The shoulder joint is formed where the humerus (upper arm bone) fits into the scapula (shoulder blade), like a ball and socket. Other important bones in the shoulder include: 1  The acromion is a bony projection off the scapula. 2  The clavicle (collarbone) meets the acromion in the acromioclavicular joint.
List of boroughs and census areas in Alaska. The U.S. state of Alaska is not in counties, as 48 other states are (Louisiana has parishes instead). It is in boroughs. Many of the more densely populated parts of the state are in Alaska's eighteen organized boroughs, which are somewhat similar to counties in other states.
Geography of Alaska. Land area: With 586,412 square miles, or about 365,000,000 acres, Alaska is the largest state in the union and; one-fifth the size of the lower 48 states.Area per person: Approximately .91 square mile per person.and area: With 586,412 square miles, or about 365,000,000 acres, Alaska is the largest state in the union and; one-fifth the size of the lower 48 states. Area per person: Approximately .91 square mile per person.