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5 Written questions

5 Matching questions

  1. cardiac cycle: 2 phases
  2. 3 components
  3. shygomomanometer
  4. fluid
  5. pulmonary circuit
  1. a instrument that measures blood pressure
  2. b diastolic and systolic
  3. c what materials are transported or dissolved in
  4. d carried blood between the heart and the lungs
  5. e 1. fluid
    2. network
    3. pump

5 Multiple choice questions

  1. the pacemaker: specialized group of muscle cells in right atrium
    - initiates its own impulses to for the heart to contract
  2. -blood is always confined in tubes
    -blood is separate from interstitial fluid that directly bathes the tissues
  3. -site of diffusion
    -exchange of the substances and gases
    - 'leaky' so white blood cells can leave to fight infection
    - micorscopic
  4. - colorless blood= no hemoglobin because blood doesn't transport gases
    - blood only transports nutrients and waste
    - blood kept in motion in spaces by grasshopper moving and breathing
  5. -very high
    -walls expand and stretch

5 True/False questions

  1. Circulatory systemfacilitates (helps) the exchange of materials
    -provides an internal transport system that brings substances and gases close to the cells for diffusion

          

  2. atrioventricular (AV) nodein septum between atria
    - relays impulses to muscle cells of the ventricles

          

  3. varicose veins- 'knotted' appearance
    - veins swell because valves wont close properly and sections get overfilled

          

  4. 2 types of circulatory systemsOpen and Closed

          

  5. organisms with closed systemsvertebrates, worms, etc.