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Biology

Cardiovascular System

QuestionAnswer
capillaries smallest blood vessels
right atrium, right ventricle, left atrium, left ventricle 4 chambers of the heart
tricuspid valve separates right atrium from right ventricle
bicuspid/mitral valve separates left atrium and left ventricle
pulmonary semilunar valve separates right ventricle from pulmonary trunk
aortic semilunar valve between the aorta and left ventricle
arteries transport blood away from the heart; high levels of OXYGEN, low in CO2
veins transport blood towards the heart; high levels of CO2, low in OXYGEN
enters right atrium, contracts and moves to right ventricle, up to pulmonary trunk, transports to R/L arteries, blood enters left atrium, moves to left ventricle, the aorta takes blood away from the heart what is the path of blood?
systole heart contracting
diastole heart relaxing
arteries where is the pulse taken from?
homeostasis refers to maintaining constant internal environment
transport materials, clotting, fight infection 2 functions of blood
plasma liquid part of the blood
serum When one removes fibrinogen from the liquid part of the blood, the remaining material is _________
transporting oxygen What is the main function of red blood cells?
hemoglobin allows for the transport of oxygen in RBC
bicarbonate ions how is carbon dioxide transported in the blood?
anemia reduced capacity to transport oxygen
fight infection function of white blood cells
WBC: larger and fewer than RBC, irregular shaped nucleus, fights infection RBC: biconcave disks, no nucleus, surface proteins, transports oxygen white blood cells vs red blood cells
fibrinogen and prothrombin 2 factors involved in the clotting of blood
Created by: auweb921
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