The digestive tract is the tube that extends from the mouth to the anus, and it consists of the (1) mouth, (2) pharynx, (3) esophagus, (4) stomach, (5) small intestine, and (6) large intestine. The accessory organs include the (1) teeth, (2) tongue, (3) salivary glands, (4) liver, (5) gallbladder, and (6) pancreas.ccessory organs The accessory organs include the â (1) teeth, â (2) tongue, â (3) salivary glands, â (4) liver, â (5) gallbladder, and â (6) pancreas. Figure 26.1Illustration showing the design and structures of the digestive system.
Nutrients such as omega-3 fatty acids, lutein, zinc, and vitamins C and E might help ward off age-related vision problems such as macular degeneration and cataracts, studies show. Regularly eating these foods can help lead to good eye health 1  : Green, leafy vegetables such as spinach, kale, and collards. 2  Salmon, tuna, and other oily fish. 3  Eggs, nuts, beans, and other non-meat protein sources. 4  Oranges and other citrus fruits or juices.
Vitamins A, C, and E form a fitting acronym (ACE) when it comes to vision. A major federal study showed that the combo, plus zinc, is a winner when it comes to lowering risk of advanced AMD. Just another reason Dr. Carr touts the importance of âdeveloping good eating habits and taking in the right nutrientsâ for healthy vision. Below are some simple ways to stay healthy and care for your vision. Foods to Keep Your Eyes and Body Healthy. Nature has just what you need for energy boosts and vision protection. Get the most from what you eat by choosing a variety of colorful produce that's rich in antioxidants. Bump up your nutritional intake by selecting foods with selenium, vitamin E, vitamin C, alpha lipoic acid, zinc, and omega-3 fats.