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British Brain Bee Neuroscience Brain Facts Questions

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The Brain Bee is a neuroscience Q&A competition for secondary school students. Brain Bee participants compete in teams of three to answer questions on neuroscience topics such as learning and memory, emotion, sensation, movement, aging, neurobiology, brain anatomy, and neural disorders.

British Brain Bee Neuroscience Brain Facts Questions

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1. What happens when an action potential starts at the cell body? (4)

Via sensory nerves1. Na+ channels open causing a pulse of sodium ions into the cell, establishing an equilibrium 2. The transmembrane voltage switches by about 100 mV. It flips from an inside membrane voltage (-70 mV) to one that is positive (about +30 mV). 3. K+ channels open, triggering a pulse of potassium ions to flow out of the cell. 4. The membrane potential to swing back again to its original negative value on the inside.To ensure that resources are not wasted on more complex but unnecessary aspects of learning.Disorders of perception where sufferers experience abnormal sensory impressions, such as hearing voices when there is no one there

2. Why does cortisol activate the amgydala more than the hippocampus?

To ensure that resources are not wasted on more complex but unnecessary aspects of learning.Disorders of perception where sufferers experience abnormal sensory impressions, such as hearing voices when there is no one there1. Na+ channels open causing a pulse of sodium ions into the cell, establishing an equilibrium 2. The transmembrane voltage switches by about 100 mV. It flips from an inside membrane voltage (-70 mV) to one that is positive (about +30 mV). 3. K+ channels open, triggering a pulse of potassium ions to flow out of the cell. 4. The membrane potential to swing back again to its original negative value on the inside.Via sensory nerves

3. What are hallucinations?

Disorders of perception where sufferers experience abnormal sensory impressions, such as hearing voices when there is no one there1. Na+ channels open causing a pulse of sodium ions into the cell, establishing an equilibrium 2. The transmembrane voltage switches by about 100 mV. It flips from an inside membrane voltage (-70 mV) to one that is positive (about +30 mV). 3. K+ channels open, triggering a pulse of potassium ions to flow out of the cell. 4. The membrane potential to swing back again to its original negative value on the inside.Via sensory nervesTo ensure that resources are not wasted on more complex but unnecessary aspects of learning.

4. How are neural signals detected by the brain?

Via sensory nervesTo ensure that resources are not wasted on more complex but unnecessary aspects of learning.Disorders of perception where sufferers experience abnormal sensory impressions, such as hearing voices when there is no one there1. Na+ channels open causing a pulse of sodium ions into the cell, establishing an equilibrium 2. The transmembrane voltage switches by about 100 mV. It flips from an inside membrane voltage (-70 mV) to one that is positive (about +30 mV). 3. K+ channels open, triggering a pulse of potassium ions to flow out of the cell. 4. The membrane potential to swing back again to its original negative value on the inside.

5. What is the function of NMDA?

1. Na+ channels open causing a pulse of sodium ions into the cell, establishing an equilibrium 2. The transmembrane voltage switches by about 100 mV. It flips from an inside membrane voltage (-70 mV) to one that is positive (about +30 mV). 3. K+ channels open, triggering a pulse of potassium ions to flow out of the cell. 4. The membrane potential to swing back again to its original negative value on the inside.Trigger synaptic plasticityDisorders of perception where sufferers experience abnormal sensory impressions, such as hearing voices when there is no one thereTo ensure that resources are not wasted on more complex but unnecessary aspects of learning.

6. How can the affect of severe-depression be decreased?

By blocking the production or action of cortisol1. Na+ channels open causing a pulse of sodium ions into the cell, establishing an equilibrium 2. The transmembrane voltage switches by about 100 mV. It flips from an inside membrane voltage (-70 mV) to one that is positive (about +30 mV). 3. K+ channels open, triggering a pulse of potassium ions to flow out of the cell. 4. The membrane potential to swing back again to its original negative value on the inside.Disorders of perception where sufferers experience abnormal sensory impressions, such as hearing voices when there is no one thereTo ensure that resources are not wasted on more complex but unnecessary aspects of learning.

