About Skin.

In addition to some body armor, as well as the sense of touch skin. As the sense of touch, skin on duty to receive stimulation.

In the skin layer scattered nerve endings of touch. Nerve endings of touch in charge of continuing stimulation to the brain. Thus we can feel the smooth rough surfaces, heat, cold, and pain.

The skin of the most sensitive to stimuli that contained part of the lips and fingertips.

Nerve endings of touch is also found on the walls of the tools in, for example, the intestinal wall. Therefore we can feel the pain on those tools.

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7 Key Foods Ingredients

The first, consisting of green and yellow vegetables. Vegetables contain vitamins A and minerals iron, calcium, and potassium.

Second, consists of colorful fruits and watery, containing vitamin C.

Third, consisting of fruits and tubers as a source of vitamin A, vitamin C, minerals, and sugars. Potatoes are a source kabohidrat and minerals.

Fourth, consisting of milk and ingredients made ​​from milk, like cheese and butter. Fresh milk is a complete food source. Cow's milk contains carbohydrates, fats, protein, calcium, phosphorus, vitamins A, B1, and B2.

Fifth, consisting of beef cattle, poultry, eggs, fish, nuts, and butter. These food ingredients contain lots of protein and fat, and less as a source of vitamin B and iron.

Sixth, consisting of rice, maize, wheat flour, cassava, potatoes, bread, and sago. These food ingredients contain lots of carbohydrates, protein, and vitamin B-vitramin

Seventh, consisting of coconut, butter, margarine, peanut, sesame, and lard. This food is a lot of fat. In addition to fat, butter also contain vitamin A.

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Food Digestion Tool

Tools digestion of our food consists of:

a. Mouth

b. Esophagus

c. Abdomen 

d. Small intestine

e. Colon

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