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The pineal gland of the human brain secretes melatonin concerned with

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Important Questions on Chemical Coordination and Integration

EASY
Biology>Human Physiology>Chemical Coordination and Integration>Endocrine Glands and Hormones
Identify the hormone with its correct matching of source and function.
EASY
Biology>Human Physiology>Chemical Coordination and Integration>Endocrine Glands and Hormones
Which of the following hormones is produced under the condition of stress which stimulates glycogenolysis in the liver of human being?
HARD
Biology>Human Physiology>Chemical Coordination and Integration>Endocrine Glands and Hormones

Study the following table and pick up the correct combinations.

S.No Hormone Chemical nature Function
I) Melatonin Amine hormone Regulation of circadian rhythms of the body.
II) Oxytocin Peptide hormone Stimulate powerful contractions of the uterus during childbirth.
III) Insulin Protein hormone Increases the uptake and utilisation of glucose by body cells.
IV) Testosterone Steroid hormone Development and maturation of male sex organs.

 

MEDIUM
Biology>Human Physiology>Chemical Coordination and Integration>Endocrine Glands and Hormones
Which of the following pairs of hormones are not antagonistic (having opposite effects) to each other?
EASY
Biology>Human Physiology>Chemical Coordination and Integration>Endocrine Glands and Hormones
Which of the following glucose transporters are insulin-dependent?
MEDIUM
Biology>Human Physiology>Chemical Coordination and Integration>Endocrine Glands and Hormones
Give the location and importance of endocrine gland acting as biological clock in human body.
HARD
Biology>Human Physiology>Chemical Coordination and Integration>Endocrine Glands and Hormones

Write the name of the largest endocrine found in humans and describe four important diseases due to its disorder.

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Biology>Human Physiology>Chemical Coordination and Integration>Endocrine Glands and Hormones
Glucagon increases the blood glucose concentration by:
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Biology>Human Physiology>Chemical Coordination and Integration>Endocrine Glands and Hormones
The main function of mammalian corpus luteum is to produce:
EASY
Biology>Human Physiology>Chemical Coordination and Integration>Endocrine Glands and Hormones
Identify the hormone with its correct matching of source and function.
EASY
Biology>Human Physiology>Chemical Coordination and Integration>Endocrine Glands and Hormones
Which one of the following hormones though synthesized elsewhere, is stored and release by the master gland?
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Biology>Human Physiology>Chemical Coordination and Integration>Endocrine Glands and Hormones
Name a peptide hormone which acts mainly on hepatocytes and adipocytes and enhances cellular glucose uptake and utilisation.
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Biology>Human Physiology>Chemical Coordination and Integration>Endocrine Glands and Hormones
Which one of the following hormones is not involved in sugar metabolism?
MEDIUM
Biology>Human Physiology>Chemical Coordination and Integration>Endocrine Glands and Hormones

Give reasons:

Old age people show weakened immune responses.

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Biology>Human Physiology>Chemical Coordination and Integration>Endocrine Glands and Hormones
Leydig cells synthesize:
EASY
Biology>Human Physiology>Chemical Coordination and Integration>Endocrine Glands and Hormones
The posterior pituitary gland is not a 'true' endocrine gland because
MEDIUM
Biology>Human Physiology>Chemical Coordination and Integration>Endocrine Glands and Hormones
Which of these is not an important component of initiation of parturition in humans?
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Biology>Human Physiology>Chemical Coordination and Integration>Endocrine Glands and Hormones
Fight-or-flight reaction cause activation of:
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Biology>Human Physiology>Chemical Coordination and Integration>Endocrine Glands and Hormones
A temporary endocrine gland in the human body is
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Biology>Human Physiology>Chemical Coordination and Integration>Endocrine Glands and Hormones
A chemical signal that has both endocrine and neural roles is: