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प्रश्न
How do hormones reach the organs they control?
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उत्तर
Hormones reach the target organ through the blood and act on it.
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संबंधित प्रश्न
Why is the use of iodised salt advisable?
Name the hormones secreted by the given endocrine glands and specify one function.
Pituitary
Where are hormones made in the human body?
Name the disease caused by the deficiency of insulin hormone in the body.
What is the name of in-built 'arrangement' in our body which controls the timing and amount of hormones released by various endocrine glands in the body?
Name one gland which acts both as an endocrine gland as well as an exocrine gland.
Name the hormones secreted by given endocrine glands :
Thyroid gland
What is the function of insulin hormone? What type of patients are given insulin injections?
State the functions of Thyroxine hormones.
State the functions of Growth hormone.
In what ways are puberty and adolescence result of the activity of some glands in the human body?
Which of the following hormone prepares our body for action in emergency situations?
(a) testosterone
(b) growth hormone
(c) adrenaline
(d) insulin
A doctor advised a person to take injection of insulin because :
(a) his blood pressure was high
(b) his heart beat was high
(c) his blood sugar was high
(d) his thyroxine level in blood was high
One of the following statements is not true about thyroxine. This is :
(a) Thyroid gland requires iron to synthesise thyroxine
(b) It regulates carbohydrate, protein and fat metabolism
(c) Iodine is essential for the synthesis of thyroxine
(d) Thyroid gland can enlarge due to lack of thyroxine
Which of the following are often called glands of emergency?
(a) thyroid
(b) pituitary
(c) adrenal
(d) pancreas
The pancreas is made up of two parts A and B. The part A secretes insulin whereas part B secretes pancreatic juice.
(a) Which part is functioning as an endocrine gland? Why?
(b) What is insulin and what effect does it have in the body?
(c) Name the disease which can be treated by giving insulin injection.
(d) What does pancreatic juice contain? Where does pancreatic juice go?
(e) Name the life process in which pancreatic juice is made use of.
Which is the target organ of both adrenaline and insulin?
(a) heart
(b) kidney
(c) liver
(d) pancreas
The secretion of which hormone leads to physical changes in the body when you are 10-12 years of age?
Assertion: On attaining puberty, breast size increases and reproductive organs develop in females.
Reason: Ovaries release the hormone progesterone in females.
How does chemical coordination take place in animals?
