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CH 7,8


progressive hardening of blood vessels, esp. arteries arteriosclerosis
fatty deposits in the walls of arteries plaques
medication used to dilate coronary arteries, permitting adequate bloodflow nitroglycerin
balloon tim cahteter is injected into coronary arteries and expanded to break and crush the plaques angioplasty
blue color in the body tissues cyanosis
air hunger resulting in labored and difficult breathing dyspnea
narrowing, stricture of aorta that provides blood to entire body coarctation
constriction or narrowing of a passage or orifice stenosis
decrease concentration of oxygen in blood due to low oxygen availability of blockages that prevent oxygen diffusing into the bloodstream hypoxia
hemmorrage spots that develop on skin and mucous membranes causing discoloration ecchymoses
condition reduction of oxygen-carrying hemoglobin anemia
liquid protion of the blood serum
red blood cells appear lighter than normal, caused by iron deficiency hypochromic
type of leukemia that results from cancer of ther lymphocytic stem cells, which are found both in the bone marrow and in the lymph nodes lymphocytic
cancer of white blood cells in which the bone marrow produces a large number of abnormal white blood cells leukemia
how many chambers are in the heart? 4: right and left atrium and right and left ventricle
what do capillaries do? deliver oxygen and nutrients to tissues
what is temporary chest pain? angina pectoris
what is deficiency of blood supply to an area or organ? ischemia
where was the 1st human heart transplant performed? in 1967 in S. Africa
walls of arteries are muscular, thick, strong
what is the leading cause of death in the US? cardiovascular disease
what causes rheumatic heart disease? sequela of infection by group rheumatic fever
vains contain valves
double membrane sac that encloses the heart? pericardium
contraction phase when taking blood pressure systole
valve between left atrium and left ventricle mitral valve
filling period when taking blood pressure diastole
acts as pacemaker in the heart sinoatrial (SA) node
clotting factors are formed in the liver
blood cells are suspended in the plasma
without enough iron, the body fails to synthesize hemoglobin
how much do red blood cells make up? 1/2 blood volume
chemotherapy treats leukemia
sickle cell can't be cured true
what is one of the most common causes of anemia iron deficiency
what do severely affected hemophiliacs require regular transfusion
the cause of leukemia is unknown
what is 2nd leading cause of death worldwide anemia of chronic disease
some hemophiliacs carry 50/50 chance
pulmonary system is A respiratory system's function is to allow gas exchange
Cardiac muscle is type of involuntary striated muscle
hemoglobin enables to carry oxygen from lungs to body tissues
hematocrit ratio of red blood cell-volume to whole blood
primary function of leukocytes help the body fight infections and other diseases
coronary arteries vessels which bring the blood to the heart muscle
ventricle function heart chamber collects blood from atrium and pumps it out of the heart
recieving blood transfusion
Created by: fallsummerspring