Statement S. After implantation, the uterine endometrium undergoes changes to become decidus Reason R. the placenta in described as deciduous type Cor

Statement S. After implantation, the uterine endometrium undergoes changes to become decidus Reason R. the placenta in described as deciduous type Cor
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Statement S. After implantation, the uterine endometrium undergoes changes to become decidus Reason R. the ... and R is a correct explanation to S.
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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.

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.

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 facilitates implantation of the embryo. (c) High level of hCG stimulates the synthesis of estrogen and progesterone. (d) High level of hCG stimulates the thickening of endometrium.

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.

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 LH release C. Making endometrium unsuitable for implantation D. Enhancing uterine contractions to dislodge the fertilized ovum

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

Choose the selective estrogen receptor modulator that is useful in dysfunctional uterine bleeding by acting as estrogen antagonist in endometrium, but does not alter vaginal epithelium or cervical mucus: A. Ormeloxifene B. Tamoxifen C. Centchroman D. Danazol

Description : Choose the selective estrogen receptor modulator that is useful in dysfunctional uterine bleeding by acting as estrogen antagonist in endometrium, but does not alter vaginal epithelium or cervical mucus: A. Ormeloxifene B. Tamoxifen C. Centchroman D. Danazol

Last Answer : . Ormeloxifen

Cu ions released from copper-releasing intra uterine devices (IUDs) (a) make uterus unsuitable for implantation (b) increase phagocytosis of sperms (c) suppress sperm motility (d) prevent ovulation.

Description : Cu ions released from copper-releasing intra uterine devices (IUDs) (a) make uterus unsuitable for implantation (b) increase phagocytosis of sperms (c) suppress sperm motility (d) prevent ovulation.

Last Answer : suppress sperm motility

In human females, meiosis-II is not completed until (a) uterine implantation (b) birth (c) puberty (d) fertilisation.

Description : In human females, meiosis-II is not completed until (a) uterine implantation (b) birth (c) puberty (d) fertilisation.

Last Answer : (d) fertilisation.

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

The placenta in humans is derived from the: a) embryo only b) uterus only c) endometrium and embryo d) none of the above

Description : The placenta in humans is derived from the: a) embryo only b) uterus only c) endometrium and embryo d) none of the above

Last Answer : ANSWER: C -- ENDOMETRIUM AND EMBRYO 

Describe the post-zygotic events leading to implantation and placenta formation in humans. Mention any two functions of placenta. [All India 2010] or Explain the process of fertilisation in human female and trace the post-fertilisation events in a sequential order up to implantation of the embryo. [Foreign 2010] -Biology

Description : Describe the post-zygotic events leading to implantation and placenta formation in humans. Mention any two functions of placenta. [All India 2010] or Explain the process of fertilisation in human female ... events in a sequential order up to implantation of the embryo. [Foreign 2010] -Biology

Last Answer : Post-zygotic events leading to implantation and placenta formation. After implantation of blastocyst, the finger-like projections called chorionic villi, appear on the trophoblast and is surrounded by ... acts as an endocrine gland and secretes hormones like hPL, hCG, oestrogen and progesterone.

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

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Description : Which one of the following processes during decomposition is correctly described? (a) Catabolism - Last step in the decomposition under fully anaerobic condition (b) Leaching - Water soluble inorganic ... of a dark coloured substance humus which undergoes microbial action at a very fast rate.

Last Answer : (c) Fragmentation – Carried out by organisms such as earthworm

In uterine prolapse, decubitus ulcer is caused by Options: 1) Acute inflammation 2) Malignant Changes 3) Friction 4) Venous Congestion

Description : In uterine prolapse, decubitus ulcer is caused by Options: 1) Acute inflammation 2) Malignant Changes 3) Friction 4) Venous Congestion

Last Answer : Correct Answer: 4) Venous Congestion

Assertion : IgM is a type of immunoglobulin which cannot cross the placenta Reason : IgM is a pentamer immunoglobulin jointed by I-chain

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Cor pulmonale?

Description : Cor pulmonale?

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Description : A 55-year-old male undergoes a total abdominal colectomy. Which of the following statement(s) is/are true concerning the hormonal response to the surgical procedure? a. Adrenocorticotropic ... in serum insulin and a fall in glucagon accelerate hepatic glucose production and maintain gluconeogenesis

Last Answer : Answer: a, c One of the earliest consequence of a surgical procedure is the rise in levels of circulating cortisol that occur in response to a sudden outpouring of ACTH ... hepatic glucose production, and, with other hormones (epinephrine and glucocorticoids), gluconeogenesis is maintained

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Description : Study the given figure below and answer the question that follow important-questions-for-class-12-biology-cbse-fertilisation-pregnancy-and-embryonic-development-t-33-3 (i)Name the stage of human embryo the ... implantation in the uterus. (iv)Where are the stem cells located in this embryo? -Biology

Last Answer : (i)The stage is blastocyst. (ii) A—Trophoblast. It helps in attachment to endometrium during implantation and provides nourishment to developing embryo. (iii) Inner cell mass acts as precursor to embryo ... into ectoderm and endoderm. (iv) Stem cells are located in inner cell mass of embryo.

