Lesson 13.2 Crossword
Across
2. | the breakdown of food into smaller pieces, thus increasing its surface area |
5. | the portion of the digestive tract where most of the chemical breakdown of food, food absorption, and water absorption occurs; the longest segment of the GI tract |
7. | the mixture of food and digestive juice in the stomach and duodenum |
9. | the portion of the digestive tube between the small intestine and the anus; its major segments are the cecum, colon, rectum, and anal canal |
10. | the reservoir in which food is broken down mechanically and chemically before it enters the small intestine |
12. | the passage leading from the mouth to the anus through the pharynx, esophagus, stomach, and intestine; gastrointestinal tract |
13. | the breakdown of large fat particles into much smaller particles, aided by bile |
14. | the movement of food through the gastrointestinal tract that is stimulated by swallowing at the pharynx and peristalsis, muscular contractions that move food through the rest of the GI tract |
15. | soft tissue that covers the necks of the teeth, the mandible, and the maxilla; also called the gum |
Down
1. | the digestive organ that stores bile and delivers it to the duodenum when needed |
3. | the discharge of feces from the rectum |
4. | the muscular tube that connects the pharynx and stomach |
6. | the movement of food molecules from the small intestine into the blood |
8. | the intake of food and liquids via the mouth |
11. | longest segment of the large intestine |