Signals for parturition originate from (a) both placenta as well as fully developed fetus(b) oxytocin released from maternal pituitary (c) placenta only (d) fully developed fetus only.

Signals for parturition originate from
(a) both placenta as well as fully developed fetus
(b) oxytocin released from maternal pituitary
(c) placenta only
(d) fully developed fetus only.
by

1 Answer

Answer :

both placenta as well as fully developed fetus
by

Related questions

Signals for parturition originate from (1) Fully developed foetus only (2) Both placenta as well as fully developed foetus (3) Oxytocin released from maternal pituitary (4) Placenta only

Description : Signals for parturition originate from (1) Fully developed foetus only (2) Both placenta as well as fully developed foetus (3) Oxytocin released from maternal pituitary (4) Placenta only

Last Answer : (2) Both placenta as well as fully developed foetus

Signals from fully developed fetus and placenta ultimately lead to parturition which requires the release of (a) estrogen from placenta (b) oxytocin from maternal pituitary (c) oxytocin from fetal pituitary (d) relaxin from placenta.

Description : Signals from fully developed fetus and placenta ultimately lead to parturition which requires the release of (a) estrogen from placenta (b) oxytocin from maternal pituitary (c) oxytocin from fetal pituitary (d) relaxin from placenta.

Last Answer : (b) oxytocin from maternal pituitary

Fetal ejection reflex in human female is induced by (a) release of oxytocin from pituitary (b) fully developed fetus and placenta (c) differentiation of mammary glands (d) pressure exerted by amniotic fluid.

Description : Fetal ejection reflex in human female is induced by (a) release of oxytocin from pituitary (b) fully developed fetus and placenta (c) differentiation of mammary glands (d) pressure exerted by amniotic fluid.

Last Answer : (b) fully developed fetus and placenta

.The fetal ejection reflex in humans triggers the release of (a) oxytocin from fetal pituitary (b) human chorionic gonadotropin (hCG) from placenta (c) human placental lactogen (hPL) from placenta (d) oxytocin from maternal pituitary.

Description : .The fetal ejection reflex in humans triggers the release of (a) oxytocin from fetal pituitary (b) human chorionic gonadotropin (hCG) from placenta (c) human placental lactogen (hPL) from placenta (d) oxytocin from maternal pituitary.

Last Answer : (d) oxytocin from maternal pituitary.

Which one of the following is not the function of placenta? (a) Facilitates removal of carbon dioxide and waste material from embryo (b) Secretes oxytocin during parturition (c) Facilitates supply of oxygen and nutrients to embryo (d) Secretes estrogen

Description : Which one of the following is not the function of placenta? (a) Facilitates removal of carbon dioxide and waste material from embryo (b) Secretes oxytocin during parturition (c) Facilitates supply of oxygen and nutrients to embryo (d) Secretes estrogen

Last Answer : (b) Secretes oxytocin during parturition

n human adult females oxytocin (a) stimulates pituitary to secrete vasopressin (b) causes strong uterine contractions during parturition (c) is secreted by anterior pituitary (d) stimulates growth of mammary glands.

Description : n human adult females oxytocin (a) stimulates pituitary to secrete vasopressin (b) causes strong uterine contractions during parturition (c) is secreted by anterior pituitary (d) stimulates growth of mammary glands.

Last Answer : (b) causes strong uterine contractions during parturition

(i) Where do the signals for parturition originate in humans? (ii) Why is it important to feed the newborn babies on colostrum? -Biology

Description : (i) Where do the signals for parturition originate in humans? (ii) Why is it important to feed the newborn babies on colostrum? -Biology

Last Answer : (i)The signals for parturition originate from the fully developed foetus and the placenta, which induce mild uterine contraction called foetal ejection reflex (ii)Colostrum contains necessary antibodies (IgA) that provide protection against diseases to newborn infants.

