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प्रश्न
Distinguish between the following pair of words:
Nervous system and hormonal system
उत्तर
| Nervous system | Hormonal system |
| (i) It co-ordinates the body through electrical impulses. | (i) It secretes hormones. |
| (ii) The nervous system controls muscle movement, senses, heartbeat, breathing, digestion, memory and speech | (ii) The endocrine system controls levels of glucose in the blood, hydration levels, heat productivity, sexual maturity, sperm and egg production and growth of cells and tissues. |
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संबंधित प्रश्न
State the different types of neurons.
What are the two main communications systems in an animal's body?
The human brain can be broadly divided into three regions. name these three regions.
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?
Write one word in the space provided to complete the second pair of the related words pertaining to the nervous system.
Memory: cerebrum:: breathing:
Balance: cerebellum:: reasoning:
Name the following:
The biological term given to the protective membranes of the brain.
Complete the following sentence with appropriate Word
The function of nervous system is to:
The functional unit of kidney is neuron.
Which part of the brain has control over the endocrine system?
What constitutes the central and peripheral nervous systems? How are the components of central nervous system protected?
