Science
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| 🇬🇧 | 🇬🇧 |
| It is a chamber where the passages from the nose and mouth meet. | Pharynx (throath) |
| A muscular organ between the pharynx and trachea. | Larynx (voice box) |
| Tiny round air sacs | Alveoli |
| Where the oxygen-rich blood travels to the heart. | Pulmonary Veins |
| A red blood cell protein | Hemoglobin |
| Give the 6 functions of respiratory system | - supplying oxygen to our body. - filters inspired air. - produces sound. - contains receptors for smell. - rids the heat and some exes water of the body. -helps regulate blood pH. |
| Exchange of gasses between our body and the environment. | External Respiration |
| Bringing oxygen in our cells and removing carbon dioxide. | Internal Respiration |
| Main site of gas exchange | Alveoli |
| The process by which materials move from a region of high to a region of low concentration. | Diffusion |
| Three (3) independent systems that work together in circulatory system. | - Cardiovascular (heart) - Pulmonary (lungs) - Systemic (arteries, veins, coronary, portal vessels) |
| What makes up the circulatory system? | The heart, blood, and blood vessels |
| What are the four chambers in our heart? | Right Ventricle and Atrium, Left Ventricle and Atrium |
| What is the receiving chambers? | Atria or Atrium |
| Responsible for carrying oxygen and carbon dioxide. | Red Blood Cells |
| Helps the body to fight off germs; they attack and destroy germs. | White Blood Cells |
| The largest artery | Aorta |
| Largest vein in our body. | Superior Vena Cava |
| Blood Transport | 1. Superior and Inferior Vena Cava 9. Mitral Valve 2. Right Atrium 10. Left Ventricle 3. Tricuspid Valve 11. Aorta 4. Right Ventricle 5. Pulmonary Artery 6. Lungs 7. Pulmonary Veins 8. Left Atrium |