Study

Transport in Animal System

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  • Arteries carry blood ____ the heart.
    Away
  • .How thick are capillaries?
    One cell thick
  • A pulse can be felt in the
    arteries
  • State a function of phagocytes
    Carry out phagocytosis by engulfing and digesting pathogens
  • Blood cell consist of ( all 4 components)
    red blood cell, white blood cell, platelets and plasma
  • Veins and arteries are connected by
    Capillaries
  • It connects with the blood system near to the heart, where lymph fluid is returned to the blood plasma. True or false
    True
  • Lymph nodes are small clusters of lymphatic tissue found throughout the lymphatic system. Name two body parts where lymph nodes can be found.
    Neck and Armpit
  • Veins contain _________________ to prevent the backflow of blood.
    valves
  • Name the two types of white blood cell
    Phagocytes and Lymphocytes
  • Name two substances that leak out of the capillaries?
    dissolved solutes(nutrients), dissolved gases , minerals
  • State two functions of lymphocytes
    Produce antibodies to destroy pathogenic cells and antitoxins to neutralise toxins released by pathogens
  • This redirection of blood flow is caused by the use of a vascular __________________
    shunt vessel
  • The lymphatic system is formed from a series of tubes which flow from tissues back to the heart. True or false?
    True
  • This vessel is tiny and so narrow that blood cells can only go through in single-file.
    Capillary
  • As arteries branch out they become increasingly smaller. The smaller portion of an artery is referred to as a (an)...
    Arteriole