Q. No.The blood calcium level is lowered by the deficiency of
1. parathormone
2. thyroxine
3. calcitonin
4. Both 1 and 3
1. parathormone
2. thyroxine
3. calcitonin
4. Both 1 and 3
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Which one of the following pairs of organs includes only the endocrine glands?
1. Parathyroid and adrenal
2. Pancreas and parathyroid
3. Thymus and testes
4. Adrenal and ovary
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Feeling the tremor of an earthquake, a scared resident of the seventh floor of a multistoried building starts climbing down the stairs rapidly. Which hormone initiated this action?
1. Thyroxine
2. Adrenaline
3. Glucagon
4. Gastrin
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A person is having problems with calcium and phosphorus metabolism in his body. Which one of the following glands may not be functioning properly?
| 1. Parathyroid | 2. Parotid |
| 3. Pancreas | 4. Thyroid |
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Compared to a bull, a bullock is docile because of:
1. higher levels of thyroxine
2. higher levels of cortisone
3. lower levels of blood testosterone
4. lower levels of adrenalin/noradrenalin in its blood
A steroid hormone which regulates glucose metabolism is:
1. cortisol
2. corticosterone
3. 11- deoxycorticosterone
4. cortisone
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Which of the following is an accumulation and release centre of neurohormones?
1. Posterior pituitary lobe
2. Intermediate lobe of the pituitary
3. Hypothalamus
4. Anterior pituitary lobe
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Which hormone causes dilation of blood vessels, increased oxygen consumption and gluconeogenesis ?
1. ACTH
2. Insulin
3. Adrenalin
4. Glucagon
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The source of somatostatin is same as that of
1. thyroxine and calcitonin
2. insulin and glucagon
3. somatotropin and prolactin
4. vasopresin and oxytocin
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Which one of the following four glands is correctly matched with the accompanying description?
1. Thyroid - hyperactivity in young children causes cretinism
2. Thymus - starts undergoing atrophy after puberty
3. Parathyroid - secrets parathormone which promotes movement of calcium ions from blood into bones during calcification
4. Pancreas - Delta cells of the Islets of Langerhans secrete a hormone which stimulates glycolysis
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