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Chapter 5
Circulatory & Lymph System
Question | Answer |
---|---|
Heart muscle | size of fist, in the chest, between lungs and behind the sternum |
Pericardium | A Double layered membrane that encloses the heart |
Epicardium | Protective outer layer of the heart includes pericardium |
Myocardium | Cardiac muscle |
Septum | Wall that separates the hearts chambers |
Blood vascular system | Closed-circuit system that consist of heart, arteries, capillaries veins and blood |
Diffusion | Process which substances move from an area of higher concentration to an area of lower concentration |
Massage strokes are effective at getting blood through veins so the direction is | Towards the heart to follow venus flow |
Common Carotid | Main source of blood supply to the heart, face adn neck |
Pulmonary circulation | Blood circulation from the heart to the lungs and back again to the heart. |
From the right atrium venous blood passes through | Tricuspid valve into the right ventrical |
Atherosclerosis | Accumulation of fatty deposits on the inner walls of arteries |
You can massage a person with sever arterosclerosis | No contradiction |
CVA or stroke | Disturbance in cerebral circulation |
Varicose veins | Protruding, bulbous, distended superficial veins usually in lower leg |
Hematoma | mass of blood trapped in tissue or cavity of the body - internal bleeding |
Average size man has how many points of blood | 11 or 1/16 to 1/20 of body weight |
Blood | Liquid connective tissue with fluid component (plasma) and solid component (red/white corpuscles and platelets) |
What percentage of plasma is in the blood volumn | 50-60% |
Red Corpuscles | Double concave disk-shaped cells with substance called hemoglobin. |
Function of Red Corpuscles | Carry oxygen from the lungs to the body cells and transport carbon dioxide from cells to the lungs. |
Color of blood in arteries | Bright red |
Color of blood in veins (except Pulmonary) | Dark red |
White corpuscles | Leucocytes protect the body against diseases |
Plasma | fluid component of the blood straw like in color win which red/white corpuscles and platelets are suspended. |
Anemia | Rapid loss or inadequate supply of red blood cells |
Sickle cell anemia | Inherited disorder in which abnormal hemoglobin causes RBC to assume a sickle shape |
Leukemia | Form of cancer - Uncontrolled production of WBC don't mature -non functional. |
Function of the Lymphatic system | Collect excess tissue fluid, invading microorganisms, damaged cells and protein molecules that are to large/toxic to return to blood system through capillary walls |
Lymph capillaries are not located in the: | Skin, CNS, bones and endomycin of muscles |
What duct do the lymph from legs, abdomen, left arm/side of head, neck adn chest flow | Thoracic duct |
Blood cells that re able to engulf and digest cellular debris and foreign bodies in the tissues | Phagocytosis |