Definition. A nuclear stress test measures blood flow to your heart at rest and while your heart is working harder as a result of exertion or medication. The test provides images that can show areas of low blood flow through the heart and damaged heart muscle.
Lesson at a Glance Outline. Chapter 1, Lesson 2: California's Regions (pp. 12-18) I. Four Regions. A. California's four main regions -- the coast, the Central Valley, the mountains, and the deserts -- each have features that set it apart from the other areas. b. Each region offered early settlers different challenges and advantages.
The 12 Geographical Regions of California For Tourism and Travel Purposes, the State of California is divided into 12 regions that conveniently represent geographic bounds of either counties or natural features such as deserts, mountains and bays. Pictured below is the California Regions Map.