measurement of physiological responses associated with sleep

Question 1

EEG

Answer 1

is used to detect, amplify and record the electrical activity of the brain.

electrodes manually placed at various points on the scalp

Question 2

EMG

Answer 2

is used to detect, amplify and record the electrical activity of the muscles.

This data is obtained by attaching electrodes to the skin above the relevant muscles.

Question 3

EOG

Answer 3

is used to detect, amplify and record the electrical activity in eye muscles that control eye movements.

electrodes attached to areas of the face surrounding the eyes.

Question 4

sleep diary

Answer 4

a self-reported record of an individual’s sleep and waking time activities, usually over a period of several weeks.

Question 5

video monitoring

Answer 5

record externally observable physiological responses throughout a sleep episode, including behaviours when falling asleep and when waking.

-changes in posture and body position
-amount of tossing and turning
-what happens when awakening from a nightmare or night terror