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प्रश्न
Name the disease which occurs in adults due to the deficiency of iodine in the diet. What is the main symptom of this disease?
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उत्तर
Iodine deficiency in our diet causes goitre. The main symptom of goitre is swelling of the thyroid gland which is present in the neck.
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संबंधित प्रश्न
Why is the use of iodised salt advisable?
Why are some patients of diabetes treated by giving injections of insulin?
Name the hormones secreted by the given endocrine glands and specify one function.
Thyroid
Name one hormone secreted by the pituitary gland
Which gland secretes the growth hormone?
Which halogen element is necessary for the making of thyroxine hormone by the thyroid gland?
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.
Which one term of the following includes the other three?
adrenalin, insulin, hormone, thyroxine, estrogen
Fill in the following blanks with suitable words :
The two examples of effectors are .........and ...........
Match the hormones given in column I with their functions given in column II :
| Hormones | Functions |
| (i) Thyroxine | (a) Causes breasts to develop in females |
| (ii) Adrenaline | (b) Causes the male to start producing sperms |
| (iii) Insulin | (c) Prepares the body for an emergency |
| (iv) Estrogen | (d) Controls the metabolic rate |
| (v) Testosterone | (e) Regulates the amount of sugar in blood |
The hormone which is associated with male puberty is called :
(a) oestrogen
(b) adrenaline
(c) testosterone
(d) progesterone
Which of the following does not act as an endocrine gland as well as an exocrine gland?
(a) testis
(b) ovary
(c) pituitary
(d) pancreas
The endocrine gland whose malfunctioning causes diabetes disease is :
(a) pituitary
(b) pineal
(c) parathyroid
(d) pancreas
The gland X which is located just below the brain in the human head secretes a chemical substance Y which controls the development of ones and muscles in the body of a person. Secretion of too little of substance Y as well as the secretion of too much of substance Y by the gland X leads to abnormal development of the body of a person.
(a) Name the gland X.
(b) What is the chemical substance Y?
(c) What happens if too little of substance Y is secreted?
(d) What happens if too much of substance Y is secreted?
(e) Name the system of glands in the human body of which gland X is a part.
Assertion: On attaining puberty, breast size increases and reproductive organs develop in females.
Reason: Ovaries release the hormone progesterone in females.
The hormone which increases fertility in males is called:
We are advised to take iodised salt in our diet by doctors. Justify its importance in our bodies.
A doctor has advised Sameer to reduce sugar intake in his diet and do regular exercise after checking his blood test reports. Which disease do you think Sameer is suffering from? Name the hormone responsible for this disease and the organ producing the hormone.
