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

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

The mammalian corpus luteum produces (a) luteotrophic hormone (b) luteinising hormone (c) estrogen (d) progesterone.

Description : The mammalian corpus luteum produces (a) luteotrophic hormone (b) luteinising hormone (c) estrogen (d) progesterone.

Last Answer : (d) progesterone.

If mammalian ovum fails to get fertilised, which one of the following is unlikely? (a) Corpus luteum will disintegrate. (b) Progesterone secretion rapidly declines. (c) Estrogen secretion further increases. (d) Primary follicle starts developing.

Description : If mammalian ovum fails to get fertilised, which one of the following is unlikely? (a) Corpus luteum will disintegrate. (b) Progesterone secretion rapidly declines. (c) Estrogen secretion further increases. (d) Primary follicle starts developing.

Last Answer : (c) Estrogen secretion further increases.

The main function of mammalian corpus luteum is to produce (a) estrogen only (b) progesterone (c) human chorionic gonadotropin (d) relaxin only.

Description : The main function of mammalian corpus luteum is to produce (a) estrogen only (b) progesterone (c) human chorionic gonadotropin (d) relaxin only.

Last Answer : (b) progesterone

The figure shows a section of human ovary. Select the option which gives the correct identification of either A  or  B with function/characteristic(a) B- Corpus luteum - Secretes progesterone (b) A- Tertiary follicle - Forms Graafian follicle (c) B- Corpus luteum - Secretes estrogen (d) A- Primary oocyte - It is in the prophase I of the meiotic division

Description : The figure shows a section of human ovary. Select the option which gives the correct identification of either A  or  B with function/characteristic (a) B- Corpus luteum - Secretes progesterone (b) A- ... Secretes estrogen (d) A- Primary oocyte - It is in the prophase I of the meiotic division

Last Answer : (a) B- Corpus luteum - Secretes progesterone

Assertion : After ovulation ruptured graafian follicle transforms into corpus luteum . Reason : Corpus luteum act as endocrine gland and it is stable

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.

Assertion : After fertilization corpus luteum is stable till parturition . Reason : After 3 months of intrauterine , life it dominantly secretes proge

Description : Assertion : After fertilization corpus luteum is stable till parturition . Reason : After 3 months of intrauterine , life it dominantly secretes proge

Last Answer : Assertion : After fertilization corpus luteum is stable till parturition . Reason : After 3 months of ... D. If both Assertion & Reason are False.

Assertion : In post natal life , oocyte development occurs in mature follicle Reason : After ovulation , Graafian follicle transforms in corpus luteum

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.

Assertion : Inhibin is secreted by the corpus luteum. Reason : They inhibit the FSH and GnRH production.

Description : Assertion : Inhibin is secreted by the corpus luteum. Reason : They inhibit the FSH and GnRH production.

Last Answer : Assertion : Inhibin is secreted by the corpus luteum. Reason : They inhibit the FSH and GnRH ... D. If both Assertion and Reason are false.

Assertion : Chorionic gonadotrophin prevents corpus luteum from involuting. Reason : It has the property similar to luteinzing hormone.

Description : Assertion : Chorionic gonadotrophin prevents corpus luteum from involuting. Reason : It has the property similar to luteinzing hormone.

Last Answer : Assertion : Chorionic gonadotrophin prevents corpus luteum from involuting. Reason : It has the property ... If both Assertion and Reason are false.

Assertion : During follicular phase , the primary follicles in the ovary grow to become a fully mature Graafian follicle . Reason : Endometrium of ute

Description : Assertion : During follicular phase , the primary follicles in the ovary grow to become a fully mature Graafian follicle . Reason : Endometrium of ute

Last Answer : Assertion : During follicular phase , the primary follicles in the ovary grow to become a fully mature ... D. If both Assertion & Reason are False.

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

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.

Identify the hormone with its correct matching of source and function. (a) Oxytocin - posterior pituitary, growth and maintenance of mammary glands. (b) Melatonin - pineal gland, regulates the normal rhythm of sleepwake cycle. (c) Progesterone - corpus luteum, stimulation of growth and activities of female secondary sex organs. (d) Atrial natriuretic factor - ventricular wall, increases the blood pressure.

Description : Identify the hormone with its correct matching of source and function. (a) Oxytocin - posterior pituitary, growth and maintenance of mammary glands. (b) Melatonin - pineal gland, regulates the ... sex organs. (d) Atrial natriuretic factor - ventricular wall, increases the blood pressure.

Last Answer : (b) Melatonin - pineal gland, regulates the normal rhythm of sleepwake cycle

During menstrual cycle, levels of LH and estrogen are highest around

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.

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.

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.

Mainly which type of hormones control the menstrual cycle in human beings? (a) FSH (b) LH (c) FSH, LH, estrogen (d) progesterone

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

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

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

Assertion : Egg of eutherian is multicellular . Reason : Many follicular cells are attached with surface of egg .

Description : Assertion : Egg of eutherian is multicellular . Reason : Many follicular cells are attached with surface of egg .

Last Answer : Assertion : Egg of eutherian is multicellular . Reason : Many follicular cells are attached with surface ... D. If both Assertion & Reason are False.

Which hormone level reaches peak during luteal phase of menstrual cycle?

Description : Which hormone level reaches peak during luteal phase of menstrual cycle?

Last Answer : Which hormone level reaches peak during luteal phase of menstrual cycle? A. Luteinising hormone B ... C. Pollicle stimulating hormone D. Estrogen.

During pregnancy degeneration of corpus luteum is prevented by the hormone

Description : During pregnancy degeneration of corpus luteum is prevented by the hormone

Last Answer : During pregnancy degeneration of corpus luteum is prevented by the hormone A. hCG B. hPL C. LH, estrogen and estradiol D. Relaxin.

