Drugs and the Brain pt 2 Flashcards
1
Q
Who said “I think, therefore I am”
A
Descartes
2
Q
If you hit a specific spot in front of the skull ____
A
You will start laughing and you wont know why
3
Q
Two main systems in the brain
A
Central Nervous - Peripheral Nervous
4
Q
How many cells are there in the brain?
A
100 billion
5
Q
What &% of cells in the brain are neurons?
A
15%
6
Q
Main components of a neroun
A
Axon, cell body, dendrites
7
Q
What drugs help anxiety
A
Barbituates
8
Q
Barbituates
A
Make people sleepy, added benzodiazepines to make not sleepy
9
Q
Viagara
A
Inhibitory process PDE
Causes men to see blues and greens
10
Q
Glia cells make up __% of brain
A
85%
11
Q
Nodes of Ranvier
A
Narrow gabs on axon
12
Q
Sugar is…
A
A brain food, helps you think
13
Q
Nerve signals all are what intensity
A
-89mV
14
Q
3 color receptors in brain
A
Red, blud and green
15
Q
Narcotics
A
Make you go to sleep
