Homework Concepts
What are psychoactive substances, like nicotine, that increase the central nervous system?
Stimulants
They are found on the dendrite.
Remember this neurotransmitter? What a coincidence!
Acetylcholine (it's in charge of memory, get it?)
Which term discusses the brain's ability to adjust to damage and experience?
Neural (Brain) plasticity
Which portion of the brain is developing for most people in this room?
The frontal lobe
What reverses the fight or flight response?
The parasympathetic nervous system
What term is used to describe when a neuron is sending a message?
Action Potential
Slap happy? Maybe this neurotransmitter is to blame?
Serotonin
This is described as the negative physical reaction to going without a psychoactive substance.
Withdrawal
This group of brain structures might as well be known as your emotional center.
The Limbic System
If I wanted to make sure your Broca's area was the reason you were unable to speak, what brain imaging test would I use?
FMRI
What is the purpose of the refractory state?
It is when a neuron is resetting and cannot send another message temporarily.
What happens to neurotransmitters that are leftover in the synaptic gap?
They are reused - the original neuron takes them back through reuptake
The loss of myelin which leads to shaky voluntary movement is indicative of what illness?
Multiple Sclerosis
What connects the two halves of the brain?
The Corpus Callosum
I am the portion of the nervous system that carries out behavior the product of conscious decision making.
Somatic Nervous System
Which naturally occurring chemical has a positive effect on the likelihood of neural communication?
An excitatory neurotransmitter
Halfway into her marathon, Darla's toenail came off. She didn't feel it though. What neurotransmitter may explain why she did not experience pain?
Endorphins - they are naturally released during physical activity
Depressants mimic this calming neurotransmitter.
GABA
The amount of brain space devoted the hands in this specific location explains why paper cuts hurt so much.
Primary Somatosensory Cortex
Much like the literary role, I am an outsider that undermines a neuron's goal.
Antagonist
At what stage is a neuron said to have a negative state (charge)?
Resting Potential
Neurotransmitters are the messengers of the nervous system. What are the messengers of the endocrine system?
Hormones
Interneuron
This area of the brain stem alerts the brain to messages approaching from the spinal cord.
Reticular Activating System