Signals for parturition originate from

Description : Signals for parturition originate from

Last Answer : Signals for parturition originate from A. Fully develped foetus only B. Placenta only C. Oxytocin relased by material pituitary D. Both A and B

Signals for parturition originate from

Description : Signals for parturition originate from

Last Answer : Signals for parturition originate from A. Fully develoed featus B. placenta C. both (1) &(2) D. Uterus

Signals for parturition originate from

Description : Signals for parturition originate from

Last Answer : Signals for parturition originate from A. Placenta only B. Fully developed foetus only C. ... foetus D. Oxytocin released from maternal pituitary

Signals for parturition originate from

Description : Signals for parturition originate from

Last Answer : Signals for parturition originate from A. Fully developed foetus only B. Placenta only C. ... foetus D. Oxytocin released from maternal pituitary

Which is an example of negative feedback? A) Nursing action stimulates the hypothalamus to release oxytocin that triggers mammary gland milk production. B) When the blood becomes dilute, ADH is no longer released from the hypothalamus. C) Uterine stretching sends nerve impulses to the hypothalamus that releases oxytocin that triggers uterine contraction. D) FSH and LH stimulate the gonads to produce sperm or eggs. E) TRH stimulates the anterior pituitary to release thyroid-stimulating hormone.

Description : Which is an example of negative feedback? A) Nursing action stimulates the hypothalamus to release oxytocin that triggers mammary gland milk production. B) When the blood becomes dilute, ADH ... produce sperm or eggs. E) TRH stimulates the anterior pituitary to release thyroid-stimulating hormone.

Last Answer : B) When the blood becomes dilute, ADH is no longer released from the hypothalamus

Assertion : The mammary glands of the female starts producing milk just after the process of parturition . Reason : High level of oxytocin induces mil

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.

.Which of these is not an important component of initiation of parturition in humans? (a) Release of oxytocin (b) Release of prolactin (c) Increase in estrogen and progesterone ratio (d) Synthesis of prostaglandins

Description : .Which of these is not an important component of initiation of parturition in humans? (a) Release of oxytocin (b) Release of prolactin (c) Increase in estrogen and progesterone ratio (d) Synthesis of prostaglandins

Last Answer : b) Release of prolactin

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.

What stimulates pituitary to release the hormone responsible for parturition? Name the hormone -Biology

Description : What stimulates pituitary to release the hormone responsible for parturition? Name the hormone -Biology

Last Answer : Foetal ejection reflex stimulates pituitary to release the oxytocin hormone, which is responsible for parturition.

What is the name of the tube that links the placenta to the fetus?

Description : What is the name of the tube that links the placenta to the fetus?

Last Answer : The umbilical cord. The umbilical cord has the function ofsending blood to the baby and returning blood from the baby afterit has been utilized. There are two arteries in the umbilical cordthat do this.

What is the role of the uterus in the development of the fetus and the placenta?

Description : What is the role of the uterus in the development of the fetus and the placenta?

Last Answer : The uterus is where the fetus develops and the placenta connects the uterus to the fetus.

Is there exchange of cells between the mother and the fetus through the placenta ?

Description : Is there exchange of cells between the mother and the fetus through the placenta ?

Last Answer : Under normal conditions, there is no passage of cells across the placenta during gestation. The placenta has a smooth mucosa separating the richly vascularized region in contact with the mother ... placental barrier forbids the passage of cells. Image Diversity: umbilical cord placental barrier

What are the main substances transferred from the mother to the fetus through the placenta and from the fetus to the mother ?

Description : What are the main substances transferred from the mother to the fetus through the placenta and from the fetus to the mother ?

Last Answer : From the mother to the fetus the main transferred substances through the placenta are water, oxygen, nutrients, and antibodies. From the fetus to the mother, metabolic wastes including urea (nitrogen waste), and carbon dioxide are transferred.

