Description : Termination of gastrulation is indicated by (a) obliteration of blastocoel (b) obliteration of archenteron (c) closure of blastopore (d) closure of neural tube.
Last Answer : (a) obliteration of blastocoel
Description : Identify the human developmental stage shown as well as the related right place of its occurrence in a normal pregnant woman and select the right option for the two, together. Developmental Site of ... tube (c) Blastocyst - Uterine wall (d) 8-celled morula - Starting point of Fallopian tube
Last Answer : (c) Blastocyst – Uterine wall
Description : DIFFERENTIATE BETWEEN MORULA AND BLASTULA STAGES OF MAMMALIAN EMBRYO.
Last Answer : ANS. MORULA: (i) 8 TO 16 CELLED STAGE EMBRYO (ii) SOLID WITHOUT ANY CAVITY BLASTULA: (i) 32 CELLED STAGE EMBRYO. (ii) HOLLOW WITH A CAVITY CALLED BLASTOCOEL
Description : What does the filiform apparatus do at the entrance into ovule? (a) It brings about opening of the pollen tube. (b) It guides pollen tube from a synergid to egg. (c) It helps in the entry of pollen tube into a synergid. (d) It prevents entry of more than one pollen tube into the embryo sac
Last Answer : (b) It guides pollen tube from a synergid to egg.
Description : Animlas which are triploblatic with tube- within - tube type of body plan and embryonic blastopore forms anus (deutterostomia ) are
Last Answer : Animlas which are triploblatic with tube- within - tube type of body plan and embryonic ... Annelids B. Molluscs C. Platyhelminthes D. Echinoderms
Description : Which muscle controls the opening of the mouth? a. Temporalis (anterior part) b. Temporalis (posterior part) c. Anterior belly of digastric. d. Myelohyoid.
Last Answer : c. Anterior belly of digastric.
Description : The principle muscle responsible for the opening of the mouth is, A. Mylohyoid B. Anterior temporal C. Posterior temporal D. Anterior belly of digastric
Last Answer : D. Anterior belly of digastric
Description : The principle muscle responsible for the opening of the mouth is,*** A. Mylohyoid B. Anterior temporal C. Posterior temporal D. Anterior belly of digastric
Description : From the internal surface to the external surface, the digestive tube wall is made of mucosa (epithelial tissue responsible for the intestinal absorption), submucosa (connective tissue beneath the ... within the abdominal cavity. Digestion System - Image Diversity: histology of the digestive tube
Last Answer : What is the location of the salivary glands in humans?
Description : Megaloblast and Deficiency during preg- nancy is associated with birth defects such as neural tube defects are due to the deficiency of?
Last Answer : Vitamin B9
Description : Select the answer with correct matching of the structure, its location and function. Structure Location Function (a) Eustachian Anterior Equalizes air tube part of pressure on internal ear either sides ... the place Rods and cones where optic are present but nerve leaves inactive here the eye
Last Answer : (c) Hypothal Forebrain Controls body -amus temperature, urge for eating and drinking
Description : Folinic acid is specifically indicated for: A. Prophylaxis of neural tube defect in the offspring of women receiving anticonvulsant medication B. Counteracting toxicity of high dose methotrexate C. Pernicious anaemia D. Anaemia associated with renal failure
Last Answer : C. Pernicious anaemia
Description : Risk of neural tube defect in the offspring can be minimised in pregnant women receiving antiepileptic drugs by supplemental therapy with: A. Folic acid B. Vitamin A C. Vitamin E D. Pyridoxine
Last Answer : B. Vitamin A
Description : Which of the following statement is / are correct with regard to Deuterostomes ? (a) The blastopore develops into anus in adult. (b) The balstopore de
Last Answer : Which of the following statement is / are correct with regard to Deuterostomes ? (a) The blastopore develops into anus ... ) and (d) D. (b) and ( c)
Description : In Deuterosotomia, blastopore forms
Last Answer : In Deuterosotomia, blastopore forms A. Mouth B. Anus C. Both D. None
Description : Blastopore occurs in
Last Answer : Blastopore occurs in A. Gastrula B. Blastula C. Blastocoel D. Morula.
