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Endocrine System

ICSE · Class 10 · Biology

Complete topic list for Endocrine System in ICSE Class 10 Biology. Key concepts, sub-topics, and what to focus on for board exams.

44 questions40 flashcards5 concepts

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A comparison chart highlighting the key differences between endocrine (ductless) glands and exocrine (ducted) glands, including their secretions and how they are released.
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4 Topics · ICSE Class 10 Biology

Topics in Endocrine System

1

1. Basic Ideas of Endocrine System

  • A gland is a group of secretory tissues.
  • Exocrine glands release secretions through ducts into a target organ.
  • Endocrine glands are ductless and release hormones directly into the blood.
2

2. Pituitary Gland and Hypothalamus

  • Pituitary gland is also called hypophysis.
  • It is a whitish, pea-sized gland weighing about 5 g.
  • It hangs from the base of the hypothalamus by the infundibulum.
3

3. Thyroid Gland

  • Thyroid gland is bilobed and H-shaped.
  • It weighs about 25 to 40 g in man.
  • It lies in the neck below the larynx on either side of the trachea and the two lobes are connected by the isthmus.
4

4. Pancreas and Blood Sugar Control

  • Pancreas is a mixed or heterocrine gland.
  • It lies in the loop of the duodenum just below the stomach.
  • Its exocrine part has acini that secrete pancreatic juice.

Key Concepts

Central concept: Hormonal coordination in the human body

Endocrine glandsExocrine glandsHormonesPituitary glandHypothalamusAnterior lobe hormonesIntermediate lobe hormonePosterior lobe hormones

Frequently Asked Questions

What are the important topics in Endocrine System for ICSE Class 10 Biology?
Endocrine System covers several key topics that are frequently asked in ICSE Class 10 board exams. Focus on the core concepts listed on this page and practise related questions to build confidence.
How to score full marks in Endocrine System — ICSE Class 10 Biology?
Understand the core concepts first, then work through the 44 practice questions available for this chapter. Revise formulas and definitions regularly, and use flashcards for quick recall before the exam.

Sources & Official References

Content is aligned to the official syllabus. Refer to the board website for the latest curriculum.

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All 16 chapters — ICSE Class 10 Biology Syllabus

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