Assertion : hCG , hPL and relaxin are produced in women only during pregnancy . Reason : These hormones are produced by placenta .

Description : Assertion : hCG , hPL and relaxin are produced in women only during pregnancy . Reason : These hormones are produced by placenta .

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Assertion : Placenta is combined structure of foetal tissue & maternal tissue Reason : Placenta formation is completed before 6 weeks of pregnancy .

Description : Assertion : Placenta is combined structure of foetal tissue & maternal tissue Reason : Placenta formation is completed before 6 weeks of pregnancy .

Last Answer : Assertion : Placenta is combined structure of foetal tissue & maternal tissue Reason : Placenta formation ... . If both Assertion & Reason are False.

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Description : Which layer of uterus undergoes cyclic changes during menstrual cycle

Last Answer : Which layer of uterus undergoes cyclic changes during menstrual cycle A. Myometrium B. Endometrium C. Perimetrium D. All the above.

What happens when a pure substance undergoes a chemical changes?

Description : What happens when a pure substance undergoes a chemical changes?

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When a wave changes speed as it enters a new medium at an angle it undergoes diffraction?

Description : When a wave changes speed as it enters a new medium at an angle it undergoes diffraction?

Last Answer : Need answer

What happens when a pure substance undergoes a chemical changes?

Description : What happens when a pure substance undergoes a chemical changes?

Last Answer : when a pure substance undergoes a chemical change it is nolonger that same substance. A chemical change changes the identityof the substance. Hope i helped

What state of matter undergoes changes in volume most easily?

Description : What state of matter undergoes changes in volume most easily?

Last Answer : Gases adapt most easily to changes in volume.

A system undergoes a change from a given initial state to a given final state either by an irreversible process or by a reversible process, then (where, Δ S1 and Δ SR are the entropy changes of the system for the irreversible and reversible processes respectively) (A) Δ S1is always < Δ SR (B) Δ S1is sometimes > Δ SR (C) Δ S1is always > Δ SR (D) Δ S1is always = Δ SR

Description : A system undergoes a change from a given initial state to a given final state either by an irreversible process or by a reversible process, then (where, Δ S1 and Δ SR are the entropy changes of the system for the ... S1is sometimes > Δ SR (C) Δ S1is always > Δ SR (D) Δ S1is always = Δ SR

Last Answer : (C) Δ S1is always > Δ SR

The black cotton soil (A) Undergoes volumetric changes (B) Swells excessively when wet (C) Shrinks excessively when dry (D) All the above

Description : The black cotton soil (A) Undergoes volumetric changes (B) Swells excessively when wet (C) Shrinks excessively when dry (D) All the above

Last Answer : Answer: Option D

What is endometrium? -Biology

Description : What is endometrium? -Biology

Last Answer : answer:

What is endometrium? -Biology

Description : What is endometrium? -Biology

Last Answer : answer:

What is endometrium ?

Description : What is endometrium ?

Last Answer : The lining of the mucous membrane of the inner wall of the uterus or the layer of tissue is called endometrium.

Which hormones is essential for maintenance of the endometrium.

Description : Which hormones is essential for maintenance of the endometrium.

Last Answer : Which hormones is essential for maintenance of the endometrium. A. FSH B. LH C. Progesterone D. Testosterone

In uterus , endometrium , proliferates in response to

Description : In uterus , endometrium , proliferates in response to

Last Answer : In uterus , endometrium , proliferates in response to A. Relaxin B. Oxytocin C. Progesterone D. Oestrogen

Endometrium is lining of

Description : Endometrium is lining of

Last Answer : Endometrium is lining of A. Testis B. Urinary bladder C. Uterus D. Ureter

Lining of uterus (Endometrium) is : -

Description : Lining of uterus (Endometrium) is : -

Last Answer : Lining of uterus (Endometrium) is : - A. St. squamous B. Simple squamous C. Simple columnar epithelium D. Ciliated Pseudostratifed

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)

The figure given below depicts a diagrammatic sectional view of the human female reproductive system. Which set of three parts out of I-VI have been correctly identified? I II III V VI IV (a) (II) Endometrium, (III) Infundibulum, (IV) Fimbriae (b) (III) Infundibulum, (IV) Fimbriae, (V) Cervix (c) (IV) Oviducal funnel, (V) Uterus, (VI) Cervix (d) (I) Perimetrium, (II) Myometrium, (III) Fallopian tube

Description : The figure given below depicts a diagrammatic sectional view of the human female reproductive system. Which set of three parts out of I-VI have been correctly identified? I II III V VI IV (a) (II) ... , (V) Uterus, (VI) Cervix (d) (I) Perimetrium, (II) Myometrium, (III) Fallopian tube

Last Answer : (b) (III) Infundibulum, (IV) Fimbriae, (V) Cervix