1. Which of the following helps keep the human body cool? A. Respiration B. Mastication C. Perspiration D. Urination   A   B   C    D   Hint Half-n-half Clue   2. Gastric juice is secreted by   stomach   liver   small intestine   pancreas   Half-n-half Clue   3. Incisors are used for _______ the food.   cutting   chewing   tearing   grinding   Half-n-half Clue   4. Which of the following is not a function of the large intestine? A. Absorption of water B. Formation of feces C. Churning of food D. Absorption of salts   A   B   C    D   Half-n-half Clue   5. Which type of teeth are used for tearing the food?   Canines   Molars   Premolars   Incisors   Half-n-half Clue   6. _______ are formed by the division of trachea.   Bronchi   Bronchioles   Air sacs   Ureters   Half-n-half Clue   7. Main function of molars and premolars is _______ the food.   grinding   cutting   circulating   tearing   Half-n-half Clue