Lecture 2-01-08 (CH 2)

Lecture 2-01-08 (CH 2) - Increases heart rate Example:...

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Spying on the Brain Research Methods Electroencephalogram (EEG) Electrical recording Computerized Axial Tomography (CAT) Scan Structural view (3-D image of the brain) Magnetic Resonance Imaging (MRI) Function (takes the inner images of the brain) Positron Emission Tomography (PET) Examine brain at work Central Nervous System (CNS) Brain Spinal Cord Peripheral Nervous System The part of the nervous system in vertebrate animals that lies outside of the brain and spinal cord (central nervous system). It includes the nerves that extend to the limbs and many sense organs. Somatic (voluntary movement) Your hand turning a page of a book Autonomic (involuntary movement) division Heart is pumping blood, or digested your food Autonomic Nervous System (Parts) Sympathetic division: prepares body for stressful situations (alertness) fight or flight
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Unformatted text preview: Increases heart rate Example: someone is crawling through the window of your room, and your heart is racing heavily. Parasympathetic division: calms your body after the emergency situation has engaged the sympathetic division. Maintains storage of energy resources. Steadies heart beat Example: you find out the person crawling through your window is your roommate and not a stranger, so your heartbeat steadies Human Genome Project To understand the genetic makeup of human beings, and identify all the genes in the human The Endocrine System Sends messages throughout the nervous system Hormones Affect the functioning or growth of other parts of the body Pituitary gland The master gland...
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