Other questions in this quiz

2. Select the correct statement which explains the function of the plasma membrane

  • The plasma membrane gives form to the cell and controls the passage of materials into and out of the cell
  • The plasma membrane supports the cytoplasm and transports materials into the cytoplasm
  • The plasma membrane moves paricles along the cell surface
  • The plasma membrane supports the nucleus and controls the passage of materials between the nucleus and the cytoplasm

3. What does the systolic value represent?

  • When the atria relaxes
  • When the ventricles relax
  • When the ventricles contract
  • When the atria contracts

4. What substance needs to be present in order for myosin and actin to interact?

  • Potassium
  • Sodium
  • Calcium
  • Iron

5. The sympathetic nervous system has which effect on the heart?

  • Speeds up heart rate in presence of acetylcholine
  • Speeds up the heart rate in the presence of noradrenaline
  • Slows down down heart rate in the presence of noradrenaline
  • Slows doen herat rate in the presence of acetylcholine

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