Brain Functions
Overview of Nervous System
Parts of neurons
Neurotransmitter
Drug Categories
100

Balance and Coordination

Cerebellum

100

Brain and Spinal Cord 

CNS

100

Junction between communciating cells 

Synapse 

100

Alertness and Arousal 

Norepinephrine 
100

Slow aspects of CNS activity; alcohol and benzodiazepines 

Depressants 

200

Hunger, Thirst, Temperature, and Hormonal Regulation

Hypothalamus

200

Skeletal muscle movement and sensory input 

Somatic 

200

Release Neurotransmitters 

Terminal Buttons 

200

Pain relief and pleasure 

Endorphins

200

increase alertness and arousal; caffeine, nicotine, cocaine, amphetamines 

Stimulants 

300

Planning, Judgement, voluntary movement 

Frontal Lobe 

300

Automatic regulation of organ and glands 

Autonomic 

300

Conducts an action potential 

Axon 

300

Major excitatory neurotransmitter in the brain

Glutamate

300

reduce pain and can produce euphoria: heroin, morphine, fentanyl

Opioids 

400

Touch and spatial processing 

Parietal Lobe 

400

rest and digest

Parasympathetic 

400

maintains the cell

Soma

400

Major inhibitory neurotransmitter in the brain

GABA

400

Alter sensory perception and experiences 

Hallucinogens 
500
hearing and aspects of memory and language 

Temporal Lobe 

500

fight or flight 

Sympathetic 
500

Recieve Signals 

Dendrites 

500

Muscle movement, learning, memory

Acetylcholine 

500
can alter perception, memory, coordination, and mood; THC is the primary intoxicating component 

Cannabis