7. How can stress affect the immune system?

Disorders of perception where sufferers experience abnormal sensory impressions, such as hearing voices when there is no one thereVia the HPA axis: stress increased production corticotrophin releasing factor (CRF). CRF travels to the pituitary gland to release adrenocotrophin releasing factor (ACTH). This hormone travels via the circulation to the adrenal gland to release steroid hormones (cortisol in humans), which are suppressors of immune function and inflammation.To ensure that resources are not wasted on more complex but unnecessary aspects of learning.1. Na+ channels open causing a pulse of sodium ions into the cell, establishing an equilibrium 2. The transmembrane voltage switches by about 100 mV. It flips from an inside membrane voltage (-70 mV) to one that is positive (about +30 mV). 3. K+ channels open, triggering a pulse of potassium ions to flow out of the cell. 4. The membrane potential to swing back again to its original negative value on the inside.

8. What do dendritic spines look like?

To ensure that resources are not wasted on more complex but unnecessary aspects of learning.None of the above1. Na+ channels open causing a pulse of sodium ions into the cell, establishing an equilibrium 2. The transmembrane voltage switches by about 100 mV. It flips from an inside membrane voltage (-70 mV) to one that is positive (about +30 mV). 3. K+ channels open, triggering a pulse of potassium ions to flow out of the cell. 4. The membrane potential to swing back again to its original negative value on the inside.Disorders of perception where sufferers experience abnormal sensory impressions, such as hearing voices when there is no one there

9. What does the magnocellular cells in a dyslexic look like?

Disorganisation of of the lateral geniculate nucleus.Disorders of perception where sufferers experience abnormal sensory impressions, such as hearing voices when there is no one thereTo ensure that resources are not wasted on more complex but unnecessary aspects of learning.1. Na+ channels open causing a pulse of sodium ions into the cell, establishing an equilibrium 2. The transmembrane voltage switches by about 100 mV. It flips from an inside membrane voltage (-70 mV) to one that is positive (about +30 mV). 3. K+ channels open, triggering a pulse of potassium ions to flow out of the cell. 4. The membrane potential to swing back again to its original negative value on the inside.

10. Which transmitter is vulnerable to attack in Alzheimers?

AcetylcholineDisorders of perception where sufferers experience abnormal sensory impressions, such as hearing voices when there is no one there1. Na+ channels open causing a pulse of sodium ions into the cell, establishing an equilibrium 2. The transmembrane voltage switches by about 100 mV. It flips from an inside membrane voltage (-70 mV) to one that is positive (about +30 mV). 3. K+ channels open, triggering a pulse of potassium ions to flow out of the cell. 4. The membrane potential to swing back again to its original negative value on the inside.To ensure that resources are not wasted on more complex but unnecessary aspects of learning.

11. How do individuals who get more memory loss and other cognitive disorders with advancing years respond to stress?

1. Na+ channels open causing a pulse of sodium ions into the cell, establishing an equilibrium 2. The transmembrane voltage switches by about 100 mV. It flips from an inside membrane voltage (-70 mV) to one that is positive (about +30 mV). 3. K+ channels open, triggering a pulse of potassium ions to flow out of the cell. 4. The membrane potential to swing back again to its original negative value on the inside.Disorders of perception where sufferers experience abnormal sensory impressions, such as hearing voices when there is no one thereThey have excessive hormone responses to stress (not necessarily more stress but the greatest responses to stressors)To ensure that resources are not wasted on more complex but unnecessary aspects of learning.

12. An important discovery was that all the neurons in any one column of cells fire to lines or edges of the same .........., and the neighbouring column of cells fires best to a slightly different orientation, and so on across the surface of V1.

