1. The pancreas is located in front of the stomach.   True   False   2. The surface of the crown of the tooth is covered with a strong protective layer known as the _______.   root   dentine   enamel   cavity   Hint Half-n-half Clue   3. There are _______ pairs of salivary glands present in the mouth.   2   3    4    6   Half-n-half Clue   4. The part of the tooth inside the socket of the jaw is known as the _______.   dentine   root   crown   enamel   Half-n-half Clue   5. The part of the tooth outside the socket of the jaw is known as the crown.   True   False   6. The mucus in the stomach protects the stomach tissues from the action of enzymes.   True   False   7. The stomach is lined with mucous membrane.   True   False