Question | Answer |
What is blood? | A fluid. |
What are the blood types? | A-, A+, B-, B+, AB-, AB+, O-, O+ |
If the blood type is positive that means it includes an antigen that the negatives don’t have. What is that antigen? | Rh. |
What is an antigen? | A protein found on the surface of your Red Blood Cells. |
What blood type is the universal donor? | O- because there are no antigens on it. |
What are the elements of blood? | Plasma (~55%), RBCs (~41%), WBCs (~4%), Platelets (0.01%) |
What do you use to separate blood? | A centrifuge. |
What is the function of plasma? | Transports nutrients to cells, transports waste products to excretory organs, transports hormones, antibodies and proteins. |
What is the function of RBCs? | Transport oxygen with the help of a protein called hemoglobin, transports carbon dioxide. |
What is the function of WBCs? | Defend against disease. |
What is the function of platelets. | Help in blood clotting process. |
Which blood type is the universal recipient? | AB+ because there are no antibodies in its plasma. |
What are the main components of plasma? | Water, nutrients, waste, antibodies, hormones. |
What is the function of interstitial fluid? | Carries white blood cells, carries dissolved substances (nutrients, gases, hormones, wastes) between cells and plasma. |
What are the main components of interstitial fluid? | Water, dissolved substances, white blood cells. |
A person with type B- blood needs a transfusion. What blood types can they receive from? | B-, O- |
What happens during agglutination? | Recipients antibodies attack donor's antigen. |
A person with type A- needs a transfusion. Her brother, desperate to help her gets his blood tested, he is AB+. Can she receive blood from her brother? | No because her antibodies (anti-B and anti-Rh) will attack her brother's RBCs. |
How does a vaccine protect against unwanted diseases? | It injects a dead virus so that your WBCs can kill it and become familiar with it so that way they know there is an unwanted virus. |
What is an artery? | Thick walled blood vessel that carries blood from the heart to the rest of the body. |
What are antibodies? | A protein found in the plasma that protects from foreign antigens. |
What is a capillary? | Thin-walled blood vessels that allowed for exchanges between the blood and the organ cells. |
What is a vein? | Blood vessel that carries blood back to the heart. |
What is a valve? | Keeps blood from flowing downwards. |