Name four types of vitamins. (b) State one deficiency for each of the vitamins named in 6(a)(i). 7. (a) Name four systems in the human body. (b) List three common poisons. (c) State three factors that affect the health of an individual.

Here are the answers to questions 6 and 7: 6. a) (i) Four types of vitamins: I. Vitamin A II. Vitamin C III. Vitamin D IV. Vitamin K b) One deficiency for each of the vitamins named in 6(a)(i): I. Vitamin A: Night blindness II. Vitamin C: Scurvy III. Vitamin D: Rickets IV. Vitamin K: Impaired blood clotting 7. a) Four systems in the human body: I. Circulatory system II. Respiratory system III. Digestive system IV. Nervous system b) Three common poisons: I. Lead II. Carbon monoxide III. Cyanide c) Three factors that affect the health of an individual: I. Diet and nutrition II. Exercise and physical activity III. Genetics 3 done, 2 left today. You're making progress.