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प्रश्न
Differentiate between the following pairs on the basis of what is indicated in the brackets.
Testosterone and Oestrogen (Organ which secretes)
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उत्तर
| Testosterone | Oestrogen | |
| (i) | It is secreted by the testes. | It is secreted by the ovaries. |
| (ii) | Produced by the Leydig (interstitial) cells of the testes. | Produced mainly by the Graafian follicles of the ovaries. |
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संबंधित प्रश्न
Explain Hormones.
Choose the odd one out from each series
The hormonal sources – adrenal cortex, adrenal medualla, cortisone, pituitary.
……………………………………………..
Complete the following table by filling in the blanks numbered 1 to 7.
| Gland | Hormone secreted | Effect on body |
| (1) ______ | (2) ______ | Regulates basal metabolism |
| Pancreas ("beta" cells) | (3) ______ | Controls blood sugar |
| (4) ______ | (5) ______ | Increases heart beat |
| (6) ______ | Thyroid stimulating hormone | (7) ______ |
Mention, if the following statement is True or False. If false rewrite the wrong statement in its correct form:
Adrenal cortex produces emergency hormone adrenaline.
Answer the questions after observing the diagram given below.
- What acts as the first messenger?
- Why can’t hormones like catecholamines enter their target cells through plasma membrane?
- Name the mode of hormone action shown in the diagram.
Which of the two adrenocortical layers, zona glomerulosa and zona reticularis lies outside enveloping the other?
Give an account of secretion of various parts of Adrenal cortex.
One of the effects of increased secretion of adrenaline is ______.
Identify the gland with the help of following clue:
The gland is like a cap on top of each kidney.
Consider the following statements regarding function of adrenal medullary hormones:
- It causes pupilary constriction.
- It is a hyperglycemic hormone.
- It causes piloerection.
- It increases the strength of heart contractions.
Choose the correct answer from the options given below:
