Your doctor will decide what type of pacemaker you need based on your heart condition. The doctor programs the minimum heart rate. When your heart rate drops below that set rate, your pacemaker generates (fires) an electrical impulse that passes through the lead to the heart muscle.
The myth of Psyche and Eros (Cupid) is a mythological metaphor for the feminine journey toward consciousness. Psyche is the Greek word for both soul and butterfly. We delight in the beauty of the butterfly, but rarely admit the changes it has gone through to achieve that beauty. -Maya Angelou In Aztec and Mayan mythology, the god of fire Xiutecutli is represented as a butterfly. Fire, like the butterfly, is a symbol of transformation. In Mexico, the Nahauatl people believe that Monarch butterflies are the souls of dead children returning to their ancestral home.
What is the scientific name for a butterfly? The monarch butterfly, which is known for its long migration, can live six months or longer. The painted lady, another butterfly that is known for making a long journey, only lives two to four weeks. Coppers and blues, which are tiny butterflies, only live a few days. The butterfly with the longest lifespan appears to be the mourning cloak, a butterfly with velvety maroon-black wings edged with gold.