Click for money

Wednesday, May 21, 2014

This Day in Science History - May 21 - EKG and EEG

May 21st was the birthday of two men who invented two electric diagnostic devices that are often confused with each other. The EEG, or electroencephalogram device, was invented by German psychologist Hans Berger to record electrical signals from the brain. The ECG or EKG, otherwise known as electrocardiogram was invented by Dutch physician Willem Einthoven to measure the electrical current given off by heart beats.

Perhaps nobody mixes these two devices up, but I sometimes do. All you have to remember: EEG - brain waves, ECG or EKG - heart beats.

No comments:

Post a Comment

পর্যায় সারণী মনে রাখার সহজ কৌশল

মনে রাখবেন, আপনাকে যেকোন উপায়ে মনেরাখতেই হবে। সেটা শুনতে খারাপ, ভাল হয়নি এরুপ ভাবলে কখনও মনে রাখতে পারবেন না। আরব্যতিক্রমী না হলে আপনি কখনও...

Popular posts