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Across 9. the system responsible for delivering blood to different parts of the body 11. heart 12. the connective tissue that acts as a cushion between joints 16. a mature haploid reproductive cell 20. the rigid covering found on the exterior of many animals 21. veins 22. It is responsible for processing and integrating information received from the peripheral nervous system. 25. is located behind the stomach and surrounded by the small intestine,liver,and spleen 31. a small gland that controls your metabolism and affects many organs and systems 35. is an organ system consisting of skeletal, smooth, and cardiac muscle. 36. a protein filament that grows from follicles found in the dermis 37. is the outermost layer of the skin that protects the deeper tissues from various threats 39. provide a passive limit to amount of movement between your bones. 40. transmit forces generated from the muscle to the bone to elicit movement. 41. is a typically paired male reproductive gland

Down 1. The act of moving 2. your body’s outer layer, consisting of skin, hair, nails and glands. 3. It controls voluntary movements, and the autonomic nervous system, which regulates involuntary functions like heartbeat and digestion. 4. a covering on the upper surface of the tip of the finger and toe in humans and other primates: 5. the skin 6. a pouch of skin containing the testicles. 7. a cord of nervous tissue that carries impluses to and from the brain 8. a tiny endocrine gland in your brain that produces melatonin and regulates your circadian rhythm. 10. c 13. artelles 14. is the control center for the body 15. allows humans to retact to their surrounding and cooridnate the response 17. a small endocrine gland at the base of your brain that controls many vital functions. 18. the system of organs and parts which function in reproduction 19. is a collection of ductless glands that produce hormones and secrete them into the circulatory system 23. A skeletal system is an organ system that serves as the framework of the body 24. help to control the physical forces within the body 26. the layer of muscle tissue which lies between the endocardium and epicardium 27. a type of muscle tissue which is used by various systems to apply pressure to vessels and organs. 28. is a structure deep in your brain that acts as your body’s smart control coordinating center. 29. is a muscular organ of the female reproductive system that nourishes and houses a fertilized egg 30. the bottom layer of skin that connects the dermis to the muscles and bones. 32. conduct impulses toward or away from the central nervous mechanism. 33. vessels 34. a female reproductive organ in which ova or eggs are produced, present in humans and other vertebrates as a pair. 38. one of the hard parts of the skeleton of a vertebrate.