1 The portion of the brain that maintains the bodyâs internal balance (homeostasis). 2  The hypothalamus is the link between the endocrine and nervous systems. 3  The hypothalamus produces releasing and inhibiting hormones, which stop and start the production of other hormones throughout the body.
In the mid-19th century the Industrial Revolution began to change Spain. The first railway in Spain was built in 1848 and by the 1860s railways had spread across Spain. Mining and the iron and steel industries in Spain grew in the late 19th century.
Industrialization refers to the development of machine production of goods and new energy resources. Industrialization had many positive and negative effects on the citizens of Europe in the 18th and 19th centuries. Industrialization had many positive effects on society in Europe in the 18th and 19th centuries. The creation of power machines and factories provided many new job opportunities. The new machinery increased production speed of good and gave people the ability to transport raw materials. Industrialization also lead to urbanization.