Description : Blastopore is
Last Answer : Blastopore is A. Opening of neural tube B. Opening of gastrocel/archenteron C. Future anterior end of embryo D. Found in blastula.
Description : Blastopore is the pore of :-
Last Answer : Blastopore is the pore of :- A. Archenteron B. Blastocoel C. Coelom D. acoelom
Description : What is a blastopore and how is it used to indicate evolutionary relationship?
Last Answer : It's a cavity that becomes the mouth and anus. Depending onwhich forms first, the animal is classified as a protostome (firstmouth) or deutrosome (second mouth). This shows a relationshipamong very differed looking animals.
Description : What are the archenteron and the blastopore ?
Last Answer : What is the stage of the embryonic development in which these structures are formed? What are the destinations of the archenteron and of the blastopore? Archenteron is the tube formed during gastrulation ... the digestive tube: the mouth in protostome beings, or the anus in deuterostome beings.
Description : Blastopore is the pore of (a) archenteron (b) blastocoel (c) coelom (d) alimentary canal.
Last Answer : (a) archenteron
Description : What is the correct observation regarding size of egg, blastula and gastrula
Last Answer : What is the correct observation regarding size of egg, blastula and gastrula A. There is progressive ... while zygote and blastula are of same size.
Description : Morphogenetic movements convert hollow spherical blastula into
Last Answer : Morphogenetic movements convert hollow spherical blastula into A. Gastrula B. Morula C. Neurula D. Embryonic disc
Description : A morula can be differentiated from blastula in
Last Answer : A morula can be differentiated from blastula in A. Presence of cavity B. Presence of more yolk C. Presence of yolk D. Absence of cavity.
Description : The superficial blastula is the characteristic of
Last Answer : The superficial blastula is the characteristic of A. Birds B. Reptiles C. Insects D. Annelids.
Description : Describe the structure of blastula
Last Answer : Describe the structure of blastula
Description : Do cells grow in blastula?
Last Answer : Need answer
Description : After the blastula stage what is the following stage of the embryonic development ?
Last Answer : How is the passage from blastula to the next stage called? The blastula turns into gastrula in a process known as gastrulation.
Last Answer : How is the passage from blastula to the next stage called? The blastula turns into gastrula in a process known as gastrulation. Image Diversity: gastrula
Description : The embryonated egg of Ascaris represents (a) an egg with blastula (b) an egg with a juvenile (c) an egg with an egg (d) an egg with gastrula.
Last Answer : (b) an egg with a juvenile
Description : Tissue differentiation begins at which stage? a) zygote b) morula c) blastula d) gastrula
Last Answer : ANSWER: D -- GASTRULA
Description : The blastula develops into the: a) gastrula b) morula c) endoderm d) zygote
Last Answer : ANSWER: A -- GASTRULA
Description : Age 25. Within a few days of playing the MM kit, the fetus is lost. The age of the fetus is 1 month. Today I am bleeding for 5 days. The doctor told me to take medicine to stop the bleeding as there ... lost in these 5 days of bleeding ? And if the fetus is not numb, what is the way to remove it ?
Last Answer : Hopefully it's ruined. Currently you can eat it if you have excessive bleeding. Cap- Enclot / Frabex / Hemostat / Intrax 500 mg.
Description : How many days after playing MM kit the fetus is lost. The age of the fetus is 1 month. Today I am bleeding for 5 days. The doctor told me to take medicine to stop the bleeding as there is an ... bleeding as there is an infection in the tube. Will the fetus be lost in these 5 days of bleeding ?
Description : The term Test Tube Baby' implies (a) Fertilisation of ovum takes place I the test tube but it develops in uterus (b) Fertilisation of ovum takes place in the test tube and develops in ... uterus but develops in the test tube (d) Fertilisation takes place in uterus and embryo develops in uterus
Last Answer : Ans:(a)
Description : In the case of test tube babies (1) egg is fertilized in the uterus. (2) embryo completes its development in a test tube. (3) embryo is placed in uterus after 2 months. (4) egg is fertilized outside mother's body.
