The ________ brain wave pattern has a characteristic frequency of ________.
A) sleep spindle; 13 Hz
B) theta; 1214 Hz
C) alpha; 1330 Hz
D) sleep spindle; less than 3.5 Hz
E) theta; 3.57.5 Hz
Question 2
An electro-oculogram measures
A) heart rate over time.
B) eye movements.
C) changes in blood pressure.
D) electrical potentials within the brain.
E) the resistance of the skin to electrical current.