Unit 1 Pysch

Heredity

passing on of traits over generations

Nature vs. Nurture

environment shaping behavior versus genetic predesposition

Epigenetics

environment/behaviors shaping genes

Central Nervous System (CNS)

brainstem and brain, process info and coordinates responses

Peripheral Nervous System (PNS)

nerves outside brain; connects CNS to rest of body

Somatic Nervous System

controls skelatal movement, voluntary

Autonomic Nervous System

involuntary movements

Sympathetic Nervous System

fight or flight

Parasympathetic Nervous System

calming; rest-and-digest

Neuron

Dendrite

Cell Body/Soma

Axon

Axon Terminal

Myelin Sheath

Myelin

Sensory Neurons

Interneurons

Motor Neurons

Glial Cells

Resting Potential

Threshold

Action Potential

All-or-None Principle

Depolarization

Refractory Period

Synapse

Neurotransmitter

Excitatory

Inhibibatory

Reuptake

Agonists

A

Antagonists

Reuptake Inhibitors

GABA

Glutamate

Acetylcholine / ACh

Dopamine

Seratonin

Norepinephrine

Endorphins

Substance P

Endocrine System

Hormones

Hypothalumus

Pituitary Gland

Adrenaline / Epinephrine

Ghrelin

Leptin

Melatonin

Oxytocin

Hindbrain

Brainstem

Medulla

Pons

Retucilar Activating System (RAS)

Cerebellum

Fo

Forebrain

Thalamus

Limbic System

Amygdala

H

Hippocampus

Hypothalamus

Cerebrum

Cerebral Cortex

Corpus Callosum

Pituitary Gland

Hemispheric Specialization

Contralateral Organization

Frontal Lobe

Prefrontal Cortex

Motor Cortex

Broca’s Area

Parietal Lobe

Somatosensory Cortex

Occipital Lobe

T

Temporal Lobe

Wernicke’s Area

Phineas Gage

Split-Brain Research

Brain Plasticity

EEG

CT/CAT Scan

MRI

fMRI

PET Scan

Consciousness

Circadian Rhythms

Melatonin

REM

nREM

Dream Theories

Sleep Disorders