Question

Chapter 7-Vitamins Chapter 7 Short Answer Questions 1. List the 5 general functions of vitamins. Explain the 3 other functions of vitamins. 2. Explain why vitamins A, D, E, and K are called fat-soluble vitamins, and why B and C are called water- soluble 3. Which vitamin is considered the sunshine vitamin? 4. Which vitamin is given to newborns to prevent hemorrhage after the umbilical cord is cut? 5. Which vitamin is considered the "iron enhancer"? 6. Identify 4 functions of phytochemicals. 7. Identify 3 life cycle needs and 4 lifestyle needs when supplementation may be needed, and what vitamins might be necessary during these times. Chapter 7 Case Study Question

Answer 1

Answer 1: organic molecules which are necessary in minute quantities for proper functioning of metabolism in an organism are known as vitamins. they have many diverse biochemical functions. For example, vitamin A acts as regulators of cell and tissue growth and differentiation, vitamin B act as enzyme cofactor, vitamin D affect bones, vitamin E act as anti-oxidents. Vitamin B6 also helps in the formation of RBCs and maintain brain function. So one can say that Vitamins are essential in multicellular organisms for normal growth and development.

Answer 2: Vitamins which upon arriving in small intestine dissolve in water and then carried off to the body through the bloodstream are known as water-soluble vitamins (Vitamin B and C). On the other hand, those vitamins which require the presence of fat to be properly absorbed are known as fat-soluble vitamins.

Answer 3: Vitamin D is also known as the “sunshine vitamin” because it is formed in our skin in response to sunlight.

Answer 4: Vitamin K is given to newborns to prevent hemorrhage after the umbilical cord is cut because it can help in blood to clot and stop bleeding.