#12 & 12A Tissues

1. Involuntary muscle tissue found in blood vessels and digestive organs, lacks striations.
3. Nerve cells responsible for conducting impulses.
5. The liquid part of blood that contains specialized cells and proteins.
7. The most common tissue, found throughout the body, holding things together and providing support.
9. Cube-shaped epithelial cells found in glands and kidney tubules.
10. Support cells in nervous tissue that assist in cell function.
11. Muscle found in the heart walls, with branched, striated cells that contract involuntarily.
14. The hardest connective tissue, made primarily of calcium and phosphate.
17. The movement of food through the esophagus caused by smooth muscle contractions.

2. Tissue responsible for movement, including skeletal, cardiac, and smooth types.
4. Cells that change shape and allow the bladder to expand.
6. Muscle attached to bones that controls voluntary movements, appears striated.
8. Tall, slender cells that line the digestive tract, including the intestines.
9. Tissue that provides support and structure to the body.
12. A type of tissue with chondrocytes in lacunae that is strong and withstands pressure.
13. Covers and lines much of the body and forms tightly packed sheets.
15. Tissue that transmits electrical impulses throughout the body.
16. A single layer of flat, thin cells lining organs and facilitating substance passage.