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प्रश्न
The maintenance of constant internal environment is referred as ______.
पर्याय
Regulation
Homeostasis
Co-ordination
Hormonal control
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उत्तर
The maintenance of constant internal environment is referred as Homeostasis.
संबंधित प्रश्न
Fill in the blank:
Hormones are produced by ____________.
Define the following:
Endocrine glands
A gland having endocrine as well as exocrine function is
Identify the ODD term in each set and name the CATEGORY to which the remaining three belong :
Example : glucose, starch, cellulose, calcium
Odd term : calcium
Category : others are different types of carbohydrates
Addison’s disease, Cushing’s Syndrome, Acromegaly, Leukemia
Which one of the following statement is true/ false?
The pituitary gland is both exocrine and endocrine in function.
What are the general properties of hormones?
Complete the table given below by filling in the blanks numbered 1 to 8.
| Gland | Hormone Secreted | Effect on Body |
| 1 | 2 | Regulates basal metabolism |
| Pancreas (β-cells) | 3 | 4 |
| 5 | 6 | Increases heart beat |
| 7 | Thyroid stimulating hormone | 8 |
Give the Technical Term: Name a hormone which controls developments of male secondary sexual characters.
Give the Technical Term: Name the glands which secrete the following hormone: Testosterone
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
Given alongside are the diagrammatic sketches of some endocrine glands. Observe the figures and answer the following questions:
(i) Label the parts numbered 1 to 5.
(ii) Name the hormones secreted by (2) and (5).
(iii) Which chemicals in our body are greatly affected by hormones?
(iv) What is the chemical nature of hormones?
(v) Name the elements related to the functioning of hormones secreted by the structure (2) and (5).
The sketch below shows a certain condition in an individual:
(i) Name the condition.
(ii) What is the underlying cause of this condition?
(iii) Name two other conditions that could have resulted due to a similar cause.
(iv) Which hormone is required for iodine synthesis?
(v) Where is the thyroid gland located?
(vi) The hormone secreted by the thyroid gland is controlled from which hormone?
Which organ acts a temporary endocrine gland in females?
Hormones are known as chemical messenger. Justify.
Label the endocrine glands in the given figure.
Select the right match of endocrine gland and their hormone among the options given below
| Column I | Column II |
| A. Pineal | i. Epinephrine |
| B. Thyroid | ii. Melatonin |
| C. Ovary | iii. Estrogen |
| D. Adrenal medulla | iv. Tetraiodothyronine |
Define the following term:
Endocrine system
Distinguish between the following pair:
Enzymes and hormones (mode of transport and target organ)
