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Life Sci - Chap 23
study guide
| Question | Answer |
|---|---|
| What is the function of the heart? | to pump blood throughout your body |
| Blood flowing from the heart is in __________ | arteries |
| Blood flowing to the heart is in ____________ | veins |
| Arteries typically carry oxygen _____ blood | rich |
| Veins typically carry oxygen ______ blood | poor |
| What is the function of blood? | to carry oxygen and nutrients to all parts of your body |
| What do the valves of your heart do? | As blood moves through the heart, valves close to prevent blood from going backward |
| Oxygen exchange take place in the _____________. | capillaries |
| The pulmonary system takes blood to and from the ____________ | heart and lungs |
| The systemic system takes blood to and from the _____________. | heart to the rest of the body |
| The vessel that returns blood to the heart from the body. | vena cava |
| The vessel that returns blood to the heart from the lungs. | pulmonary vein |
| The vessel that sends blood to the lung from the heart. | pulmonary artery |
| The location of the heart that receives blood from the vena cava. | right atrium |
| The location of the heart that receives blood from the pulmonary vein. | left atrium |
| List three heart problems. | artereoscolisis, high blood pressure, heart attack/failure |
| What is blood made mostly of? | plasma |
| What is plasma made mostly of? | water, minerals, sugars and proteins |
| List four structures found in blood. | plasma, red blood cells, white blood cells, platelets |
| What is the function of the red blood cells? | to carry oxygen throughout the body |
| What is the function of the white blood cells? | to keep you healthy by destroying pathogens |
| What is the function of the plasma? | to carry red and white blood cells and platelets throughout your body |
| What is normal blood pressure? | 120/80 |
| List the four blood types. | A, B, AB, O |
| Which blood type can be donated to all other blood types? | O |
| What does the lymphatic system do? | removes excess fluid from the body and returns it to the blood |
| What is the fluid found in the lymphatic system? | lymph |
| List three organs of the lymph system. | spleen, thymus, tonsils |
| The spleen's function is..... | to store and purifies red blood cells |
| What is the function of the respiratory system? | to get oxygen so you can get energy from the foods you eating to get rid of carbon dioxide |
| List the five major parts of the respiratory system. | nose, pharynx, larynx, trachea, bronchus, lungs, and diaphragm |
| What is the medical term for breathing? | respiration |
| The passage from the nose to the larynx is called? | pharynx (throat) |
| The vocal chord is called | larynx |
| Connects the pharynx to the bronchus | trachea |
| Branches to connect the airways to the lungs? | bronchioles |
| The air sacs of the lungs are called? | alveoli |
| What are the air sacs used for? | to exchange oxygen and carbon dioxide |
| What muscle allows you to breathe? | diaphragm |
| The windpipe is called | trachea |
| List some basic respiratory disorders | asthma, emphysema, SARS, lung cancer |
| The vessel that sends blood to the body from the heart | aorta |
| Which blood type can be received by all other blood types | AB |
Created by:
msparks
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