| A | B |
|---|
| arteries | vessels that move blood from the heart |
| veins | vessels that move blood toward the heart, carrying waste |
| capillaries | microscopic blood vessels that connect arteries and veins; nutrients, oxygen, and wastes are exchanged through their one cell thick wall |
| pulmonary circulation | the flow of blood through the heart, to the lungs, and back to the heart |
| systemic circulation | moves blood to all body tissues except heart and lungs |
| coronary circulation | flow of blood to tissues of the heart |
| hemoglobin | chemical in RBC that carries oxygen to tissues and gives blood its red color |
| plasma What does it do? | liquid part of blood made mostly of water but also containing dissolved nutrients, minerals and gases such as oxygen and CO2 |
| What functions do white blood cells have? | fight bacterias, viruses and other foreign substances |
| What functions do RBC have? | carry oxygen |
| What do platelets do? | help blood clot |
| septum | wall that seperates right from left side of heart |
| valves | keep blood flowing in one direction |
| tricuspid | valve that connects RV and atrium |
| bicuspid | valve that connects LV and atrium |
| blood types | A, B, AB, O |
| Rh factor | inherited substance in blood |
| systolic pressure | heart contracts |
| diastolic pressure | heart relaxes |
| heart attack | arteries get clogged up and oxygen can't get to the heart |
| EKG | shows normal heart beat; stands for electral cardiogram |
| hypertension | a circulatory disorder in which blood pressure is too high |
| symptoms of a heart attack | indigestion, sever pain, squeezing and crushing pain, nausia, light headed |
| angioplasty | treats blocked arteries |
| pericardium | fiber convering ofheart |
| plaque | fat that collects inside the arteries |
| 5 functions of blood | 1. carries oxygen 2. removes CO2 3. carries waste products 4. transports nutrients 5. fights infections and heals wounds |
