S&P1 - Sense and Perception Notes (1/25/11) Diff Light...

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Diff Light Sensitivities Sense and Perception Notes (1/25/11) o Are You Normal - Oprah book statistical norms o Central nervous system- system encased in bone o Viscosity of jello o Systematic nerves go through all the spine o Weight lifting good for women because increase bone density o Deafferent- cut nerves o Patellar reflex-knee reflex – go into afferent and goes into spinal o Afferent enters dorsal, posterior (sensory) o Efferent enters ventral, anterior (motor) Somatic division of the peripheral NS o Efferent nerves o Neuromuscular junction o Lou Ghrig’s Disease (ALS) (retain sensory but not motor fxn) o Guillan-Barre syndrome o Event. go to automatic o Autonomic Nervous system- control organs, fight or flight o Sympathetic division-activates (when scared) o Parasympathetic division- deactivates, exceptions: digestion o Polygraph (lie detector) monitors activity of autonomic nervous system – galvanic skin response sweating tell by electrodes o Pupils dilate- emotional reaction to you
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Thinking analytically to the left Thinking emotionally to the right o Conditioning autonomic fxn: biofeedback o Two steps in biofeedback therapy: Heart rate and blood pressure Bring it to conscious awareness to be able to control Irritable bowel syndrome (intestine) – Cardiovascular and digestive systems affected by psychological stress peristalsis Fish scale disease – corneation of skin can control o Central Nervous System (one encased in bone) o meninges (membranes) connect tissue to bone pia matter arachnoid durable membrane o Must get through tough meninges before get to skull o Meninges cause meningitis if become inflamed (if in spine-spinal, if in brain-cranial) Illness results if the germs cross the meninges the membrane o Bones in babies don’t lithify till first year (cartilage) o 30% C-section but vaginal births better o cranial bones not fused yet (soft spot) FONTANEL o Brain needs a lot of blood
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o cerebral vascular hemorrage o strokes hit cortex cranial blood vessels o Rat brain good model for humans but not like humans really more lateral o olfactory on the end rely heavily on scent o can’t see valleys – cortex almost perfectly smooth
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S&P1 - Sense and Perception Notes (1/25/11) Diff Light...

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