Vitamin B12 helps the body make healthy red blood cells and helps keep nerve cells healthy. It is found in animal foods, including meat, fish, eggs, milk, and other dairy products. The most common cause of pernicious anemia is the loss of stomach cells that make intrinsic factor. Intrinsic factor helps the body absorb vitamin B12 in the intestine. The loss of parietal cells may be due to destruction by the body's own immune system.
The family system. According to Bowen, a family is a system in which each member had a role to play and rules to respect. Members of the system are expected to respond to each other in a certain way according to their role, which is determined by relationship agreements.
Family structure in the United States. The traditional family structure in the United States is considered a family support system involving two married individuals providing care and stability for their biological offspring. However, this two-parent, nuclear family has become less prevalent, and alternative family forms have become more common. The family is created at birth and establishes ties across generations. Those generations, the extended family of aunts, uncles, grandparents, and cousins, can hold significant emotional and