PSYC 2600 Study Guide - Final Guide: Psychosurgery, Magnetism, Cortisol

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Physiological approaches to personality chapter 7 february 8th, 2017, week 5. Physiological measures: mechanical measures that can be highly reliable, really reliable because people can"t fake their physiological response. Two electrodes attached to the hands will tell researchers how well the skin is conducting electricity: cardiovascular activity (we need to focus on exhaling when you"re having an asthma or panic attack). The heart and the associated blood vessels, and blood pressure is exerted through systolic and diastolic blood pressure. Saliva samples can tell how well the immune system is working, as well as hormone levels. Cortisol can also be measures in blood and saliva to indicate stress levels: physiological measures can be taken through electrodes being placed on the skull in a non-invasive manner. Telemetry is where electrical signals are sent from the participant to the polygraph through radio waves instead of by wires.