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InterviewSolution
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The diagram given below represents an endocrine gland in the human body. Study the diagram and answer the following questions :(i) Identify the endocrine gland. Where is it located? (ii) Why is the above gland referred to as the ‘Master gland’? (iii) Name the hormone which in deficiency causes Diabetes Insipidus. How does this disorder differ from Diabetes Mellitus ?(iv) Explain the term ‘Hormone’. What is the role of Tropic hormones in the human body? (v) Which lobe of the above gland secretes : 1. Oxytocin 2. ACTH 3. Growth hormone |
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Answer» (i) Pituitary gland. Location – Hangs from the base of midbrain below hypothalamus of brain. (ii) Because it controls practically all other endocrine gland. (iii) Antidiuretic hormone ; Its deficiency causes diabetes insipidus (hypoglycemia). Insufficient secretion of insulin causes diabetes mellitus (hyperglycemia). It passes sugar in urine. (iv) Hormone is the secretion from some glandular part of the body which is poured directly into blood and which acts on target organs or cells of same individual, bringing about coordination between distant parts of the body. Tropic hormones stimulate other endocrine gland to produce their specific hormone. (v) 1. Posterior lobe 2. Anterior lobe 3. Anterior lobe |
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