More information about the simple reflex arc is shown in Figure (2), below. Following either simple reflex arc response, or processing by the brain, neural 'instructions' may be sent via a motor neurone to an effector (usually a muscle or gland). In this way, the effector is instructed to take action.
Flagstaff, Arizona, gets 21 inches of rain per year. The US average is 37. Snowfall is 100 inches. The average US city gets 25 inches of snow per year. The number of days with any measurable precipitation is 82. On average, there are 266 sunny days per year in Flagstaff, Arizona. The July high is around 82 degrees. The January low is 16. Our comfort index, which is based on humidity during the hot months, is a 72 out of 100, where higher is more comfortable. The US average on the comfort index is 44.
The most monthly precipitation in Flagstaff occurs in October with 1 inches. The air quality index in Flagstaff is 15% better than the national average. The pollution index in Flagstaff is 199% worse than the national average.