The Sperm and the Egg

The Sperm and the Egg Crystal Simmons Psy/265 whitethorn 6, 2012 Rhettman Mullis, Jr. The Sperm and the Egg We are more than or less to get in on the expedition of Sean the spermatozoon and cusk the egg. On this pilgrimage we will learn each(prenominal) closely how they were elect for the special parturiency of creating a new life. afterward all there were cardinal thousand thousands of sperms and egg that could have been chosen for this task. This is Sean and eelp bulge mixtures journey from beginning to end. heather was bingle of almost deuce whizz thousand million eggs that were produced in the ovaries and one of about 400,000 that survived done puberty and today was her lucky day. As for Sean he feels analogous he has won a million dollars, for he is one out of hundreds of billions of mobile sperm that was pink-slipped today, done ejaculation to sow heather. This is how Seans day began. He begins his life in the seminiferous tubules, which are located in the testes. Here he has been maturing for about 72 days. Before he gets to the day of the wide ejaculation, he is moved through a maze of ducts that get together into a tube called the epididymis. This is where he will wait for that princely perpetrate that pushes him through the urethra.

In the urethra he will be mixed with a discrimination that comes from the prostate gland, which contains substances that will exempt him reach his journey to the young-bearing(prenominal) ovum, or Heather to be more precise. In send for Sean the sperm to reach Heather the egg, he and the secretions from the prostate gland are discharged through a strong force of contractions from the pelvic muscles. Following these contractions is fructose (a sugar substance) that is from the seminal vessels. At this point, Sean exits through the penis and into the vagina, where the easement of his journey to fertilization begins. This is the beginning of Heathers day. Heathers life began frequently earlier than Seans, because she was formed bandage in the fetus of a human being. The chances of Heather becoming fertilized are about one in 400,000; even past a womens body...If you ask to get a lavish essay, order it on our website: Orderessay

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