Body Structure Vocab

3. Involuntary muscle found only in the heart.
7. A place in the body where two or more bones meet.
9. Type of body tissue that forms coverings and linings throughout the body.
11. A structure composed of two or more types of tissues working together to perform specific, complex functions.
12. Muscle that can be consciously controlled.
14. Dense, hard connective tissue that makes up the skeleton.
15. The basic structural and functional unit of all living organisms.
17. Involuntary muscle found inside organs like the stomach and blood vessels.
18. Flexible, rubbery connective tissue found in joints and other parts of the body.
19. The area of skin beneath the nail that supports and protects the nail.
22. A gland in the skin that secretes oil (sebum) to lubricate the skin and hair.
24. A pigment in the skin that gives color and helps protect against UV radiation.
25. The outermost layer of the skin.
26. A gland in the skin that produces sweat to help regulate body temperature.
27. A group of organs that work together to perform a major function in the body.

1. A single muscle cell that contracts in response to stimulation.
2. Soft tissue inside bones where blood cells are produced.
4. Type of body tissue that connects, supports, or separates other tissues/organs.
5. Muscle that works without conscious control.
6. A tough protein found in skin, hair, and nails that provides strength and protection.
8. A complete living thing that can carry out all basic life processes.
10. A group of similar cells that work together to perform a specific function.
13. A structure in the dermis of the skin from which hair grows.
16. The inner layer of the skin that contains nerves, blood vessels, and glands.
17. Voluntary muscle attached to bones that allows movement.
20. A tough band of tissue that connects bones to other bones at joints.
21. Tough connective tissue that connects muscles to bones.
23. Tissue of the nervous system that responsible for controlling body functions.