The cells that give the nutrients to the neurons are ………
A) Red blood cells
B) Monocytes
C) Blood platelets
D) Glial cells
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i) All living organisms are composed of cells and products of cells, ii) All cells arise from preexisting cells.
C) Cell theory
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The cells which nourish nutrients to the neurons
(B) Glial cells
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Which is not found in non – myelinated neurons ?
Answer is (C) Axon
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a) Neurons do not have any protoplasmic connection at synapse.
A) a, b both are true
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Read the following paragraph. It is very difficult to find the types of neurons based on the presence of dendrites and length of axons
Answer is (D) Axon
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Which structure makes up about 10 percent of the brain’s mass and contains about 50 percent of its neurons ?
B) Cerebellum
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a. How are the hybridoma cells selected from the culture of B-cells and Myeloma cells while fusing them in hybridoma technology?
a. Using HAT medium b. Monoclonal antibody which is used to treat early stages of breast cancer is Herceptin (trastuzumab). It works by attaching itself to HER2 receptors by blocking them from...
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How are neurons classified on the basis of their functions?
Neurons are classified into three types based on their functions: 1. Afferent neuron (Sensory neuron): Function: It carries impulses from sense organ to the central nervous system (CNS). Location: It is found in...
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How are neurons classified depending on the presence or absence of myelin sheath?
Depending on the presence or absence of myelin sheath neurons are classified into two types: 1. Myelinated nerve fibre/ medullated nerve fibres: These nerve fibres have an insulating fatty layer called myelin...
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Assertion: Cancer is contagious and cells can spread from one person to other. Reason : Cancerous cells are highly differentiated cells.
Correct Answer - D (d)
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