Food for the developing fetus is supplied by the – (1) Uterus (2) Placenta (3) Ovary (4) Allantosis

Description : Food for the developing fetus is supplied by the – (1) Uterus (2) Placenta (3) Ovary (4) Allantosis

Last Answer : (2) Placenta Explanation: The placenta is an organ that connects the developing fetus to the uterine wall to allow nutrient uptake, waste elimination, and has exchange via the mother's blood ... the maternal blood supply. Nutrient transfer to the fetus occurs via both active and passive transport.

Short-lived immunity acquired from mother to fetus across placenta or through mother’s milk to the infant is categorised as (a) active immunity (b) passive immunity (c) cellular immunity (d) innate non-specific immunity.

Description : Short-lived immunity acquired from mother to fetus across placenta or through mother’s milk to the infant is categorised as (a) active immunity (b) passive immunity (c) cellular immunity (d) innate non-specific immunity.

Last Answer : (b) passive immunity

Passive artificial immunity occurs in the body when a/an _____ is injected into the body or when a developing fetus receives antibodies across the placenta. a. antibody-rich serum b. antigens c. haptens d. adjuvant

Description : Passive artificial immunity occurs in the body when a/an _____ is injected into the body or when a developing fetus receives antibodies across the placenta. a. antibody-rich serum b. antigens c. haptens d. adjuvant

Last Answer : a. antibody-rich serum

A major difference between EHEC and EPEC is A.EHEC secretes a Shiga-like toxin and EPEC does not B.EHEC possesses a type III secretion system and EPEC does not C.EPEC rearranges host cell actin and EHEC does not D.EPEC passes through the placenta to infect the fetus and EHEC does not

Description : A major difference between EHEC and EPEC is A.EHEC secretes a Shiga-like toxin and EPEC does not B.EHEC possesses a type III secretion system and EPEC does not C.EPEC rearranges host cell actin and EHEC does not D.EPEC passes through the placenta to infect the fetus and EHEC does not

Last Answer : A.EHEC secretes a Shiga-like toxin and EPEC does not

Hormones secreted by the placenta to maintain pregnancy are (a) hCG, hPL, progestogens, prolactin (b) hCG, hPL, estrogens, relaxin, oxytocin (c) hCG, hPL, progestogens, estrogens (d) hCG, progestogens, estrogens, glucocorticoids.

Description : Hormones secreted by the placenta to maintain pregnancy are (a) hCG, hPL, progestogens, prolactin (b) hCG, hPL, estrogens, relaxin, oxytocin (c) hCG, hPL, progestogens, estrogens (d) hCG, progestogens, estrogens, glucocorticoids.

Last Answer : ) hCG, hPL, progestogens, estrogens

Hormones secreted by the placenta to maintain pregnancy are (1) hCG, hPL, progestogens, prolactin (2) hCG, hPL, estrogens, relaxin, oxytocin (3) hCG, hPL, progestogens, estrogens (4) hCG, progestogens, estrogens, glucocorticoids

Description : Hormones secreted by the placenta to maintain pregnancy are (1) hCG, hPL, progestogens, prolactin (2) hCG, hPL, estrogens, relaxin, oxytocin (3) hCG, hPL, progestogens, estrogens (4) hCG, progestogens, estrogens, glucocorticoids

Last Answer : (3) hCG, hPL, progestogens, estrogens

Posterior pituitary gland secretes (A) Catecholamines (B) Oxytocin (C) Follicle stimulating hormone (D) Serotonin

Description : Posterior pituitary gland secretes (A) Catecholamines (B) Oxytocin (C) Follicle stimulating hormone (D) Serotonin

Last Answer : Answer : B

A hormone secreted from anterior pituitary is (A) Growth hormone (B) Vasopressin (C) Oxytocin (D) Epinephrine

Description : A hormone secreted from anterior pituitary is (A) Growth hormone (B) Vasopressin (C) Oxytocin (D) Epinephrine

Last Answer : Answer : A

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

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

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

GnRH, a hypothalamic hormone, needed in reproduction, acts on (a) anterior pituitary gland and stimulates secretion of LH and FSH (b) posterior pituitary gland and stimulates secretion of oxytocin and FSH (c) posterior pituitary gland and stimulates secretion of LH and relaxin (d) anterior pituitary gland and stimulates secretion of LH and oxytocin.

