Biology
Complete the following table by filling in the blank spaces numbered 1 to 8.
| Gland | Secretions | Effect on body |
|---|---|---|
| (1) ------------ | Oestrogen | (2) ----- |
| Alpha cells of islets of Langerhans | (3) ------- | (4) ----- |
| (5) ---------- | (6) ------- | Protruding eyes |
| (7) ---------- | (8) ------- | Gigantism |
Endocrine System
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Answer
| Gland | Secretions | Effect on body |
|---|---|---|
| Ovary | Oestrogen | Development of secondary sexual characteristics |
| Alpha cells of islets of Langerhans | Glucagon | Raises blood sugar level |
| Thyroid | Hypersecretion of thyroxine | Protruding eyes |
| Anterior pituitary | Hypersecretion of Growth hormone | Gigantism |
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Related Questions
Given below is a table designed to give the names of the glands, the hormones produced, their chief functions, the effects of over secretion and under secretion in respect of thyroid, pituitary and pancreas. Fill up the blanks 1-13.
S.No. Source Gland cells Hormone produced Chief function Effect of oversecretion Effect of undersecretion 1. (1) -------- Thyroxine (2) ---- (3)---- (4)--- 2. Beta cells of Islets of Langerhans (5) ------ Promotes glucose utilisation by the body cells (6) ---- (7) ------ 3. (8) -------- Growth hormone (9) ---- (10) --- Dwarfism 4. (11) ------ Vasopressin Increases reabsorption of water from kidney tubules (12) ------- (13) ------ Complete the following table by filling in the blanks numbered 1 to 7.
Gland Hormone secreted Effect on body (1) ----------- (2) ------- Regulates basal metabolism Pancreas ("beta" cells) (3) ------- Controls blood sugar (4) ------------ (5) -------- Increases heart beat (6) ------------ Thyroid stimulating hormone (7) ------------ Define the following terms:
(a) Endocrine system
(b) Hormones
(c) Myxoedema
Distinguish between the following pairs:
Exocrine and endocrine glands (secretory substance and example)