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प्रश्न
Explain the term: Mixed nerve
उत्तर
A mixed nerve is one which carries both sensory and motor fibres. For example, a spinal nerve.
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संबंधित प्रश्न
Name the three types of nerves which constitute the peripheral nervous system.
Name the structural and functional unit of the nervous system.
The life processes in humans are controlled and regulated by :
(a) reproductive and endocrine systems
(b) respiratory and nervous systems
(c) endocrine and digestive systems
(d) nervous and endocrine systems
The organ A which is located inside the skull of our body is protected by a bony shell B. It is surrounded by three layers membranes C. The spaces between these layers are filled with a liquid D which protects organ A from mechanical shocks. Organ A in combination with another organ E makes up the central nervous system.
(a) What is organ A?
(b) What are B, C and D?
(c) Name the organ E.
(d) While walking barefoot, if we happen to step on a sharp piece of stone, we immediately lift our foot up. Which of the two organs: A or E, is directly involved in this action?
(e) If we step out from a darkened room into bright sunlight, we close our eyes for a moment. Which of the two organs: A or E, is directly involved in this action?
Name the two types of coordination which take place in our body.
Explain the Term: Reflex action
Identify the match that pairs the nerve correctly with its type.
Visceral nervous system comprises of ______.
How is an electric impulse created in human nervous system?
How many spinal nerves are there, and to which groups they belong?
