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Circulatory System

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  • Arteries branch off into tiny blood vessels called _______.
    caterpillars
    capillaries
    veins
  • The function of capillaries is to...
    carry blood back to the heart
    carry blood away from the heart
    deliver blood to all the body’s cells
  • When the chambers of the heart ____, they fill up with blood.
    relax
    squeeze
  • What body system is the heart a part of?
    skin
    skeletal system
    circulatory system
    respiratory system
  • When the chambers of the heart _____ the flood is forced out.
    relax
    squeeze
  • Which blood vessels carry blood BACK to the heart?
    veins
    arteries
  • _____ is how many times a minute your heart beats.
    heart beat
    heart dance
    heart pump
    pulse
  • The heart is part of the _______ system, a network made up of the heart, blood, and blood vessels.
    circulatory
    respiratory
    skin
    muscular
  • Which blood vessels carry blood AWAY from the heart?
    veins
    arteries
  • How many type of blood vessal are there?
    3
    4
    2
    1
  • The tubes that carry blood throughout every part of the body are called _____.
    cells
    blood vessels
    organs
    tendons
  • What is the component of blood
    plasma, white blood cell, red blood cell, platelets
  • What type of organ is the heart?
    a ligament
    a muscle
    a joint
    a tendon
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