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प्रश्न
Given alongside are the diagrammatic sketches of some endocrine glands. Observe the figures and answer the following questions:
(i) Label the parts numbered 1 to 5.
(ii) Name the hormones secreted by (2) and (5).
(iii) Which chemicals in our body are greatly affected by hormones?
(iv) What is the chemical nature of hormones?
(v) Name the elements related to the functioning of hormones secreted by the structure (2) and (5).
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उत्तर
(i)
1. Larynx.
2. Left lobe of the thyroid gland.
3. Trachea (windpipe).
4. Oesophagus.
5. Parathyroid glands.
(ii) Structure (2) secretes thyroxin hormone and structure (5) secretes parathormone.
(iii) Enzymes; which constitute the enzyme system of the body.
(iv) Hormones may be proteins, amino acids or steroids.
(v) Iodine is related to the functioning of glands (2) calcium, phosphorus is related to the functioning of the gland (5).
संबंधित प्रश्न
Mention any two differences between a hormone and an enzyme.
Do you agree with the statement – “ All hormones are chemical signals”? Yes / No. Justify your answer.
Compare the hormonal response with the nervous response with respect to their speed, transmission and the general nature of changes brought about.
What are endocrine glands?
Give the Technical Term: Name two hormones secreted by the alimentary canal.
Fill in the Blanks:
______ is called father of endocrinology.
Choose the Odd One Out
Choose the Odd One Out
Which of the following organs in mammals does not consist of a central meduallary’ region surrounded by a cortical region?
Distinguish between the following pair:
Enzymes and hormones (mode of transport and target organ)
