Advertisements
Advertisements
प्रश्न
Explain the following term :
Motor nerve
Advertisements
उत्तर
It contains motor fibres which carry impulses generated by the association neuron (brain or spinal cord) to the effector organs. Example: A nerve which arises from the brain and ends in the eye muscles is a motor nerve. It helps in rotating the eye.
संबंधित प्रश्न
Differentiate between Dendrites and axons.
Identify the odd one in each set : Cyton, Photon, Axon, Dendron
Differentiate between Spinal nerves and Cranial nerves (number of nerves).
Differentiate between the following pair of terms:
Receptor and effector.
Name the following:
Structural and metabolic unit of nervous tissue.
Write whether the following is true or false:
Neurotransmitters are released on activation.
___________ nervous system prepares us for the fight or flight responses.
‘A’ is a cylindrical structure that begins from the lower end of the medulla and extends downwards. It is enclosed in bony cage ‘B’ and covered by membranes ‘C’. As many as ‘D’ pairs of nerves arise from the structure ‘A’.
(i) What is A?
(ii) Name (a) bony cage ‘B’ and (b) membranes ‘C’
(iii) How much is D?
Select the motor nerves from the following group.
The basic structural and functional unit of brain is ______.
