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The Thyroid Gland

Which of the ...

Question

Which of the following is true for a thyroid gland?

A

It is located in the anterior part of trachea.

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B

The parathyroid glands are embedded within it.

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C

It manufactures three hormones.

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D

All of the above.

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Solution

The correct option is B All of the above.
The thyroid gland is a large ductless gland in the neck which secretes hormones that regulate growth and development by controlling rate of metabolism. It is located at the base of the neck just below Adam's apple. Anterior to the thyroid cartilage of the larynx in the neck. The thyroid secretes 3 hormones; $T_{3}$ , $T_{4}$ and thyrocalcitonin. Four parathyroid glands are on the posterior (backside) surface of the thyroid gland, one pair of parathyroid glands are present on each lobe of the thyroid gland. Thus, the correct option is D.

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Q. (a) Name the hormones secreted by the following endocrine glands :
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(ii) Parathyroid glands
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Q. Q. It is a pea-sized gland located at the base of the brain. It is also known as the master gland as it controls the secretions of all the other endocrine glands. It secretes Growth Hormone (GH). Under-secretion of GH causes ‘Dwarfism’ and over-secretion causes ‘Gigantism’ in children and ‘Acromegaly’ in adults. Which one of the following hormones is referred in the above passage?

Q. The pineal gland secretes a hormone progesterone which helps to regulate sleep pattern. Thyroid glands release hormone which regulate the level of calcium in the blood with the help of calcitonin which is produced in the parathyroid glands. Select the correct option regarding the given paragraph.
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iii) Parathyroid should not be replaced as it is correctly mentioned.
iv) Positions of progesterone and calcitonin should be interchanged
v) Positions of thyroid and parathyroid should be interchanged

Q. Which of the following is not true about the thyroid gland and thyroid hormone?

Thyroid gland is located in which body part?

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