Last Answer : (3) embryo is placed in uterus after 2 months. Explanation: Prior of the implantation of the blastocyst the uterus of the recipient mother should be made ready to receive the embryo. This is ... done with the hormonal treatment. The blastocyst is introduced into the uterus by one of the two methods
Description : A test tube baby means : (1) a baby grown in a test tube. (2) embryo fertilised in uterus and developed in test tube. (3) embryo fertilised and developed in uterus. (4) fertilisation in vitro and then transplantation in the uterus.
Last Answer : (4) fertilisation in vitro and then transplantation in the uterus. Explanation: In vitro fertilisation is a process by which an egg is fertilised by sperm outside the body: in vitro. IVF is a ... to collect a naturally selected ovum (egg) for fertilisation, it is known as natural cycle IVF.
Description : Which of the following correctly explains the phenomenon of "Test Tube Bally"? (1) When every process of embryo formation is in the test tube. (2) When the embryo develops in a test tube ... is external and development is internal. (4) When the fertilisation is internal and development is external.
Last Answer : (3) When the fertilisation is external and development is internal. Explanation: Test tube baby is born from in vitro fertilization. In vitro fertilization (IVF) is a process by which an egg ... ) is then transferred to the patient's uterus with the intention of establishing a successful pregnancy.
Description : Name the organ where the embryo develops - (1) Uterus (2) Fallopian tube (3) Ureter (4) Cervix
Last Answer : (3) Uterus Explanation: In a placental mammal, an ovam is fertilized in a fallopian tube through which it travels into the uterus.
Description : Which of the following statements is correct with reference to a test tube baby? (a) Fertilisation of the egg is effected outside the body; the fertilised egg is then placed in the womb of the mother ... . (d) Fertilisation of the egg and growth of the embryo are affected in a large test tube.
Last Answer : (a) Fertilisation of the egg is effected outside the body; the fertilised egg is then placed in the womb of the mother where the gestation is completed.
Description : The test tube baby means (a) fertilisation and development both in uterus (b) fertilisation in vitro and then transplantation in uterus (c) a baby grown in test tube (d) fertilised and developed embryo in test tube.
Last Answer : (b) fertilisation in vitro and then transplantation in uterus
Description : In vitro fertilisation is a technique that involves transfer of which one of the following into the fallopian tube? (a) Embryo only, upto 8 cell stage (b) Either zygote or early embryo upto 8 cell stage (c) Embryo of 32 cell stage (d) Zygote only
Last Answer : (b) Either zygote or early embryo upto 8 cell stage
Description : Assisted reproductive technology, IVF involves transfer of (a) ovum into the fallopian tube (b) zygote into the fallopian tube (c) zygote into the uterus (d) embryo with 16 blastomeres into the fallopian tube.
Last Answer : b) zygote into the fallopian tube
Description : Embryo with more than 16 blastomeres formed due to in vitro fertilisation is transferred into (a) uterus (b) fallopian tube (c) fimbriae (d) cervix.
Last Answer : (a) uterus
Description : Through which cell of the embryo sac, does the pollen tube enter the embryo sac? (a) Egg cell (b) Persistant synergid (c) Degenerated synergids (d) Central cell
Last Answer : c) Degenerated synergids
Description : 3. In IVF technique zygote or early embryo is transferred into a. Cervical canal b. Uterus c. Fallopian tube d. Vagina
Last Answer : c. Fallopian tube
Description : Which of the following correctly explains the phenomenon of Test Tube Baby ? (1) When every process of embryo formation is in the test tube. (2) When the embryo develops in a test ... is external and development is internal. (4) When the fertilisation is internal and development is external.
Last Answer : When the fertilisation is external and development is internal.
Last Answer : fertilisation in vitro and then transplantation in the uterus.