Basic Physiology Test For Students! MCQ Trivia Quiz

30 Questions | Total Attempts: 471

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Physiology Quizzes & Trivia

How is your revision for the physiology finals coming up? Do you feel like you have a good understanding of the human body and how it functions? Below is a basic physiology test for students that will give them an idea of what their degree of knowledge is like. Why don’t you give it a shot and find out where you stand!


Questions and Answers
  • 1. 
    Hormones consist of all the following except 
    • A. 

      Steroids

    • B. 

      Proteins

    • C. 

      Carbohydrates

    • D. 

      Amines

  • 2. 
    ┘ÉAction potential occurs in all of the following except : 
    • A. 

      Neuron membrane

    • B. 

      Muscle membrane

    • C. 

      Schwann cells that surround the axon of the neuron

    • D. 

      None of the above

  • 3. 
    Absolute refractory period is 
    • A. 

      The period at which the neuron obey triggering action potentials

    • B. 

      The second action potential cannot be intiated

    • C. 

      The period which the neuron responds to stimulation by stronger stimulus

    • D. 

      A+b

  • 4. 
    Which of the following is wrong about resting membrane potential :
    • A. 

      More permeability to K+ than Na+

    • B. 

      The Na+-K+ pump is inhibited

    • C. 

      Has negative potential on the inside

    • D. 

      Is close to the equilibrium of K+

  • 5. 
    All the following sentences are true about action potential except : 
    • A. 

      Is produced by the opening of Na+ and K+ voltage gated channels

    • B. 

      Is produced only in cell that have negative resting membrane potential

    • C. 

      Is graded responses

    • D. 

      Its fast upstroke is produced by influx of Na+

  • 6. 
    Salutatory conduction :
    • A. 

      Describes fast conduction of action potential in myelinated neuron

    • B. 

      Involves the action potential jumping from one node of Ranvier to the next

    • C. 

      Saves large quantity of ATP

    • D. 

      All the above are true

  • 7. 
    The membrane is more permeable to K+ than Na+ :
    • A. 

      At resting potential

    • B. 

      During the rising phase of action potential

    • C. 

      During the falling phase of action potential

    • D. 

      All the above

    • E. 

      A +C

  • 8. 
    Which ion has low concentration outside the cell membrane?
    • A. 

      Sodium

    • B. 

      Potassium

    • C. 

      Chloride

    • D. 

      D- A&C

  • 9. 
    Sodium potassium pump:
    • A. 

      Actively Transports 3 Na+ inside & 2K+ outside

    • B. 

      Passively Transports 3 Na+ outside & 2K+ inside.

    • C. 

      Passively Transports 3 Na+ inside & 2K+ outside

    • D. 

      Actively Transports 3 Na+ outside & 2K+ inside.

  • 10. 
    Stretch channels diffuse Na+ because they stretch whenever a neurotransmitter binds to it.
    • A. 

      True

    • B. 

      False

  • 11. 
    The membrane can be stimulated by a supra-threshold stimulus during:
    • A. 

      Relative Refractory period.

    • B. 

      Absolute refractory period

    • C. 

      Resting membrane potential

    • D. 

      A & C

  • 12. 
    Salutatory potential:
    • A. 

      Also named point-to-point movement.

    • B. 

      Consumes more ATP

    • C. 

      Occur in the dendrites of nerves

    • D. 

      None of the above

  • 13. 
    Chemical synapses are faster than electrical synapses because:
    • A. 

      Neurotransmitters travel through synaptic cleft.

    • B. 

      Chemical interaction between regulators and receptors are much faster than ion movement.

    • C. 

      Because jap junctions are slower than Neurotransmitters

    • D. 

      This statement is false

  • 14. 
    Anion channels pass positive ions like Na+ because they are lined with negative charges.
    • A. 

      True

    • B. 

      False

  • 15. 
    To increase the excitability of the cell membrane (excite it):
    • A. 

      Open chloride ion channels

    • B. 

      Increase conductance of K+

    • C. 

      Decreasing excitatory membrane receptors.

    • D. 

      Increasing the activity of sodium-potassium pump

    • E. 

      None of the above

  • 16. 
    The sinus node is:
    • A. 

      Excitable muscle fibers

    • B. 

      Excitable nerve fibers.

    • C. 

      Found between myelin sheaths.

    • D. 

      Found in the brain

  • 17. 
    To increase transmission of information across synapse:
    • A. 

      We increase the number of action potentials

    • B. 

      Increase in the synthesis of neurotransmitters

    • C. 

      Increasing receptors on postsynaptic membrane

    • D. 

      Producing antagonists

    • E. 

      All excepts D

  • 18. 
    What stops K+ to move outside the membrane?
    • A. 

      Concentration difference

    • B. 

      Concentration gradient

    • C. 

      Repulsion force

    • D. 

      Osmotic pressure

  • 19. 
    The default state of Na voltage gated channel:
    • A. 

      Activation gates are closed & inactivation gates are open

    • B. 

      Activation gates are closed & inactivation gates are closed

    • C. 

      Inactivation gates are closed & activation gates are open

    • D. 

      Both activation & inactivation are open.

  • 20. 
    Action potential amplitude cannot be increased or decreased because:
    • A. 

      All or none concept

    • B. 

      Local current

    • C. 

      Graded potential

    • D. 

      Decreased potential permeability

  • 21. 
    To increase conduction velocity in nerves:
    • A. 

      We use unmyelinated cells because they are thinner

    • B. 

      Decrease the temperature

    • C. 

      Decrease fluidity of membrane to make it solidify

    • D. 

      Raise pH of the solution.

  • 22. 
    The nervous system is composed of:
    • A. 

      Central nervous system & cardiovascular system

    • B. 

      Central nervous system & peripheral nervous system

    • C. 

      Peripheral nervous system & motor nerves

    • D. 

      None of the above

  • 23. 
    What is a bouton?
    • A. 

      A synapse

    • B. 

      Terminal knobs

    • C. 

      Presynaptic membrane

    • D. 

      Postsynaptic membrane

    • E. 

      B & C

  • 24. 
    Fatigue is:
    • A. 

      Destruction of muscle fibers

    • B. 

      Scale of measurement for death in tissue

    • C. 

      A protective mechanism that prevents causing damage to cells

    • D. 

      A+B

  • 25. 
    When the presynaptic membrane of terminals connect to dendrites, the postsynaptic membrane is:
    • A. 

      Axodendritic

    • B. 

      Axosomatic

    • C. 

      Axoaxonic

    • D. 

      Terminodendratic