Disorders of perception where sufferers experience abnormal sensory impressions, such as hearing voices when there is no one there1. Na+ channels open causing a pulse of sodium ions into the cell, establishing an equilibrium 2. The transmembrane voltage switches by about 100 mV. It flips from an inside membrane voltage (-70 mV) to one that is positive (about +30 mV). 3. K+ channels open, triggering a pulse of potassium ions to flow out of the cell. 4. The membrane potential to swing back again to its original negative value on the inside.orientationTo ensure that resources are not wasted on more complex but unnecessary aspects of learning.

13. What disease occurs when the immune system attacks the nerves as they emerge from the spinal cord?

To ensure that resources are not wasted on more complex but unnecessary aspects of learning.1. Na+ channels open causing a pulse of sodium ions into the cell, establishing an equilibrium 2. The transmembrane voltage switches by about 100 mV. It flips from an inside membrane voltage (-70 mV) to one that is positive (about +30 mV). 3. K+ channels open, triggering a pulse of potassium ions to flow out of the cell. 4. The membrane potential to swing back again to its original negative value on the inside.Disorders of perception where sufferers experience abnormal sensory impressions, such as hearing voices when there is no one thereGuillain Barré syndrome.

14. What are the names of the inhibitory neurotransmitters? (2)

1. GABA 2. GlycineTo ensure that resources are not wasted on more complex but unnecessary aspects of learning.1. Na+ channels open causing a pulse of sodium ions into the cell, establishing an equilibrium 2. The transmembrane voltage switches by about 100 mV. It flips from an inside membrane voltage (-70 mV) to one that is positive (about +30 mV). 3. K+ channels open, triggering a pulse of potassium ions to flow out of the cell. 4. The membrane potential to swing back again to its original negative value on the inside.Disorders of perception where sufferers experience abnormal sensory impressions, such as hearing voices when there is no one there

15. What is 'patterning' and why is it necessary in brain formation?

A mechanism resulting in fine levels of resolution causing neurones to obtain an individual identityTo ensure that resources are not wasted on more complex but unnecessary aspects of learning.1. Na+ channels open causing a pulse of sodium ions into the cell, establishing an equilibrium 2. The transmembrane voltage switches by about 100 mV. It flips from an inside membrane voltage (-70 mV) to one that is positive (about +30 mV). 3. K+ channels open, triggering a pulse of potassium ions to flow out of the cell. 4. The membrane potential to swing back again to its original negative value on the inside.Disorders of perception where sufferers experience abnormal sensory impressions, such as hearing voices when there is no one there

16. What is it called since the occipital lobe reponds to imput from either eye?

17. What are the connected pathways of the optic nerves called?

18. What is the function of episodic memory?

Used to keep track of personal experience.To ensure that resources are not wasted on more complex but unnecessary aspects of learning.1. Na+ channels open causing a pulse of sodium ions into the cell, establishing an equilibrium 2. The transmembrane voltage switches by about 100 mV. It flips from an inside membrane voltage (-70 mV) to one that is positive (about +30 mV). 3. K+ channels open, triggering a pulse of potassium ions to flow out of the cell. 4. The membrane potential to swing back again to its original negative value on the inside.Disorders of perception where sufferers experience abnormal sensory impressions, such as hearing voices when there is no one there

19. When are the majority of initial conntects made?

During the critical period (this finished after 1 year in humans)1. Na+ channels open causing a pulse of sodium ions into the cell, establishing an equilibrium 2. The transmembrane voltage switches by about 100 mV. It flips from an inside membrane voltage (-70 mV) to one that is positive (about +30 mV). 3. K+ channels open, triggering a pulse of potassium ions to flow out of the cell. 4. The membrane potential to swing back again to its original negative value on the inside.Disorders of perception where sufferers experience abnormal sensory impressions, such as hearing voices when there is no one thereTo ensure that resources are not wasted on more complex but unnecessary aspects of learning.

