Garland has the second highest population in Dallas County and has easy access to downtown Dallas via public transportation including two Dart Blue line stations and buses. In 2008, Garland was ranked #67 on CNN and Money magazine 's list of the Top 100 Places to Live. During 2014 the city was ranked the 6th Best City for Working Parents. Garland is consistently named one of the safest cities in America. In 2014 Garland was named the Safest Big City in the US. In 2015, Garland was ranked the #17 overall and #5 best mid-sized city to purchase a home for First-Time Home Buyers.
Signal Detection Theory. Explains how he detect signals consisting of stimulation affecting our eyes, ears, nose, skin, and other sense organs. This theory says that sensation is a judgment the sensory system makes about incoming stimulation. Often, it occurs outside of consciousness.
Sensory receptors can be classified by the type of stimulus that generates a response in the receptor. Broadly, sensory receptors respond to one of four primary stimuli: Chemicals (chemoreceptors) Temperature (thermoreceptors) Pressure (mechanoreceptors) Light (photoreceptors)