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Chemical Coordination and Integration

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CBSE Gujarat Board Haryana Board

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Class 10 Class 12
What is diabetes ? Which hormonal deficiency results in this disease ? How does this affect an individual ability to use glucose? What are some possible treatments for diabetes mellitus?

Diabetes : It is disease  which occurs due to the elevation of blood sugar level. It is characterized by the excretion of extra sugar in urine.

It is due to the deficiency of insulin hormone. The deficiency of insulin leads to increase in the glucose level in the blood as it does not convert excess of glucose in glucogen. This raises blood-glucose level. Somatostatin inhibits secretion of insulin and glucagon.

Treatment of diabetes :

1. Minimize intake of sugar and starch products.

2. Patients should take insulin tablets/ injections.

3. Daily walking for 5-6 km is good for diabetic patients.


Name the endocrine gland which is H shaped.

Thyroid gland.

What is goitre?

Goitre is the condition in the the thyroid gland is enlarged and the neck portion becomes swollen .It is due to the deficiency of iodine in our diet which results in the less production and secretion of the thyroid hormones that is hypothyroidism.

Name the largest endocrine gland.

Thyroid gland.

Why is the Parathyroid hormone called hypercalcemic hormone?

PTH or parathyroid hormone is also called hypercalcemic hormone as it increase the calcium level in the blood.

Name the cells that the thyroid gland is composed of.

The thyroid gland is composed of the following :
i. Follicles
ii. Stromal tissue