Description : GnRH, a hypothalamic hormone, needed in reproduction, acts on (a) anterior pituitary gland and stimulates secretion of LH and FSH (b) posterior pituitary gland and stimulates secretion of oxytocin ... of LH and relaxin (d) anterior pituitary gland and stimulates secretion of LH and oxytocin.

Last Answer : (a) anterior pituitary gland and stimulates secretion of LH and FSH

GnRH, a hypothalamic hormone, needed in reproduction, acts on: (1) anterior pituitary gland and stimulates secretion of LH and FSH. (2) posterior pituitary gland and stimulates secretion of oxytocin and FSH. (3) posterior pituitary gland and stimulates secretion of LH and relaxin. (4) anterior pituitary gland and stimulates secretion of LH and oxytocin.

Description : GnRH, a hypothalamic hormone, needed in reproduction, acts on: (1) anterior pituitary gland and stimulates secretion of LH and FSH. (2) posterior pituitary gland and stimulates secretion of oxytocin and ... of LH and relaxin. (4) anterior pituitary gland and stimulates secretion of LH and oxytocin.

Last Answer : 1) anterior pituitary gland and stimulates secretion of LH and FSH.

Lactogenic hormone is secreted by - (1) Mammary glands (2) Placenta (3) Ovary (4) Pituitary

Description : Lactogenic hormone is secreted by - (1) Mammary glands (2) Placenta (3) Ovary (4) Pituitary

Last Answer : (4) Pituitary Explanation: Lactogenic hormone is gonadotropic hormone which is secreted by the anterior pituitary. In females, it stimulates growth of the mammary glands and lactation after parturition.

Several hormones like hCG, hPL, estrogen, progesterone are produced by (a) ovary (b) placenta (c) fallopian tube (d) pituitary.

Description : Several hormones like hCG, hPL, estrogen, progesterone are produced by (a) ovary (b) placenta (c) fallopian tube (d) pituitary.

Last Answer : b) placenta

Lactogenic hormone is secreted by (1) Mammary glands (2) Placenta (3) Ovary (4) Pituitary

Description : Lactogenic hormone is secreted by (1) Mammary glands (2) Placenta (3) Ovary (4) Pituitary

Last Answer : Pituitary

Developed in Finland, this very maternal sheep breed usually has a 250 – 400% lamb crop, what breed is it?

Description : Developed in Finland, this very maternal sheep breed usually has a 250 – 400% lamb crop, what breed is it?

Last Answer : a. Finnsheep

If the unredacted Mueller report can be viewed by members of congress in some restricted-access room, and the fully released version has only minimal redactions, why is congress so vehemently demanding an unredacted distribution?

Description : If the unredacted Mueller report can be viewed by members of congress in some restricted-access room, and the fully released version has only minimal redactions, why is congress so vehemently demanding an unredacted distribution?

Last Answer : Because from a constitutional point of view, the Executive branch cannot and should not control what the legislative branch does. We have three co-equal branches of government. Not a dictatorship.

The Nusselt number for fully developed (both thermally and hydrodynamically) laminar flow through a circular pipe whose surface temperature remains constant is (A) 1.66(B) 88.66 (C) 3.66 (D) Dependent on NRe only

Description : The Nusselt number for fully developed (both thermally and hydrodynamically) laminar flow through a circular pipe whose surface temperature remains constant is (A) 1.66 (B) 88.66 (C) 3.66 (D) Dependent on NRe only

Last Answer : (C) 3.66

The Nusselt number for fully developed (both thermally and hydrodynamically) laminar flow through a circular pipe, where the wall heat flux is constant, is(A) 2.36(B) 4.36(C) 120.36(D) Dependent on NRe only

