Exam 2 路 Fri Oct 30 路 Chapters 4 and 5
Exam 2 study guide, Chapters 4 and 5 (all in one)
Chapters 4 and 5 in short lines, one heading per book objective: bold key words, a red look-alike line per topic, plain meanings after hard words, tables and figures.
Lecture 13: Development of the Brain
The six stages of brain development, the neural tube, cell death and neurotrophic factors, how neurons become the right type, new neurons in adults.
Lecture 14: Synapse Formation and Rearrangement
Synapse formation and rearrangement, fragile X, amblyopia, visual deprivation in cats, ocular dominance, Hebbian synapses.
Lecture 15: Experience and Gene Expression
Genotype and phenotype, epigenetics, methylation, how mothering sets the stress response for life.
Lecture 16: The Aging Brain and Alzheimer's Disease
Dementia and Alzheimer's disease, plaques and tangles, the amyloid hypothesis and its critics, hippocampal shrinkage, brain imaging.
Book 5.1: Touch and Body Sense
Labeled lines and transduction, skin receptors, receptive fields and adaptation, the touch pathway, the body map in the cortex.
Book 5.2: Pain
Parts of pain, nociceptors and pain fibers, receptor proteins, the pain pathway and how the brain turns pain down, pain relief methods.
Book 5.3: Movement
Planning and feedback, muscles and motor units, spindles and Golgi tendon organs, the stretch reflex, motor cortex, basal ganglia and cerebellum, Parkinson's and Huntington's.