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प्रश्न
Differentiate: Nervous control and Hormonal control.
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उत्तर
| Nervous Control | Hormonal Control |
| The information is sent in the form of electric signals. | The information is sent in the form of chemical signals. |
| The signals travel through nerve fibres to specific target cells like muscle fibres and glands. | The signals travel through blood stream to cells in different organs. |
| Nervous system causes muscles to contract or relax, glands to secrete more or less. But it cannot bring about growth. | Endocrine system brings about changes in metabolic activities of all body tissues. It affects growth. |
| Action is immediate (within few milliseconds.) | Action is slow (can take hours or days to produce response). |
| Effect lasts for a sliort time. | Effect is more lasting and permanent. |
APPEARS IN
संबंधित प्रश्न
Match the items of column I with those of column II
| Column I | Column II | ||
| 1 | β (beta) cells of islets of Langerhans |
a | condition due to undersecretion of thyroxine in adults |
| 2 | Thyroid | b | Glucocorticoids |
| 3 | Cretinism | c | Exophthalmic goitre |
| 4 | Addison's disease | d | Increases heart beat |
| 5 | Hypothyroidism | e | Thyroxine |
| 6 | Myxoedema | f | Adrenal cortex |
| 7 | Adrenaline Under secretion of thyroxine in a child |
h | Under secretion of thyroxine in a child |
Which glands are responsible for the following disease?
(i) Goitre (ii) Diabetes mellitus (iii) Gigantism
(iv) Diabetes insipidus (v) Cretinism (vi) Exophthalmic goiter
Hormones are called ‘chemical messengers’.
Differentiate: Hormones and Enzyme.
Name the Following: Hormone controls absorption of water from kidney tubules.
Give the Technical Term: Name the blood vessels which transport hormones from the endocrine glands to the various parts of the body.
Place the words at the bottom of the page next to the number that shows the location of the Endocrine Glands.
(1) ________
(2) ________
(3) ________
(4) ________
(5) ________
(6) ________
(7) ________
(8) ________
(9) ________
Pancreas Hypothalamus Pituitary Parathyroid Ovaries Adrenal Thyroid Thymus Testes
Choose the Odd One Out
Choose the Odd One Out
Which endocrine gland is present in males but not in females?
