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Questions
What are tropic hormones?
Explain the term ‘Tropic hormone’.
Solution 1
The hormones secreted from anterior pituitary, that stimulate certain other endocrine glands, are called trophic hormones.
Solution 2
The term "tropic hormone" refers to those hormones which stimulate other endocrine glands to produce their specific hormone such as gonadotropic hormones secreted by the anterior pituitary and also stimulate gonads to produce certain hormones.
RELATED QUESTIONS
The diagram give below represents an endocrine gland in the human body. Study the diagram and answer the following questions:
Which lobe of the above gland secretes?
1. Oxytocin
2. ACTH
3. Growth hormone
Name the following:
Posterior lobe of pituitary
Sketch and label V.S of Pituitary gland.
Match the following.
| Column I | Column II | ||
| i. | Oxytocin | a. | Stimulates resorption of water and electrolytes in DCT and collecting ducts. |
| ii. | Vasopressin | b. | Stimulates the synthesis and secretion of thyroid hormones. |
| iii. | LH | c. | Stimulates contraction of uterus during parturition. |
| iv. | TSH | d. | Induces discharge of ovum from Graafian follicles. |
Hormone Cortisol stimulates following processes EXCEPT ____________.
Find out the correct labelling of the given figure.
Match the hormones with their source :
| Column A | Column B | ||
| (1) | Glucagon | (i) | Neurohypophysis |
| (2) | Adrenaline | (ii) | Islets of Langerhans |
| (3) | Somatotropins | (iii) | Adenohypophysis |
| (4) | ADH | (iv) | Medulla |
Distinguish between long-day and short day plants.
Mention if the following statement is true (T) or false (F). If false, rewrite the correct word (not words) striking out the single wrong one.
Pituitary has three lobes - anterior, posterior and intermediate.
Give reason.
Pituitary is popularly called as the master gland.
