In addition, damage to the central nervous system and peripheral nervous system can occur from chronic alcohol abuse. The long-term use of alcohol is capable of damaging nearly every organ and system in the body. The developing adolescent brain is particularly vulnerable to the toxic effects of alcohol.
TYPES OF CONTINENTAL MARGINS. Continental margins are not all alike, but they are not all different either. There are two basic types. Each one has different characteristics, which are a function of the processes involved in the formation of the two types of margins. The âclassicâ margin is based on the U.S. East Coast example.
Lying between these two areas are the continental shelf sediments bounded by a continental or island landmass with coastal environments on one side and a deep ocean basin on the other. Continental shelves total almost 23 million km 2, which is equal to nearly one-sixth the total land area of the world.