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The Heart As A Pump { 3 }

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Questions in this quiz (8)

  1. 1The heart is found in the ___ between the ___ and beneath the ___ .
    1. Athorax | lungs | sternum
    2. Blungs | sternum | spinal chord
    3. Csternum | thorax | lungs
  2. 2The two upper chambers are ___ walled atria and ___ the heart. The two lower chambers are ___ walled ventricles and pump blood ___ the heart.
    1. Athin | receive blood | thick | into
    2. Bthin | pump blood out of | thick | out of
    3. Cthick | receive blood | thin | out of
    4. Dthin | receive blood | thick | out of
  3. 3The walls of the heart are supplied with oxygenated blood via ___ .
    1. Acoronary arteries
    2. Bhepatic portal vein
    3. Ccronary arteries
    4. Dclonal arteries
  4. 4The heart beat is ___ in its origin - a structure in the ___ called the ___ .
    1. Adyogenic | right atrium | macemaker
    2. Bnyogenic | left atrium | pacemaker
    3. Csyogenic | right atrium | racemaker
    4. Dmyogenic | right atrium | pacemaker
    5. Emyogenic | right ventricle | racemaker
  5. 5The heart's natural rhythm set by the pacemaker is about ___ bpm , however, conditions in our body can override this basic rate.
    1. A50
    2. B60
    3. C90
    4. D40
    5. E35
    6. F110
  6. 6Nervous control of the heart is by ___ reaction and it receives impulses from a ___ centre in the hindbrain ( ___ ) via two nerves.
    1. Areflex | control | medusa
    2. Breflex | control | medulla
    3. Cinvoluntary | reaction | medulla
    4. Dconscious | epi | frontal cortex
  7. 7When secreted by the pacemaker, the hormone ___ causes an increase in the heart rate.
    1. ASerotonin
    2. BTestosterone
    3. CFSH
    4. DAdrenaline
  8. 8Outline the roles of the blood circulatory system:
    1. ADefence Against Disease & Nutrition
    2. BTemperature Regulation & Excretion
    3. CDevelopment & Coordination
    4. DGrowth & Death
    5. ETissue respiration & Hydration
    6. FOsmoregulation & Dehydration
    7. GDevelopment & Spiritual Cleansing
    8. HTemperature Regulation & Reproduction

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Description
Chapter 7, Part 3
Language
English
Views
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