NCERT · Class 11 · Biology · Chemical Coordination and IntegrationGraves' disease is caused due to:
Step-by-Step Solution
Graves' disease or exophthalmic goitre is a form of hyperthyroidism characterized by enlargement of the thyroid gland, increased basal metabolic rate, weight loss, nervousness, and protrusion of the eyeballs (exophthalmos).
Detailed Options Breakdown
Option : Hyposecretion of thyroid hormone
Incorrect choice. This distractor represents a common misunderstanding of the core principles of Chemical Coordination and Integration.
Option 1: Hypersecretion of thyroid hormone (Correct Answer)
Correct choice. Refer to the step-by-step verified solution guidelines above for details.
Option 2: Hyposecretion of parathyroid hormone
Incorrect choice. This distractor represents a common misunderstanding of the core principles of Chemical Coordination and Integration.
Option 3: Hypersecretion of parathyroid hormone
Incorrect choice. This distractor represents a common misunderstanding of the core principles of Chemical Coordination and Integration.
💡 Study Guide: This question tests core syllabus concepts from Chemical Coordination and Integration. For formulas, key summaries, and mock exam reference guides, read the full Chemical Coordination and Integration Revision Notes.