Cells, tissues, organs and systems
Across
- 2. striated voluntary muscle that raises the arm
- 4. the matrix in which cartilage cells grow
- 6. carries nerve impulse to the cell of the neuron
- 9. top layer of skin, flat, thin cells
- 10. gap between 2 neurons
Down
- 1. bone cell
- 3. a collection of tissues that together perform a function
- 4. nutrient found in bone tissue
- 5. found in red blood cells to carry oxygen
- 7. a group of similar cells performing a function
- 8. used in blood clotting
- 11. a red blood cell does not have a ________