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cardiovascular & hem
Pathology
Question | Answer |
---|---|
What is the most common confenital cardiac lesions? | left-to-right shunts |
- permits mixing of blood from system and pulmonary circulations as a result of nonclosure of the foramen ovale after birth | atrial septal defect |
What is the most common cause of cyanotic congenital heart disease? | Tetralogy of Fallot |
Constirction of the aorta at the distal arch is called? | coarctation of the aorta |
What causes ischemic heart disease as a result of decreased oxygen to the myocardium? | coronary artery disease |
- a general term describing any hardening ( and loss of elasticity) of medium or large arteries | artericosclerosis |
-hardening of an artery sepcifically due to an atheromatous plaque | atherosclerosis |
Death of myocardial cells caused by a lack of blood supply is known as? | myocardial infarction |
- the inability of the heart to propel blood at a rate and volume sufficient to provide an adequate supply to the tissues | congestive heart failure |
- abnormal accumulation of fluid in the extravascular pulmonary tissues | pulmonary edema |
What is the leading cause of strokes and CHF? | hypertension |
What is considered high blood pressure? | systolic above 140 and diastolic above 90 |
What does COPD stand for? | Cronic obstructive pulomary disease |
- an area of an artery in which the walls are dilated | aneurysm |
- dilation or bulging on only one side of the arterial wall | saccular aneurysm |
- when the entire circumference of the vessel wall is bluging | fusiform aneurysm |
- the disruption of the intima allowing blood to flow between the layers of the wall | aortic dissection |
- intravascular clot | thrombus |
- piece of a blood clot that enters the bloodstream | embolism |
- an accumlation of fluid in the membrane surrounding the heart | pericardial effusion |
- major source of fatal pulmonary emboli | deep vein thrombosis |
- decrease in the amt of oxygen carrying hemoglobin in the blood | anemia |
What is the most common cause of an iron deficiency? | anemia |
- caused by defective red blood cells with a shortened life span | hemolytic anemia |
- a type of hemolytic anemia predominantly in italians, greek and sicilian descent | thalassemia |
- failure of bone marrow to function | aplastic anemia |
- a nepolastic proliferation of white blood cells | leukemia |
- neoplasms of the lymph nodes, the spleen, and the lymphoid tissues of the gastrointestinal tract, lungs, and skin | lymphomas |
What can cause infectious mononucleosis? | Epstein-Barr virus |
- an inherited anomaly in blood coagulation that appears clinically only in males | hemophilia |