| A | B |
| pepsin | stomach enzyme that reduces proteins to polypeptides |
| carboxylpeptidease | pancreatic enzyme that converts polypeptides to amino acids |
| bile | liver secretion that emulsifies fats |
| lipase | pancreatic enzyme that breaks down lipids |
| amylase | mouth enzyme that converts starches to disaccarides |
| maltase | converts maltose to glucose |
| nucleotidease | pancreatic enzyme that breaks down nucleotides |
| urea | waste product formed from toxic ammonia in mammals |
| uric acid | insoluble nitrogenous waste formed in birds and reptiles |
| ammonia | metabolic waste created from the break down of proteins and DNA |
| chyme | partially food leaving the stomach |
| glomerulus | tangle of blood vessels that expel water and waste in the kidneys |
| bowman's capsule | part of the nephron that captures waste and water from the blood |
| loop of Henle | part of the nephron that excretes salt to aid water reabsoption |
| caecum | the first part of the large intestines |
| peristalsis | muscle contractions that move food through the digestive tract |
| folic acid | B vitamin found in meats, vegatable and eggs needed for proper fetal devolopment |
| niacin | B vitamin involved in energy metabolism |
| vitamin A | found in colorful vegetables, needs for skin and epithelial growth |
| iron | found in meats, legumes and nuts a component of hemglobin |
| magnesium | found in grains and nuts needed for proper muscle function |