Study

The Circulatory System

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  • The central organ in the circulatory system is the _______
    The Heart
  • The relaxing phase of the cardiac cycle is __________
    Diastole
  • Which chambers of the heart have oxygen-poor blood ?
    right atrium, right ventricle
  • _____________ are the smallest type of blood vessel. They connect the veins and the arteries.
    Capillaries
  • _____ take ____________ blood to the heart.
    veins, deoxygenated
  • An individual's blood type is determined by the presence or absence of a certain type of __________
    antigen present on the red blood cells
  • The medical terms for red blood cells, white blood cells, and platelets are?
    erythrocytes, leukocytes, thrombocytes
  • What do red blood cells transport?
    Oxygen
  • What happens if a patient receives a transfusion of the wrong blood type?
    an adverse reaction could result in death, patient antibodies could react with donor's RBCs, blood could clot
  • The blood is made up of 3 things: _____ blood cells,_____ blood cells and __________
    Red blood cells, white blood cells and platelets
  • The receiving chambers of the heart are the ________
    Atria
  • The function of the left ventricle is to deliver __________
    oxygenated blood to the aorta
  • The primary function of RBC's, platelets, and WBC's respectively is
    oxygen transport, blood clotting, pathogen destruction
  • Name the 3 parts of the Cardiac Cycle
    Diastole, Artial Systole and Ventricular Systole
  • The heart pumps blood around the body through ____ ________
    The Blood Vessels
  • True or false: The lungs pump blood around the body
    False
  • ________ take blood from the heart to the rest of the body
    The Arteries
  • ______ collects and transports gases, nutrients and waste products around the body.
    The Blood
  • If a person's blood lacked platelets, what process could not take place ?
    clotting of the blood
  • What do platelets do?
    Clot Blood
  • List 3 differences between arteries and veins
    lumen size, blood, presence of valves, blood flow, pressure
  • The pulmonary _______ provide oxygen rich blood to the heart
    veins