Caloric stimulation is a test that uses differences in temperature to diagnose damage to the acoustic nerve. This is the nerve that is involved in hearing and balance.
4. Abraham Lincoln issued the Emancipation Proclamation which began the process of freedom for America's slaves. The document also allowed black soldiers to fight for the Union. 5. Abraham Lincoln was a strong supporter of the Thirteenth Amendment that formally ended slavery in the United States.
Barack Obama is so important because he is the first black president for the United States. He also makes a change and he is the leader of our country! If you ask me Barack Ob â¦ ama made and is still making a huge impact on the United States of America! 9 people found this useful.