Title: BRAIN AWARENESS WEEK
1BRAIN AWARENESS WEEK
2Introduction to the Nervous System
Central Nervous System
Peripheral Nervous System
3Sagittal View of the Brain
Parietal Lobe
Occipital Lobe
Frontal Lobe
Cerebellum
Brainstem
4Lateral view of the cerebral cortex
Parietal Lobe
Frontal Lobe
Occipital Lobe
Temporal Lobe
5Homunculus
Motor Cortex
Sensory Cortex
6Two Point Discrimination
42mm
3mm
7Introduction to Neural Transmission
Synapse
Neuron
8Introduction to Neural Transmission
Synapse
Dendrites
Cell body
Axon
9Neural Communication
Dendrite
Axon
Specific receptors
Synaptic Cleft
10The brain and serotonin
Frontal lobe
Memory Cognition
Hypothalamus
Hunger Temp. Thirst
Hippocampus
Memory
Amygdala
Emotion
Spinal Cord
11Serotonin neurotransmission
Dendrite
Axon
Serotonin
12Ecstasy Affects Neurotransmission
Axon
Dendrite
13Ecstacy and Serotonin transmission
Dendrite
Axon
Serotonin receptors
Reuptake transporters
14The brain and ecstacy
During
After
Heightened senses
? Visual memory
Intense thirst Hyperthermia
Euphoria Empathy
Depression
Clenching of the jaw
15Pleasure and Reward
Pleasures necessary for survival
Artificial pleasures
16Reward circuitry
Prefrontal cortex dopamine
nucleus accumbens dopamine
VTA dopamine
17Discovery of the Reward Pathway
18Drugs of abuse and the reward system
Amphetamine
4.5
Alcohol
19Altered state
Normal state
20Altered state
Normal state
Adaptation
Tolerance
21Altered state
Normal state
Adaptation
Addiction
Withdrawal Syndrome
Tolerance
22Altered state
Normal state
Adaptation
Addiction
Withdrawal Syndrome
Tolerance
23Effect of Crystal Meth on the Brain
Frontal Lobe
Card Sorting task
24Long-term effects of Cocaine
Cocaine user six-weeks after stopping
Normal brain
25Conclusion
26Marijuana
27Marijuana
28MethamphetamineSpeed and crystal meth
29Cocaine and amphetamines
30PsilocybinMagic mushrooms
31GHB and rohypnol Date Rape Drugs
32Alcohol
33Nicotine
34Opiates