मराठी
कर्नाटक बोर्ड पी.यू.सी.पीयूसी विज्ञान 2nd PUC Class 12

Except endocrine function, what are the other functions of placenta.

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प्रश्न

Except endocrine function, what are the other functions of placenta.

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उत्तर

Placenta facilitates the supply of oxygen and nutrients to the embryo. It also removes CO2 and excretory wastes produced by embryo.

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  या प्रश्नात किंवा उत्तरात काही त्रुटी आहे का?
पाठ 3: Human Reproduction - SHORT ANSWER [पृष्ठ २२]

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एनसीईआरटी एक्झांप्लर Biology Exemplar [English] Class 12
पाठ 3 Human Reproduction
SHORT ANSWER | Q 5. | पृष्ठ २२

संबंधित प्रश्‍न

State the Function of Chorionic Villi


Medically it is advised to all young mothers that breast-feeding is the best for their newborn babies. Do you agree? Give reasons in support of your answer.


Choose the correct options of the following question:

Eyelids in human foetus separate in :


Gonads develop from embryonic ______.


Urine test during pregnancy determines the presence of ______.


In the event of pregnancy, the corpus luteum persists under the influence of ______.


In the development of the human body, the ectoderm is responsible for the formation of ______.


The early stage human embryo distinctly possesses ______.


Mark the odd one.


Read the following and answer from given below:

Cleavage is the series of rapid mitotic divisions in the zygote and forms blastula. The 2, 4, 8, 16 daughter cells are called blastomeres. An embryo with 64 blastomeres is known as a blastocyst and has a blastocoel cavity. Blastocyst gets implanted in the uterine wall and leads to pregnancy.

At which stage of embryonic development does trophectoderm develop?


Assertion: Functional ADA cDNA genes must be inserted in the lymphocytes at the early embryonic stage.

Reason: Cells in the embryonic stage are mortal, differentiated and easy to manipulate.


Explain the formation of placenta after the implantation in a human female.


Through which structure is the placenta connected to the embryo, containing blood vessels for substance transport?


What is the primary function of human Chorionic Gonadotropin (hCG) during pregnancy?


What is the outermost germ layer that gives rise to the brain, spinal cord, and peripheral nerves?


Which germ layer gives rise to the heart, blood vessels, muscles, and bones?


At what point during pregnancy is the embryo officially referred to as a fetus?


What is the name of the process by which the blastocyst becomes embedded in the endometrium?


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