Across
- 2. nerve cells in the brain that control body functions
- 4. Fertilized human egg
- 9. Controls involuntary activities such as breathing
- 10. The period between birth and one year
- 11. Avoiding sexual activity completely
- 15. transmits information from one neuron to another
- 16. first stage of Piaget's theories of cognitive development
Down
- 1. Coating on axons that makes transmission easier
- 3. The knowledge that objects have an existence in time and space, independent of whether or not they can be seen or touched
- 5. is nourished and develops before birth
- 6. Unable to conceive after a year of trying
- 7. the amount of months in an average pregnancy
- 8. The number of inches tall an infant measures lying down
- 12. Tender feelings toward someone or something
- 13. The way a person acts
- 14. A hollow muscular organ in the pelvic cavity of the female, in which the