importance of reflexes
importance of reflexes
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Questions and Answers For
Neuroscience
46 Questions
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What are three features that characterize the structure of cerebral cortex?
What are three features that characterize the structure of cerebral cortex?
1 Answer Where is CSF produced? What path does it take before it is absorbed into the bloodstream? Name the parts of the CNS it will pass through in its voyage from brain to blood.
Where is CSF produced? What path does it take before it is absorbed into the bloodstream? Name the parts of the CNS it will pass through in its voyage from brain to blood.
1 Answer Name the three main parts of the hindbrain. Which of these is also part of the brain stem?
Name the three main parts of the hindbrain. Which of these is also part of the brain stem?
1 Answer What is the fate of tissue derived from the embryonic neural tube? Neural crest?
What is the fate of tissue derived from the embryonic neural tube? Neural crest?
1 Answer Imagine that you are a neurosurgeon, about to remove a tumor lodged deep inside the brain. The top of the skull has been removed. What now lies between you and the brain? Which layer(s) must be cut before you reach the CSF?
Imagine that you are a neurosurgeon, about to remove a tumor lodged deep inside the brain. The top of the skull has been removed. What now lies between you and the brain? Which layer(s) must be cut before you reach the CSF?
1 Answer Is the myelin sheath of optic nerve axons provided by Schwann cells or oligodendroglia? Why?
Is the myelin sheath of optic nerve axons provided by Schwann cells or oligodendroglia? Why?
1 Answer Are the dorsal root ganglia in the central or peripheral nervous system?
Are the dorsal root ganglia in the central or peripheral nervous system?
1 Answer Ca2+ are considered to be second messengers. Why?
Ca2+ are considered to be second messengers. Why?
1 Answer Do convergence and divergence of neurotransmitter effects occur in single neurons?
Do convergence and divergence of neurotransmitter effects occur in single neurons?
1 Answer Top Questions
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Give comparison between the following: (a) C3 and C4 pathways (b) Cyclic and non-cyclic photophosphorylation (c) Anatomy of leaf in C3 and C4 plants
C₃ and C₄ pathways C₃ plants fix CO₂ directly via...
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Figure 11.10 shows the effect of light on the rate of photosynthesis. Based on the graph, answer the following questions: (a) At which point/s (A, B or C) in the curve light is a limiting factor? (b) What could be the limiting factor/s in region A? (c) What do C and D represent on the curve?
Light is the limiting factor at points A and B...
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Look at leaves of the same plant on the shady side and compare it with the leaves on the sunny side. Or, compare the potted plants kept in the sunlight with those in the shade. Which of them has leaves that are darker green ? Why?
Leaves on the shady side or from shade-grown plants are...
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Why is the colour of a leaf kept in the dark frequently becomes yellow , or pale green? Which pigment do you think is more stable?
In darkness chlorophyll synthesis ceases while degradation continues, leading to...
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Suppose there were plants that had a high concentration of Chlorophyll b, but lacked chlorophyll a, would it carry out photosynthesis? Then why do plants have chlorophyll b and other accessory pigments?
A plant lacking chlorophyll a cannot carry out photosynthesis because...
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RuBisCO is an enzyme that acts both as a carboxylase and oxygenase. Why do you think RuBisCO carries out more carboxylation in C4 plants?
In C₄ plants, bundle sheath cells maintain very high CO₂...
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Even though a very few cells in a C4 plant carry out the biosynthetic – Calvin pathway, yet they are highly productive. Can you discuss why?
C₄ plants concentrate CO₂ in bundle sheath cells around Rubisco,...
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