Introduction to Psychology 10th Edition by Rod Plotnik,Haig Kouyoumdjian

تمرين 8

Researchers study sleep and wakefulness by recording the activity of brain cells and muscles. Electrical brain activity is recorded in tracings called an (a) _____. The height of a wave is called (b) _____, its and the number of wave cycles that occur in one second is called the (c) _____.