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प्रश्न
Hormones are known as chemical messenger. Justify.
उत्तर
Hormones are released into the bloodstream and circulated as chemical signals. These act specifically on certain organs or tissues called target organs or tissues. These speed up or slow down or alter the activity of target tissues or organs. Hence they are known as chemical messengers.
संबंधित प्रश्न
| Hormones | Target gland |
| Corticotrophin (ACTH) | ______ |
Fill in the blank:
Hormones are produced by ____________.
What would a child suffer from if there was hyposecretion from his thyroid?
Compare the hormonal response with the nervous response with respect to their speed, transmission and the general nature of changes brought about.
Define the following:
Endocrine gland
What is the chemical nature of hormone?
Name the different endocrine glands found in the body of man.
Hormones are called ‘chemical messengers’.
Organs like the stomach and intestine are also endocrine glands. Why?
Differentiate: Hormones and Enzyme.
Differentiate: Insulin and Glucagon.
Differentiate: Nervous control and Hormonal control.
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Give the Technical Term: Name a hormone which controls developments of male secondary sexual characters.
Give the Technical Term: Name the hormones which lead to the following condition: Growth of beard in women
Fill in the Blanks:
The glands with ducts are called ______.
Given below is an outline of the human body showing the important glands.
(i) Name the glands marked 1 to 5.
(ii) Name the hormone secreted by 2. Give one important function of this hormone.
(iii) Name the endocrine cells present in part 3.
(iv) Name the hormone secreted by part 3. Give one important function of this hormone.
Some of the endocrine glands are shown by the guidelines.
(i) Name the glands 1 to 5.
(ii) Name any two endocrine glands which are not shown in the diagram.
(iii) Name one gland which is both exocrine and endocrine.
State the Function
Relaxin
Choose the Odd One Out
Choose the Odd One Out.
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Vasopressin is concerned with:
Multiple choice question.
Which one of the following is a set of discrete endocrine glands?
Serum calcium level is regulated by ______.
Which of the following statement about sex hormones is correct?
which of the given option shows all wrong statements for thyroid gland
Statements
- It inhibits process of RBC formation
- It helps in maintenance of water and electrolytes
- Its more secretion can reduce blood pressure
- It Stimulates osteoblast
Name the layers of adrenal cortex and mention their secretions.
Comment on the functions of adrenalin.
Predict the effects of removal of pancreas from the human body.
In humans, the life processes are controlled and regulated by ____________.
In humans, the life processes are controlled and regulated by
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 |
Which one of the following statements is correct?
Acromegaly is caused by ______.
Which of the following is not an endocrine gland?
