Accessory structures of digestion include the:
A) salivary glands, cardiac sphincter, and pyloric sphincter.
B) stomach, small intestines, and large intestines.
C) mouth, pharynx, and epiglottis.
D) liver, gallbladder, and pancreas.
Question 2
The digestive system is a very long muscular tube that begins at the mouth and ends at the:
A) anus. B) large intestines.
C) stomach. D) pyloric sphincter.