Usually, it's because the sperm gets into the fallopian tube before the egg is released. Once there, the sperm wait for an egg to arrive. After fertilization, it can take 5-10 days for the fertilized egg to begin to attach itself to the lining of the uterus. Pregnancy begins when this happens.
The arrangement of spikes originally had no distinct name; the term Thagomizer was coined in 1982 by cartoonist Gary Larson in his comic The Far Side, and thereafter became gradually adopted as an informal term within scientific circles, research, and education.
The term âschizophreniaâ was coined in 1910 by the Swiss psychiatrist Paul Eugen Bleuler, and is derived from the Greek words âschizoâ (split) and âphrenâ (mind). Bleuler had intended the term to refer to the dissociation or âlooseningâ of thoughts and feelings that he had found to be a prominent feature of the illness.