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Q. No.Melatonin hormone has membrane-bound receptors instead of intracellular receptors because it
1.
Is a steroid hormone and generates second messengers
2.
Cannot cross lipid bilayer as it is a water-soluble hormone
3.
Is an iodothyronine
4.
Cannot cross the cell membrane as it is a lipid-soluble hormone
Subtopic: Pineal Gland |
63%
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PTH stimulates the process of bone resorption but ACTH does not because
| 1. | ACTH is a steroid hormone |
| 2. | PTH can enter the nucleus of bone cells whereas ACTH cannot |
| 3. | The membranes of bone cells contain receptors different from those in adrenocortical cells |
| 4. | Bone releases a protein that inhibits the action of ACTH |
Subtopic: Parathyroid |
59%
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A female has low progesterone level in her body. She also has low levels of LH but high level of GnRH
The most probable reason for this is
The most probable reason for this is
| 1. | GnRH receptors on ovary are not functioning |
| 2. | Lack of receptors for GnRH on pituitary |
| 3. | Lack of production of LH from hypothalamus |
| 4. | Ovary is not able to respond to the stimulatory effect of LH |
Subtopic: Misc. Hormones |
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Mrs. 'Y' is a woman of 45 years she is suffering from osteoporosis. Which of the following hormone can be given to her in order to improve her condition?
1. Parathyroid hormone
2. Progesterone
3. Triiodothyronine
4. Thyrocalcitonin
1. Parathyroid hormone
2. Progesterone
3. Triiodothyronine
4. Thyrocalcitonin
Subtopic: Thyroid Gland Part I | Thyroid Gland Part II |
52%
From NCERT
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Insulin does not increase the output of glucose from the liver because insulin
1. Stimulates glycogenolysis
2. Stimulates glycogensis
3. Inhibits cellular glucose uptake and utilisation
4. Stimulates gluconeogenesis
1. Stimulates glycogenolysis
2. Stimulates glycogensis
3. Inhibits cellular glucose uptake and utilisation
4. Stimulates gluconeogenesis
Subtopic: Pancreas: I | Pancreas: II |
68%
From NCERT
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In gluconeogenesis, which of the following cannot act as a substrate?
1. Fructose
2. Palmitic acid
3. Glycine
4. Glycerol
1. Fructose
2. Palmitic acid
3. Glycine
4. Glycerol
Subtopic: Adrenal Cortex: Cortisol |
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A hormone, secreted by the endocrinal cells of duodenal mucosa which influences the release of pancreatic juice is?
1. relaxin
2. cholecystokinin
3. secretin
4. progesterone
1. relaxin
2. cholecystokinin
3. secretin
4. progesterone
Subtopic: Misc. Hormones |
70%
From NCERT
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Which of the following statement is correct in relation to the endocrine system?
| 1. | Adenohypophysis is under direct neural regulation of the hypothalamus |
| 2. | Organs in the body like a gastro-intestinal tract, heart, kidney, and liver do not produce any hormones |
| 3. | Non-nutrient chemicals produced by the body in trace amount that act as an inter-cellular messenger are known as hormones |
| 4. | Releasing and inhibitory hormones are produced by the pituitary gland |
Subtopic: Adenohypophysis & Hypothalamus |
76%
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Subtopic: Adenohypophysis & Hypothalamus |
From NCERT
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