The series of hormonal events that leads to birth:
- Fetal cortisol stimulates the placenta to secrete estrogen.
- The high estrogen level stimulates the uterus to form oxytocin receptors.
- Prostaglandins dilate the cervix, and with oxytocin, increase the strength of uterine contractions.
- Oxytocin stimulates the placenta to secrete prostaglandins.
<h3>What hormones are involved during parturition?</h3>
The female hormones contains in parturition include:
- Estrogen: This plays a main role in uterine contractions.
- Oxytocin: It helps in the uterine contractions during parturition.
- Relaxin
Thus, the series of hormonal events that leads to birth is 2,4,3,1.
To learn more about oxytocin receptors click here:
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Answer:
Power is measured at three different levels pertinent to flapping flight. The first level is metabolic power input (P met) to the muscles, directly of interest to a flying, foraging bird, and generally a realm of study for respiratory, thermal and chemical physiologists.P met is the rate the bird expends chemical energy to supply the flight muscles, and it may be measured using double-labeled
Answer: plastic is the main constituent in the garbage patch found in North Pacific Ocean. It was estimated to be approximately 80 thousand tonnes or about 1.8 trillion pieces of plastic in the patch. A total of 1.8 trillion plastic pieces were estimated to be floating in the patch.
The cells of the fish might swell and burst and then die.... i think