Description : The Nusselt number for fully developed (both thermally and hydrodynamically) laminar flow through a circular pipe, where the wall heat flux is constant, is (A) 2.36 (B) 4.36 (C) 120.36 (D) Dependent on NRe only

Last Answer : (B) 4.36

Anti-diuretic diuretic hormone (ADH) a. is synthesized by the posterior lobe of the pituitary gland b. is released by neurosecretion c. its secretion is increased by a low plasma osmolarity d. increases the permeability of the distal convoluted tubule

Description : Anti-diuretic diuretic hormone (ADH) a. is synthesized by the posterior lobe of the pituitary gland b. is released by neurosecretion c. its secretion is increased by a low plasma osmolarity d. increases the permeability of the distal convoluted tubule

Last Answer : is released by neurosecretion

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 hormone Follicle-stimulating hormone is responsible for stimulating the ovaries to secrete estrogen. c) Estrogen Estrogens are responsible for developing and maintaining the female reproductive tract. d) Androgen Androgens, secreted in small amounts by the ovaries, are involved in early development of the follicle and also affect the female libido.

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.

Cortisol is released from the A) adrenal medulla. B) adrenal cortex. C) thyroid. D) parathyroid. E) posterior pituitary.

Description : Cortisol is released from the A) adrenal medulla. B) adrenal cortex. C) thyroid. D) parathyroid. E) posterior pituitary.

Last Answer : B) adrenal cortex.

A pheromone is A) an endorphin released within the anterior pituitary. B) a growth factor related to the production of tumors. C) a product of a neurosecretory cell that acts on neighboring cells. D) a chemical released by one animal to affect the behavior of another animal. E) a regulatory hormone that stimulates or inhibits the release of hormones produced by other endocrine glands.

Description : A pheromone is A) an endorphin released within the anterior pituitary. B) a growth factor related to the production of tumors. C) a product of a neurosecretory cell that acts on ... ) a regulatory hormone that stimulates or inhibits the release of hormones produced by other endocrine glands.

Last Answer : D) a chemical released by one animal to affect the behavior of another animal.

Which one of the following is categorised as a parasite in true sense? (a) The female Anopheles bites and sucks blood from humans. (b) Human fetus developing inside the uterus draws nourishment from the mother. (c) Head louse living on the human scalp as well as laying eggs on human hair. (d) The cuckoo (koel) lays its eggs in crow’s nest.

Description : Which one of the following is categorised as a parasite in true sense? (a) The female Anopheles bites and sucks blood from humans. (b) Human fetus developing inside the uterus draws nourishment from the mother. ... as laying eggs on human hair. (d) The cuckoo (koel) lays its eggs in crow's nest.

Last Answer : (c) Head louse living on the human scalp as well as laying eggs on human hair

A colour blind girl is rare because she will be born only when (a) her mother and maternal grand father were colour blind (b) her father and maternal grand father were colour blind(c) her mother is colour blind and father has normal vision (d) parents have normal vision but grand parents were colour blind

Description : A colour blind girl is rare because she will be born only when (a) her mother and maternal grand father were colour blind (b) her father and maternal grand father were colour blind (c) ... blind and father has normal vision (d) parents have normal vision but grand parents were colour blind

Last Answer : b) her father and maternal grand father were colour blind

The following drug reduces urine volume in both pituitary origin as well as renal diabetes insipidus and is orally active: A. Vasopressin B. Hydrochlorothiazide C. Chlorpropamide D. Carbamazepine

Description : The following drug reduces urine volume in both pituitary origin as well as renal diabetes insipidus and is orally active: A. Vasopressin B. Hydrochlorothiazide C. Chlorpropamide D. Carbamazepine

Last Answer : B. Hydrochlorothiazide

Which one of the following hormones is responsible for uterine contraction during parturition?

Description : Which one of the following hormones is responsible for uterine contraction during parturition?

Last Answer : Which one of the following hormones is responsible for uterine contraction during parturition? A. Relaxin B. Vasopressin C. Oxytocin D. Prolactin.