BIO-202: Human Anatomy and Physiology II Week 4.

BIO-202: Human Anatomy and Physiology II Week 4.

BIO-202: Human Anatomy and Physiology II Week 4.

  • The systemic circuit transports blood from the left side of the heart to the body and returns it to the right side.
  • The pulmonary circuit transports blood from the right side of the heart to the lungs and then back to the left side.
  • The coronary circuit supplies oxygenated blood to the heart for its metabolic demands.
  • Which of the following are the three tissue layers of arteries and veins?
    from within to outside:
    Interna Tunica
    tunica externa tunica media
  • What exactly is the tunica interna?
    the endothelium (simple squamous epithelium)
  • What is the tunica media made up of? What function does each component serve?
    Smooth muscle – regulates artery diameter and contributes to tissue perfusion and blood pressure.
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