Genetics DNA The Biological Bases of Behavior Chromosomes Genes - PowerPoint PPT Presentation

Nov 22, 2023 •264 likes •372 views

Genetics DNA The Biological Bases of Behavior Chromosomes Genes Chapter 3 Polygenic Twins Identical (monozygotic) Twin studies The Nervous System I. Central nervous system A. Brain, Spinal cord II. Peripheral nervous

Genetics • DNA The Biological Bases of Behavior • Chromosomes • Genes Chapter 3 • Polygenic • Twins • Identical (monozygotic) Twin studies The Nervous System I. Central nervous system A. Brain, Spinal cord II. Peripheral nervous system A. Somatic nervous system 1. Voluntary: Afferent, Efferent 2. Autonomic: Sympathetic, parasympathetic
Peripheral Nervous System Somatic: Red Autonomic: Blue Phineas Gage
The Neuron Soma Synapse Terminal Dendrites Axon Buttons (Myelin Sheath) Myelin Sheath
Glia Neural communication • Resting potential • Action potential • All-or-none law • Refractory period • Presynaptic neuron => postsynaptic neuron
Neurotransmitters Drugs • Acetylcholine • Agonist • Monoamines • Antagonist • Serotonin • Reuptake inhibitor • Norepinepherine • Selective serotonin reuptake inhibitor • Dopamine • Endorphins
Amygdala Thalamus Cerebellum Hypothalamus Reticular Formation Hippocampus Medulla Motor Cortex Sensory Cortex
Sensory Homunculus Cerebral Hemispheres Corpus Callosum
Hemispheric Specialization • Left hemisphere • Right side of body • Language, verbal skills • Math, logic • Right hemisphere • Left side of body • Visual and spatial skills

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