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Question
- Name the endocrine cells present in the pancreas.
- Name two hormones secreted by the above mentioned cells.
- Mention one main function of each hormone named above.
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Solution
(a) The endocrine cells present in the pancreas are organized into clusters called the islets of Langerhans. The main cells are alpha, beta, and delta cells.
(b) Two hormones secreted by these cells are:
- Glucagon (secreted by alpha cells).
- Insulin (secreted by beta cells).
(c) The main functions of these hormones are:
- Glucagon: It raises blood glucose levels by stimulating the liver to break down stored glycogen into glucose.
- Insulin: It lowers blood glucose levels by helping cells absorb sugar from the blood for energy or storage.
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RELATED QUESTIONS
A gland having endocrine as well as exocrine function is ______.
State the Location
Pancreas
Short answer question
State the site of production and function of Secretin, Gastrin, and Cholecystokinin.
Which hormones maintain glucose homeostasis in blood?
State whether true or false:
Insulin resistance results in a disease called diabetes mellitus.
A sample of urine was diagnosed to contain high content of glucose and ketone bodies. Based on this observation, answer the following:
Name the cells on which this hormone acts.
Complete the following table:
| Antibiotic produced | Microbial sources |
| Chloromycetin | ______ |
| ______ | Streptomyces erythreus |
| Penicillin | ______ |
| ______ | Streptomyces griseus |
| Griseofulvin | ______ |
| ______ | Bacillus licheniformis |
Mention the two principal ways in which insulin acts.
Name the following condition:
Overdose of insulin makes the diabetic patient unconscious.
Mention the name of disease based on the clue/symptom given below:
Urine is loaded with sugar.
