6B: Measuring sleep

Question 1

What is the purpose of an Electroencephalograph (EEG) detect?

Answer 1

To detect, amplify and record electrical activity of the brain

EEGs are used to diagnose conditions such as epilepsy and sleep disorders.

Question 2

What is the purpose of an Electromyograph (EMG)?

Answer 2

To detect, amplify, and record the electrical activity of the body’s muscles

EMGs are often used to diagnose neuromuscular disorders.

Question 3

What is the purpose of an Electro-oculograph (EOG)?

Answer 3

To detect, amplify and record the electrical activity of the muscles responsible for eye movement

EOGs are commonly used in sleep studies and to assess eye movement disorders.

Question 4

What information is contained in sleep diaries?

Answer 4

Self-reported descriptions about sleeping periods, estimated time spent sleeping, and quality of sleep

Sleep diaries help in understanding sleep patterns and diagnosing sleep disorders.

Question 5

What is the purpose of video monitoring in sleep studies?

Answer 5

To record an individual as they sleep using camera and audio technologies

Video monitoring can provide insights into sleep behaviors and disturbances.