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Circulatory System
| Question | Answer |
|---|---|
| What system does the trachea work in? | respiratory |
| The ability of the internal body to maintain water and temperature balance. | homeostasis |
| The gas we breathe in. | oxygen |
| The waste product gas we exhale. | carbon dioxide |
| The muscular organ that pumps blood through the body. | heart |
| Which type of muscle is the heart made of? | cardiac |
| What tissue separates the heart into a left and right? | septum |
| What is the tissue that brings oxygen and nutrients to cells and removes waste products? | blood |
| What color is all human blood? | red |
| What vessels carry blood away from the heart? | arteries |
| What vessels carry blood toward the heart? | veins |
| What small vessels connect arteries to veins? | capillaries |
| Is the heart a voluntary or involuntary muscle? | involuntary |
| What do you call flaps of tissues that keep blood from moving backwards? | valves |
| Which part of the heart controls the heartbeat? | pacemaker |
| Which side of the heart works the hardest? | left |
| Where is oxygen poor blood going? | lungs |
| What is the largest artery in the body? | aorta |
| What do you call the force that comes from blood moving through the vessels? | blood pressure |
| Blood is made of white cells, red cells, platelets and _______. | plasma |
| Which blood cells carry oxygen? | red |
| Which blood cells fight infection? | white |
| What do you call the liquid part of blood? | plasma |
| Which part of blood help it to clot? | platelets |
| To move blood from one person to another is called a _____. | transfusion |
| How many blood types are there? | four |
| Which blood type is the universal donor? | O |
| Which blood type is the rarest? | AB |
| This occurs when blood flow to part of the heart is blocked? | heart attack |
| The chambers of the heart are called atria's and ____. | ventricles |