During late pregnancy, the major source of progesterone is (A) Adrenal cortex (B) Placenta (C) Corpus luteum (D) Graafian follicles

Description : During late pregnancy, the major source of progesterone is (A) Adrenal cortex (B) Placenta (C) Corpus luteum (D) Graafian follicles

Last Answer : Answer : B

During pregnancy, corpus luteum, having secreted increasing quantities of progesterone that helps build up endometrium of the uterus, suddenly declines in functioning in the (a) 14th week (b) 16th week (c) 11th week (d) 12th week

Description : During pregnancy, corpus luteum, having secreted increasing quantities of progesterone that helps build up endometrium of the uterus, suddenly declines in functioning in the (a) 14th week (b) 16th week (c) 11th week (d) 12th week

Last Answer : Ans:(d)

Select the answer which correctly matches the endocrine gland with the hormone it secretes and its function/deficiency symptom. Endocrine Hormone Function/ gland Deficiency symptoms (a) Thyroid Thyroxine Lack of iodine gland in diet results in goitre (b) Corpus Testo- Stimulates luteum sterone spermatogenesis (c) Anterior Oxytocin Stimulates pituitary uterus contraction during child birth (d) Posterior Growth Oversecretion pituitary hormone stimulates (GH) abnormal growth

Description : Select the answer which correctly matches the endocrine gland with the hormone it secretes and its function/deficiency symptom. Endocrine Hormone Function/ gland Deficiency symptoms (a) ... child birth (d) Posterior Growth Oversecretion pituitary hormone stimulates (GH) abnormal growth

Last Answer : (a) Thyroid Thyroxine Lack of iodine gland in diet results in goitre

Which one of the following is the most likely root cause why menstruation is not taking place in regularly cycling human female? (a) Maintenance of the hypertrophical endometrial lining (b) Maintenance of high concentration of sex- hormones in the blood stream (c) Retention of well-developed corpus luteum (d) Fertilisation of the ovum

Description : Which one of the following is the most likely root cause why menstruation is not taking place in regularly cycling human female? (a) Maintenance of the hypertrophical endometrial lining (b) ... the blood stream (c) Retention of well-developed corpus luteum (d) Fertilisation of the ovum

Last Answer : (b) Maintenance of high concentration of sex- hormones in the blood stream

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

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.

Exchange of oxygen, carbon dioxide, nutrients and waste products from mother to fetus occurs through diffusion across the: a) chorionic villi (pron: core-e-on-ick villi) b) endometrium c) corpus luteum d) colostrum

Description : Exchange of oxygen, carbon dioxide, nutrients and waste products from mother to fetus occurs through diffusion across the: a) chorionic villi (pron: core-e-on-ick villi) b) endometrium c) corpus luteum d) colostrum

Last Answer : ANSWER: A -- CHORIONIC VILLI

In which phase of menstrual cycle, progesterone level rises

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.

Draw a diagrammatic sectional view of human ovary showing different stages of oogenesis along with corpus luteum. (ii) Where is morula formed in human? Explain the process of its development from zygote. -Biology

Description : Draw a diagrammatic sectional view of human ovary showing different stages of oogenesis along with corpus luteum. (ii) Where is morula formed in human? Explain the process of its development from zygote. -Biology

Last Answer : (i) Sectional view of human ovary. (ii) Morula is formed in the (a)Isthmus of the oviduct (Fallopiantube). (b)The zygote undergoes mitotic divisions in quick succession called cleavage, forming 2, 4 ... 8-16 blastomeres is called a morula and the inner cell mass gets ready to form the embryo proper.

What is corpus luteum? -Biology

Description : What is corpus luteum? -Biology

Last Answer : answer:

What is corpus luteum? -Biology

Description : What is corpus luteum? -Biology

Last Answer : answer:

What is corpus luteum ?

Description : What is corpus luteum ?

Last Answer : : The part of the graphene follicle that is in the ovary after ovulation is called corpus lutea .

Corpus luteum releases

Description : Corpus luteum releases

Last Answer : Corpus luteum releases A. Androgen B. Progesterone C. Estrogen D. Both B and C.

Which hormone is not produced by corpus luteum

Description : Which hormone is not produced by corpus luteum

Last Answer : Which hormone is not produced by corpus luteum A. Progesterone B. Estradiol C. Inhibin D. Relaxin

Corpus luteum produces

Description : Corpus luteum produces

Last Answer : Corpus luteum produces A. Lutenizing hormone B. Progesterone C. Luteotrophic hormone D. Inhibin.

Distingeration of corpus luteum occurs due to inhibiton of secretion of hormone

Description : Distingeration of corpus luteum occurs due to inhibiton of secretion of hormone

Last Answer : Distingeration of corpus luteum occurs due to inhibiton of secretion of hormone A. LTH B. FSH C. Progesterone D. LH.

In mammals corpus luteum is found in which organ

Description : In mammals corpus luteum is found in which organ

Last Answer : In mammals corpus luteum is found in which organ A. Brain B. Ovary C. Liver D. Eyes

The main function of mammalian corpus luteum is to produce:

Description : The main function of mammalian corpus luteum is to produce:

Last Answer : The main function of mammalian corpus luteum is to produce: A. estrogen only B. progesterone C. human chorionic gonadotropin D. relaxin only

Yellow corpus luteum occurs in a mammals in

Description : Yellow corpus luteum occurs in a mammals in

Last Answer : Yellow corpus luteum occurs in a mammals in A. Heart to initiate heart beat B. Skin ... cerebral hemispheres D. Ovary for secretion of progesterone.