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Across 1. where sperm are deposited during intercourse 3. hormone released by pancreas to release stored suger from the liver and put it into the bloodstream, works opposite of insulin 6. a heartbeat is present at the _____ week of pregnancy 8. come off a nerve cell body, they connect to other nerves 10. "fear" hormone released by adrenal glands 11. this is an involuntary motion caused by hitting a sensory nerve which goes to the spinal cord and sets off an involuntary motor nerve, example is a knee jerk 12. fertilization occurs here 13. the axon of a nerve is coated with this to insulate the nerve 14. part of the central nervous system where sensory nerves meet morot nerves 15. time it takes for a testes to make 1,000 sperm 18. the end of a nerve releases this to trigger another chemical release in the next nerve 21. opening to the uterus 22. part of brain that controls homeostasis like temp and water 25. stores eggs in a female 26. only 100% effecive form of birth control 28. number of months when the sex of a baby can be determined 29. used my males to stop sperm from entering the vagina 30. the space between two nerves near each other 31. part of brain to help us walk straight 33. number of weeks for an egg to mature

Down 1. tube in male that brings sperm back into the body before ejaculation 2. main relay center it the brain directing info from the spinal cord to the correct part of the brain 4. part of brain used when making a decision 5. week ____ of the menstrual cycle the girl has a period 7. puts water and nutrients into the sperm to make semen 9. in the testes, where sperm mature 14. type of nerve that brings information TO the brain 16. connects the two sides of the brain together 17. hormone released by thyroid gland 19. autonomic motor nerves are ____________, you can't control them 20. birth control pills stop this from occurring 23. length of time it takes a fertilzed egg to reach the uterus 24. gland that released growth hormone 27. gland that releases melatonin 32. if you're right handed, this side of your brain in most dominant