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प्रश्न
___________ nervous system prepares us for the fight or flight responses.
पर्याय
Somatic
Parasympathetic
Sympathetic
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उत्तर
Sympathetic nervous system prepares us for the fight or flight responses.
APPEARS IN
संबंधित प्रश्न
Draw a labelled diagram of the following:
Brain
Differentiate between Myelinated and non-myelinated axons.
Identify the odd one in each set : Cyton, Photon, Axon, Dendron
Differentiate between Spinal nerves and Cranial nerves (number of nerves).
Choose the ODD one out from the following terms given and name the CATEGORY to which the others belong:
Dendrites, Medullary sheath, Axon, Spinal cord
Given below is the diagram of a neuron. Name the parts numbered 1-5.
Differentiate between the following pair of terms:
Receptor and effector.
With the help of a suitable diagram describe the structures of a neuron.
Fill in the blank:
The neurons carrying impulses from the brain to the muscles are called _______________________.
Define the term Neuron.
State whether the following statement is true (T) or false (F).
A double chain of ganglia, one on each side of the nerve cord belongs to the spinal cord.
Write the function of medullary sheath.
Rearrange the following in correct sequence pertaining to what is given within brackets at the end.
Effector - Sensory neuron - Receptor - Motor neuron - Stimulus - Central nervous system Response (Reflex arc)
Write whether the following is true or false:
Neurotransmitters are released on activation.
How does an impulse travel across a synapse?
Brain is a part of _________ nervous system.
Compare and contrast.
Sympathetic Nervous System and Parasympathetic Nervous System
Assertion: The imbalance in concentration of Na+, K+ and proteins generates action potential.
Reason: To maintain the unequal distribution of Na+ and K+, the neurons use electrical energy.
All of the following are associated with the myeline sheath except
Nerve cells do not possess ______
Classify neurons based on their structure.
______ is the gap between the axon of one terminal neuron and the dendrites of next neuron.
Select the motor nerves from the following group.
Which part of a nerve cell contains a nucleus?
What is the correct direction of flow of electrical impulses?
Each branch of the axon terminates as a bulb-like structure called ______
Rearrange the following in the correct order of involvement in electrical impulse movement-
Synaptic knob, dendrites, cell body, Axon terminal, Axon
In the following diagram choose the correct labelling for A, B, C, D and E respectively.
Identify the parts of a neuron which help the nerve impulse to travel towards the cell body.
Write one word for the following:
Long thread-like part of the nerve cell.
Write one word for the following:
A bundle of axons enclosed in a tubular sheath.
The basic structural and functional unit of brain is ______.
Which of the following structures is absent in nerve cells?
Define the following term:
Nerve
Define the following term:
Synaptic cleft
