Neuroscience and Psychopharmacology: EMG, EOG, ECG, Sleep Disorders, and Drug Effects

electromyograph (EMG)

Records muscular activity and tension.

electrooculograph (EOG)

Records eye movements.

electrocardiograph (ECG)

Records the contractions of the heart.

Psychoactive drugs

Change mood, thoughts, or behavior.

Narcotics / Opiates

Relieve pain.

Sedatives

Calm you down / make you sleepy.

Stimulants

Speed you up / increase activity.

Hallucinogens

Change what you see or perceive.

Alcohol

Drinks containing ethyl alcohol.

Tolerance

Need more of a drug to get the same effect.

Insomnia

Can't sleep; trouble falling asleep or staying asleep.

Narcolepsy

Sudden sleep; suddenly and uncontrollably falling asleep.

Hypothalamus issues

Problems in the hypothalamus or other brain areas can affect sleep and wakefulness.

Sleep apnea

Breathing repeatedly stops or becomes difficult during sleep.

Somnambulism

Walking while asleep, usually during slow-wave sleep.

RBD

Acts out dreams; during REM, a person acts out intense dreams instead of staying still.