Both the nervous and endocrine systems play a vital role in the survival of a person. They send messages to target areas in order to support life. The messages sent by the nervous system which are being released into a synapse are called neurotransmitters while the ones sent by the endocrine system via the bloodstream are called hormones.
A nose job is called rhinoplasty
La probabilidad se refiere a la mayor o menor posibilidad de que ocurra un suceso. Su noción viene de la necesidad de medir la certeza o duda de que un suceso dado ocurra o no. Esta establece una relación entre el número de sucesos favorables y el número total de sucesos posibles.