Across
- 4. The study of tiny structures found in living tissues is called _________.
- 6. The ______________ system passes on the genetic code from one generation to another.
- 7. What type of glands release hormonal secretions directly into the bloodstream?
- 9. Body tissues are composed of large amounts of _______.
- 10. _________ is the science of the structure of organisms or of their parts.
Down
- 1. Where do the cervical or spinal nerves originate?
- 2. A reflex is a(n) ____ nerve reaction to a stimulus.
- 3. The ____________ are the bones of the fingers, consisting of three in each finger and two in the thumb.
- 5. Red and white blood cells are produced by the ____ system.
- 8. An example of connective tissue would be__________.