Across
- 2. includes fluids from the intestines that contain fats and proteins and transports it back to the bloodstream
- 4. There are three lines of _________ against pathogens
Down
- 1. excess fluid drains from cells and tissue and returns it to the bloodstream and recirculates
- 3. monitor and then destroy the foreign invaders — such as bacteria, viruses, parasites and fungi — that enter the body.