An amino acid is important in the biosynthesis of iodothyronines and catecholamines. Which amino acid is this?
1. Tryptophan 2. Tyrosine
3. Methionine 4. Glycine

Subtopic:  Thyroid Gland Part I | Thyroid Gland Part II | Adrenal Medulla |
 69%
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Which of the following hormones acts on the target cells via a second messenger?
1. Cortisol
2. Adrenocorticotropin [ACTH]
3. Oestrogen
4. Thyroxine
Subtopic:  Pituitary & Hypothalamus | Mechanism of Hormone Action |
 62%
From NCERT
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Steroid hormones are produced in human body by:
1. GIT and Adrenal medulla
2. Adrenal cortex and Thyroid
3. Adrenal cortex and Gonads
4. Gonads and Thymus
Subtopic:  Adrenal Cortex: Cortisol | Misc. Hormones |
 85%
From NCERT
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Identify the correct statement:
1. Pineal is stimulated by bright light
2. Pineal secretes melanin
3. Pineal is present in the mediastinum
4. Pineal plays a very important role in diurnal rhythm
Subtopic:  Pineal Gland |
 85%
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Consider the given two statements:
Assertion (A): The deficiency of growth hormone in adults is not very significant.
Reason (R): The deficiency of growth hormone in childhood causes dwarfism.
 
1. Both (A) and (R) are True and (R) correctly explains (A).
2. (A) is True; (R) is False
3. (A) is False; (R) is False
4. Both (A) and (R) are True but (R) does not correctly explain (A).
Subtopic:  Adenohypophysis & Hypothalamus | Human Growth Hormone |
 79%
From NCERT
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Which of the following hormones is secreted by the pars intermedia of pituitary gland?
1. Melatonin
2. Melanin
3. Melanocyte Stimulating Hormone
4. somatomammotropin
Subtopic:  Adenohypophysis & Hypothalamus |
 82%
From NCERT
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Which hormone is mainly responsible for the development and maintenance of secondary sexual characteristics in females?
1. oestrogen
2. progesterone
3. androgen
4. luteinizing hormone
Subtopic:  Gonadotropin & Gonadal Hormones |
 80%
From NCERT
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Which hormone, capable of increasing blood glucose levels, is also a potent anti-inflammatory?
1. Cortisol
2. Thyroxine
3. Melatonin
4. Aldosterone
Subtopic:  Adrenal Cortex: Cortisol |
 84%
From NCERT
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The hormone which acts as a check on RAAS mechanism is secreted from:
1. The kidneys 2. The liver
3. The heart 4. The bones
Subtopic:  Hormones of Heart, Kidney and Gastrointestinal Tract |
 70%
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Hormones which interact with membrane-bound receptors:
I: normally do not enter the target cell
II: generate second messengers which in turn regulate cellular metabolism
III: include steroid hormones and iodothyronines
 
1. Only I and II are correct
2. Only I and III are correct
3. Only II and III are correct
4. I, II and III are correct
Subtopic:  Mechanism of Hormone Action |
 80%
From NCERT
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