Advertisements
Advertisements
प्रश्न
What is Placenta?
Advertisements
उत्तर
The placenta is an organ composed of blood capillaries, villi, connecting tissue, and latent endocrinal cells.
APPEARS IN
संबंधित प्रश्न
Give appropriate biological or technical terms for the following :
The fluid which surrounds the foetus
Choose the odd one in each of the following :
Relaxin; cervix dilated; amniotic sac ruptures; child birth; follicle.
Complete the following table by writing the name of the structure or the function of the given structure:
| Structure | Function | ||
| 1 | Corpus luteum | 1 | …………… |
| 2 | ……………. | 2 | Produces male gametes in mass |
| 3 | Placental disc | 3 | …………………….. |
| 4 | . ……………. | 4 | Increases the force in uterine contractions during child birth |
| 5 | Umbilical cord | 5 | …………………. |
| 6 | Fallopian tube | 6 | ………………… |
Given below is the name of certain stage/substance related to reproduction and found in human body. Answer the questions related to it.
Implantation.
- The development stage that undergoes this process.
- The approximate time after fertilisation, when it occurs.
Complete the following sentences with appropriate word:
The umbilical cord connects _______
Complete the following sentences with appropriate word:
The expulsion of the fetus from the body to the mother in a human female is called __________.
Which of the following hormones is produced by ovary?
Mention any two functions of the human foetal placenta.
List the substances which the foetus receives from the mother through placenta.
Heart and blood vessels have been formed by the end of five weeks of pregnancy.
