Science Crossword Puzzle

1. allows the passage of inspired and expired air into and out of the lungs.
2. vessels delivering blood to the organs and tissues in your body.
6. remove waste products from the blood and produce urine.
8. cord sends motor commands from the brain to the body, sends sensory information to the brain, and coordinates reflexes.
12. controls thought, memory, emotion, touch, motor skills, vision, breathing, temperature, hunger, and every process that regulates our body.
13. pumps blood and oxygen around the body and delivers waste products (carbon dioxide) back to the lungs to be removed.
16. muscle it is responsible for the contractility of the heart and, therefore, the pumping action.
17. holds the food and mixes it with acid and enzymes that continue to break the food down into a liquid or paste.
18. to digest and absorb ingested nutrients and to excrete waste products of digestion.

1. acts as a passageway for air to enter the lungs and food and liquid to enter the esophagus.
3. regulates most chemical levels in the blood and excretes a product called bile.
4. Protection to the brain (cerebellum, cerebrum, brainstem), and orbits of the eyes.
5. bring oxygen into our bodies and send carbon dioxide out.
7. helps you inhale and exhale (breathe in and out.
8. Protection against microorganisms, dehydration, ultraviolet light, and mechanical damage.
9. transports food entering the mouth through the throat and into the stomach.
10. allows the passage of inspired and expired air into and out of the lungs.
11. carry air into your lungs.
14. helps to eat spea, and breathe.
15. hemispheres controls muscle functions, and also controls speech, thought, emotions, reading, writing, and learning.