GEN. BIO.

3. as kidney cleanse the blood, this liquid waste is formed.
6. a region of specialized cardiac muscle cells sets the tempo of the beat.
7. a connective tissue consisting of cells and cell fragments.
9. an inherited bleeding disorder caused by absent or abnormal clotting factors.
11. a hormone that stimulates the production of sodium channels in the nephron.
12. an organism that must consume food to obtain carbon and energy.
13. it is the widening of blood vessels that occurs when the same muscles relax.
14. animals that eat decomposing organic matter.
16. solid wastes that leave the digestive tract.
18. the body's tiniest blood vessel.
19. the lower number in a blood pressure reading that occurs when the ventricles relax.
22. a semifluid mixture of food and gastric juice in the stomach.
23. a reaction in which the cells clump together caused by incompatible blood types.
25. it covers the glottis so that the food enters the esophagus, not the lungs.
27. a tiny sac with a wall of epithelial tissue.
28. It is a disorder where a person eats large quantities of food and then intentionally vomits it.
30. refusal to maintain normal body weight.

1. forms the external entrance to the nasal cavity.
2. It is also called "windpipe", a tube just beneath the larynx.
4. it is also called the adam's apple, is a box-like structure that produces the voice.
5. the protein that carries oxygen.
8. rhythmic waves of contraction that propel food in one direction.
10. narrowing of the blood vessels that occurs when the smooth muscle in arteriole walls contract.
15. a one-cell-thick layer of simple squamous epithelium.
17. elimination of metabolic wastes.
20. small, colorless cell fragments that participates in blood clotting.
21. the entrance of food into the digestive tract.
24. an accessory organ that stores bile.
26. the liquid matrix of blood.
29. carry blood back to the heart.
31. "primer pumps" sends blood to the ventricles which pump the blood to the lungs or the rest of the body.