Match the following items. 1. secretes digestive enzymes into the small intestine

2. the sac around the heart

3. digestion and absorption of food
4. intestinal flora
5. hydrochloric acid to digest food
6. fingerlike projections for absorption of nutrients

7. stores bile
8. secretion for digestion in mouth

9. reabsorption of needed materials by the kidney

10. filtration of wastes from the blood

small intestine
pancreas
tubules
pericardium
gall bladder
stomach
large intestine
Bowman's capsule
villi

Even though the ostrich is a flightless bird, ostriches still possess wings that stretch approximately two meters across when fully extended. scientists speculate that when dinosaurs became extinct, some of the birds that lived during that time became land dwellers since they were able to consume the food that the dinosaurs once ate. over time, these species grew larger and heavier. eventually, the ostrich species became too big to fly. the wings found on ostriches are known as a. analogous structures. b. homologous structures. c. vestigial structures. d. symmetrical structures.