Simple reflex

Last updated: 31/03/2022
AQA A-Level Biology Stimuli, both internal and external are detected and lead to a response Simple reflex
  1. 1
  2. 2
  3. 3
  4. 4
  5. 5
  6. 6
  7. 7
  8. 8
  9. 9
  10. 10
  11. 11
  12. 12
  13. 13
  14. 14
  15. 15
  16. 16
  17. 17
  18. 18
  19. 19
  20. 20
  21. 21
  22. 22
  23. 23
  24. 24
  25. 25
  1. Current
  2. Review
  3. Answered

  1. Reflex action is the simplest form of response in…

    • 1.
    • 2.
    • 3.
    • 4.

  2. The central nervous system includes all the following components, except…

    • 1.
    • 2.
    • 3.
    • 4.

  3. Nerve impulses are conducted towards the cell body through…

    • 1.
    • 2.
    • 3.
    • 4.

  4. What is the function of interneurons (association neurons)?

    • 1.
    • 2.
    • 3.
    • 4.

  5. Salivation is a response that is generated because of…

    • 1.
    • 2.
    • 3.
    • 4.

  6. When a receptor is stimulated, it sends a message to a part of your body that produces the correct response. This is called…

    • 1.
    • 2.
    • 3.
    • 4.

  7. A _______ carries the message from the central nervous system to the effector.

    • 1.
    • 2.
    • 3.
    • 4.

  8. Reflex action in a vertebrate is an essential display induced by a…

    • 1.
    • 2.
    • 3.
    • 4.

  9. Activation of skeletal muscles is an example of…

    • 1.
    • 2.
    • 3.
    • 4.

  10. Blinking of an eye is an example of ___________?

    • 1.
    • 2.
    • 3.
    • 4.

  11. If there is an injury in the hypothalamus region of the brain, it is most likely to affect…

    • 1.
    • 2.
    • 3.
    • 4.

  12. Nissl’s granules which are present in neurons are made up of…

    • 1.
    • 2.
    • 3.
    • 4.

  13. Cerebral palsy affects neurons in which part of the body?

    • 1.
    • 2.
    • 3.
    • 4.

  14. All the spinal nerves in the peripheral nervous system are classified as…

    • 1.
    • 2.
    • 3.
    • 4.

  15. Which of these is not an example of reflex reaction?

    • 1.
    • 2.
    • 3.
    • 4.

  16. Stimuli are also known as _____?

    • 1.
    • 2.
    • 3.
    • 4.

  17. A neuron that carries information from the peripheral nervous system to the central nervous system is an…

    • 1.
    • 2.
    • 3.
    • 4.

  18. Which one illustrates a reflex arc?

    • 1.
    • 2.
    • 3.
    • 4.

  19. Lesions of the speech center in frontal lobe results in…

    • 1.
    • 2.
    • 3.
    • 4.

  20. The peripheral nervous system includes the:

    • 1.
    • 2.
    • 3.
    • 4.

  21. Heart and blood pressure regulation is an example of…

    • 1.
    • 2.
    • 3.
    • 4.

  22. Which of the following is not a part of the peripheral nervous system?

    • 1.
    • 2.
    • 3.
    • 4.

  23. Dopamine is an important neurotransmitter. Which disease or disorder results when the neurons in the brain that produce dopamine die?

    • 1.
    • 2.
    • 3.
    • 4.

  24. In the human peripheral nervous system, how many pairs of spinal nerves are there?

    • 1.
    • 2.
    • 3.
    • 4.

  25. Which of the following is a genetic disease that causes neurons in the brain to waste away and die?

    • 1.
    • 2.
    • 3.
    • 4.