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CHAPTER PAGE I THE STUDY of PHYSIology AND HEALTH
THE WAY THE BODY DOES Its WoRK II
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alcohol amount animals arteries become blood vessels body bones brain breathing burning called calories capillaries carbohydrate carbon dioxide cavity central nervous system cerebrum changes chest circulation clean clothing cold condition contraction cool corpuscles decay dentine develop diagram diet digestion disease drink Eastman effect enamel exercise ExPERIMENTS AND ACTIVITIES feel fuel give glands grams habit hard heart heat important juice keep kidneys kind liver living cells lungs lymph lymph vessels meat microscope milk mind mouth movement muscle fibers muscular nerve fibers nervous system organs oxidation oxygen pancreas pass persons posture probably produce protein reflex saliva secretion shows skin small intestine smoking spinal cord starch stomach structure substances sugar surface sweat teeth temperature things thyroid tion tissues tobacco tooth tooth decay tube tympanic membrane usually veins ventricles vitamins walls warm waste weight