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Blood, circulation and breathing

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  • What are the main two veins called?
    The superior and inferior vena cavas
  • What is diffusion?
    Moving of particles from high concentration to low concentration
  • Which blood vessel carries blood away from the heart? They are typically oxygenated.
    Arteries
  • The smaller branched structures that occur throughout the lung. They connect the bronchi to the alveoli.
    Bronchioles
  • What are the two branches that allow air to travel into the left and right lung called?
    Bronchi
  • What is atherosclerosis?
    The buildup of fats and other substances (plaque) in the inner wall of an artery.
  • What is the respiration word equation? Bonus points for where each comes from or goes
    Glucose + Oxygen ---> Energy + Water + Carbon dioxide
  • What is the job of the valve?
    Separate the atriums, ventricles, aorta and pulmonary arteries from each other so blood can not travel through continuously
  • What is the name of the pipe containing c-shaped rings of cartilage? Also known as the wind pipe
    Trachea
  • What is the role of the ventricle? Think about how muscular it is
    Pump blood from the heart through the arteries
  • Which type of blood vessel has the thinnest walls?
    The capillaries
  • Which blood vessel has the largest lumen (opening where blood flows through)?
    Vein
  • What is the atrium for?
    The waiting room for blood - blood will collect there until the valve releases it into the ventricle
  • The little air-filled sacs surrounded in capillaries. They are the site of gas exchange.
    Alveoli
  • What happens to the function of the lung if it is stabbed?
    It will no longer inflate. This could lead to the person/animal dying due to lack of oxygen
  • What do red blood cells do?
    Transport oxygen through the body and carbon dioxide to the alveoli for gas exchange
  • What gases are being exchanged in alveoli? What is diffusing into the blood and what is diffusing out?
    Oxygen diffusing into blood. Carbon dioxide diffusing out of blood.
  • True or False: The right side of the heart contains oxygenated blood
    False - it contains deoxygenated blood
  • What is the main artery from the heart called?
    The aorta