20. A high degree of precision in both the spatial arrangement of neurons and their connectivity is achieved from the outset, the wiring of some parts of the nervous system is later subject to activity-dependent refinement, such as the [...] of axons and the death of neurons

Disorders of perception where sufferers experience abnormal sensory impressions, such as hearing voices when there is no one thereA high degree of precision in both the spatial arrangement of neurons and their connectivity is achieved from the outset, the wiring of some parts of the nervous system is later subject to activity-dependent refinement, such as the pruning of axons and the death of neurons1. Na+ channels open causing a pulse of sodium ions into the cell, establishing an equilibrium 2. The transmembrane voltage switches by about 100 mV. It flips from an inside membrane voltage (-70 mV) to one that is positive (about +30 mV). 3. K+ channels open, triggering a pulse of potassium ions to flow out of the cell. 4. The membrane potential to swing back again to its original negative value on the inside.To ensure that resources are not wasted on more complex but unnecessary aspects of learning.

21. How does fMRI work?

22. How may we be able to decrease memory loss as we age?

Disorders of perception where sufferers experience abnormal sensory impressions, such as hearing voices when there is no one there1. Na+ channels open causing a pulse of sodium ions into the cell, establishing an equilibrium 2. The transmembrane voltage switches by about 100 mV. It flips from an inside membrane voltage (-70 mV) to one that is positive (about +30 mV). 3. K+ channels open, triggering a pulse of potassium ions to flow out of the cell. 4. The membrane potential to swing back again to its original negative value on the inside.To ensure that resources are not wasted on more complex but unnecessary aspects of learning.By exploiting antidepressant drugs that keep the HPA stress system under control.

23. How do optic tracts project to the cerebral cortex?

1. Na+ channels open causing a pulse of sodium ions into the cell, establishing an equilibrium 2. The transmembrane voltage switches by about 100 mV. It flips from an inside membrane voltage (-70 mV) to one that is positive (about +30 mV). 3. K+ channels open, triggering a pulse of potassium ions to flow out of the cell. 4. The membrane potential to swing back again to its original negative value on the inside.To ensure that resources are not wasted on more complex but unnecessary aspects of learning.Disorders of perception where sufferers experience abnormal sensory impressions, such as hearing voices when there is no one thereVia a synaptic relay in a structure called the lateral geniculate nucleus

24. What is an example of an endogenous opioid?

1. Na+ channels open causing a pulse of sodium ions into the cell, establishing an equilibrium 2. The transmembrane voltage switches by about 100 mV. It flips from an inside membrane voltage (-70 mV) to one that is positive (about +30 mV). 3. K+ channels open, triggering a pulse of potassium ions to flow out of the cell. 4. The membrane potential to swing back again to its original negative value on the inside.To ensure that resources are not wasted on more complex but unnecessary aspects of learning.Disorders of perception where sufferers experience abnormal sensory impressions, such as hearing voices when there is no one thereMet-enkaphalin.

25. How can we reduce the symptoms of schizophrenia?

Disorders of perception where sufferers experience abnormal sensory impressions, such as hearing voices when there is no one thereUsing drugs that block dopamine receptors1. Na+ channels open causing a pulse of sodium ions into the cell, establishing an equilibrium 2. The transmembrane voltage switches by about 100 mV. It flips from an inside membrane voltage (-70 mV) to one that is positive (about +30 mV). 3. K+ channels open, triggering a pulse of potassium ions to flow out of the cell. 4. The membrane potential to swing back again to its original negative value on the inside.To ensure that resources are not wasted on more complex but unnecessary aspects of learning.

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❤ If you liked Fatskills, consider supporting us by checking out The Life Manuals You Never Got.

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All trademarks, logos and brand names are the property of their respective owners. All company, product and service names used in this website are for identification purposes only. Use of these names, trademarks and brands does not imply endorsement.

About | Explore | User Guide | Topics | Subjects | Doubt Solver | Career Aptitude Test | Answers | Free Tools | What Should We Know?
Privacy | Terms |

Without work one finishes nothing. - Ralph Waldo Emerson
© 2026 Fatskills.com