Unit 1 Reading A The Human Complex - a Never- failing Source of Wonderment Comprehension Questions Words to Remember and Use Listen and Respond A Comparison Between an Organism and a School Building Reading B Cell Proliferation and Differentiation Guided Translation Vocabulary Expansion For Your Reference Systems of the Human Body and Their Components Unit 2 Reading A Body Defense Mechanisms Comprehension Questions Words to Remember and Use Listen and Respond Vaccine and Vaccination Reading B Inflammatory Response Guided Translation Vocabulary Expansion For Your Reference The Human Body's Three Lines of Defense Against Pathogens Unit 3 Reading A The Sense of Vision Comprehension Questions Words to Remember and Use Listen and Respond Our Wonderful Eye Reading B Cataracts Guided Translation Vocabulary Expansion For Your Reference Common Eye Diseases and Disorders Unit 4 Reading A Breathing Comprehension Questions Words to Remember and Use Listen and Respond Asthma Reading B Definition and Classification of Pneumonia Guided Translation Vocabulary Expansion For Your Reference The Iron Lung Unit 5 Reading A The Kidney and Its Working Unit Comprehension Questions Words to Remember and Use Listen and Respond When the Kidney Fails Reading B Diagnosis and Treatment of Kidney Stones Guided Translation Vocabulary Expansion Four Your Reference Nephrosis and Uremia Unit 6 Reading A Stomach and Small Intestine Comprehension Questions Words to Remember and Use Listen and Respond Gallbladder Disease Reading B Intestinal Obstruction Guided Translation Vocabulary Expansion For Your Reference Emotions and Digestion Unit 7 Reading A The Dangers of High Blood Pressure …… Unit 8 Unit 9 Unit 10 Unit 11 Unit 12 Unit 13 Unit 14 Unit 15 Unit 16