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Chapter 3
n/a
58
Psychology
12th Grade
09/22/2014

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Term
Reuptake
Definition
This process occurs when a presynaptic or sending neuron reabsorbs unused neurotransmitters in the synapse.
Term
Antagonist
Definition
A drug designed to block or stop the action of a neurotransmitter
Term
Sympathetic Nervous System
Definition
A part of the autonomic system that speeds up bodily processes
Term
Peripheral Nervous System
Definition
The nervous system that connects the body to the central nervous system. Made up of somatic and autonomic
Term
Sensory Neurons
Definition
Neurons that sense information from the environment and travel through the peripheral nervous system carrying information to the central nervous system
Term
Endorphins
Definition
A type of neurotransmitter linked to pain control and pleasure.
Term
Agonist
Definition
A drug designed to mimic a neurotransmitter
Term
Endocrine System
Definition
A bodily system that releases hormones in the bloodstream to regulate certain organs
Term
Acetylcholine
Definition
A type of neurotransmitter that when reduced could lead to Alzheimer's disease
Term
Serotonin
Definition
neurotransmitter linked to depression
Term
GABA
Definition
Anxiety Attacks
Term
Love and bonding
Definition
Oxytocin
Term
How much does and adult brain weigh
Definition
3 pounds
Term
Which part of the brain deals with expressive speech
Definition
Broca's Area
Term
part of the brain that deals with anger
Definition
Amygdala
Term
What part of the brain deals with smooth coordinated movement
Definition
Cerebellum
Term
WHich part of the brain is dealing with getting you into dreams
Definition
Pons
Term
Which part of the brain deals with getting you into the stages of sleep and waking up
Definition
reticular formation
Term
What part of the brain deals with your vital functions: breathing
Definition
medula
Term
relay center of your brain
Definition
thalamus
Term
What part of the brain sends the message to eat?
Definition
hypothalamus
Term
Which lobe of the brain has the visual cortex?
Definition
Occipital
Term
Which lobe of the brain deals with auditory cortex?
Definition
Temporal
Term
WHere are your touch sensory things located
Definition
Parietal
Term
Emotion Center
Definition
Limbic system
Term
Which part of the brain has to do with understanding language?
Definition
Wernicke's area
Term
Which hemisphere of the brain deals with face recognition
Definition
Right
Term
Whats it called when you loose something from broca or wernicke?
Definition
Aphasia
Term
WHat does an EEG meausure?
Definition
Brain Waves
Term
What does a functional MRI do?
Definition
can see all layers of brain while its functioning (in action)
Term
Sensory neurons that are bringing information in
Definition
Afferent Neurons
Term
What part of the brain is dealing with higher level thinking, planning, problem solving
Definition
Cerebral Cortex in frontal lobe
Term
what crosses the synapse?
Definition
Neurotransmitters
Term
When neurons go back to where it was released from.
Definition
Reuptake
Term
parasympathetic nervous system
Definition
a part of the autonomic nervous system that clams the body down
Term
Autonomic Nervous System
Definition
A branch of the peripheral nervous system that controls involuntary movements such as heart beat and respiration
Term
Somatic Nervous System
Definition
The part of the peripheral nervous system that controls voluntary movement
Term
Afferent Neurons
Definition
Carry info to central nervous system
Term
Motor Neurons
Definition
Neurons that travel through the peripheral nervous system carrying info out from central nervous sytem to muscles, enabling movment
Term
Efferent Nerves
Definition
Carry info away from nervous system
Term
all or none response
Definition
refers to how a neuron fires each time with the same intensity
Term
Refractory Period
Definition
The period In which a neuron cannot fire an action potential due to the charge being negaive
Term
Threshold
Definition
Refers to the minimum stimulation necessary for an action to occur
Term
Synapse
Definition
The gap between neurons that neurotransmitters cross
Term
Depolarization
Definition
The process that occurs when the inside of a neuron becomes positive as sodium enters and enables an action potential
Term
Resting Potential
Definition
Refers to the -70 charge in which a neuron sits waiting ot fire an action potential
Term
Neurotransmitters
Definition
Chemical messengers that travel across synapse
Term
Action Potential
Definition
A brief electrical charge enabling a neuron to communicate with other neurons through the release of a neurotransmitter
Term
Dendrites
Definition
The part of the neuron that receives info from other neurons
Term
Myelin Sheath
Definition
The insulation of a neuron allowing neural speed to increase
Term
axon
Definition
the part of a neuron that sends info to other neurons
Term
Thalamus
Definition
A relay center for sensory info
Term
Corpus callosum
Definition
The part of the brain that connects the two hemispheres
Term
Hippocampus
Definition
The part of the limbic system that processes new memories
Term
Frontal lobes
Definition
Lobes that are involved in planning thinkin and emotional control
Term
Cerebellum
Definition
Part of the hindbrain that coordinates movement and balance
Term
Pet SCAn
Definition
A scanning technique that uses a radioactive glucose to onserve the functioning of the brain
Term
MRI
Definition
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