Across
- 3. air enters your lungs and oxygen from the air moves from your lungs to your body
- 6. carry air to and from your lungs. Helps to moisturize the air you breathe and screen out foreign particles
- 8. main artery that carries blood away from your heart to the rest of your body
- 9. carry blood from the right side of the heart to the lungs
- 11. Speaking and eating. Parts include lips, tongue, teeth, gums, salivary glands
- 13. to move fresh air into your body while removing waste gases. A group of organs and tissues that work together to help you breathe
- 15. to rid the body of carbon dioxide, the waste product of gas exchange in humans
- 17. Cava- a large vein that carries blood to the heart from other areas of the body. It has two parts superior and inferior
- 18. allows air to enter your body then filters debris and warms and moistens the air
Down
- 1. two thick walled chambers that forcefully pump blood out of the heart
- 2. a hallow tube that lets air pass from your pharynx to your trachea on the way to your lungs. It also connects your vocal cords
- 4. sustains life by providing oxygen needed for metabolism and removing the by-product of these reactions, carbon dioxide
- 5. carries air, food, and fluid down from the nose and mouth
- 7. two thin walled chambers that receive blood from the veins
- 10. as the heart muscle contracts and relaxes, this will open and close letting blood flow into the ventricles and out to the body at alternate times
- 12. to carry air in and out of your lungs
- 14. collect the oxygenated blood and carry it from the lungs back to the heart
- 16. pump enough blood to deliver a continuous supply of oxygen and other nutrients to the brain and the other vital organs