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CV unit
Heart, blood, and blood vessels
| Question | Answer |
|---|---|
| plasma | Liquid part of blood |
| Leukocytes | white blood cell, fights infections |
| Erythrocytes | red blood cells, carry oxygen |
| Thrombocytes | platelets |
| Albumin | protein in blood; maintains the proper amount of water in the blood |
| Globulins | Proteins in plasma; antibodies |
| Fibrinogen | plasma protein that is converted to fibrin in the clotting process |
| Hemoglobin | Oxygen carrying pigment in red blood cells |
| How many oxygen molecules can hemoglobin carry? | 4 |
| Neutrophils | A type of white blood cell that engulfs invading microbes and contributes to the nonspecific defenses of the body against disease. |
| Eosinophils | A type of WBC that is involved in allergic reactions and defense against parasitic worms. |
| Basophils | A circulating leukocyte that produces histamine during allergic reactions |
| Lymphocytes | A type of white blood cell that make antibodies to fight off infections |
| Monocytes | An agranular leukocyte that is able to migrate into tissues and transform into a macrophage. |
| Hemostasis | the stopping of a flow of blood. |
| vascular spasm | immediate response to blood vessel injury; results in constriction |
| platelet plug formation | platelets stick together to form a temporary seal to cover the break in the vessel wall |
| Coagulation | process of blood clotting |
| Blood typing is based on: | the presence or absence of certain antigens on the surface of the RBC |
| Blood type AB can receive from | All blood types |
| Blood type A + has what antigens on it? | A antigens and Rh antigens |
| Blood type B - has what antigens on it? | B antigens (no Rh antigens) |
| Blood type O can donate to | all |
| systemic circulation | circulation that supplies blood to all the body except to the lungs |
| pulmonary circulation | flow of blood from the heart to the lungs and back to the heart |
| Systolic | Blood pressure in the arteries during contraction of the ventricles. |
| Diastolic | pressure within the walls of arteries when the left ventricle is at rest |
| SA node (sinoatrial node) | -pacemaker of the heart -sets the heartbeat rate -located in the right atrium -causes atria to contract |
| artery | A blood vessel that carries blood away from the heart |
| Arterioles | small vessels that receive blood from the arteries |
| Veins | Blood vessels that carry blood back to the heart |
| Venuoles | small veins |
| Artery walls are | Thick and strong to deal with high pressure |
Created by:
ServAP
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