crossword

2. A vital organ that filters blood, removes waste, and regulates fluid balance.
7. The biological process by which nutrients enter the bloodstream from the digestive tract.
9. The force exerted by circulating blood on the walls of the body's arteries.
10. Waste matter eliminated from the digestive tract, composed of undigested material and microbes.
11. A muscular organ responsible for mechanical and chemical digestion of food.
13. Chemical additives used to prolong the shelf life of food by inhibiting microbial growth.

1. A condition marked by infrequent or difficult bowel movements.
3. Organic compounds essential for long-term energy storage and cellular membrane structure.
4. Organic molecules composed of sugars that provide a major energy source for the body.
5. Microscopic single-celled organisms, some of which aid digestion while others cause disease.
6. The muscular tube that moves food from the mouth to the stomach through peristalsis.
8. An adverse physiological reaction to a particular substance, often involving digestion or immunity.
12. A mixture of proteins found in wheat and related grains, often problematic for individuals with celiac disease.