EASY
Earn 100

Melatonin is secreted by __________ which is located at __________ .

50% studentsanswered this correctly

Important Questions on Chemical Control and Coordination

MEDIUM
Biology>Human Physiology>Chemical Control and Coordination>Endocrine Glands and Hormones
Which of these is not an important component of initiation of parturition in humans?
EASY
Biology>Human Physiology>Chemical Control and Coordination>Endocrine Glands and Hormones
Which one of the following hormones is not involved in sugar metabolism?
EASY
Biology>Human Physiology>Chemical Control and Coordination>Endocrine Glands and Hormones
Glucagon increases the blood glucose concentration by:
EASY
Biology>Human Physiology>Chemical Control and Coordination>Endocrine Glands and Hormones
What causes Graves' disease?
MEDIUM
Biology>Human Physiology>Chemical Control and Coordination>Endocrine Glands and Hormones

Give reasons:

Old age people show weakened immune responses.

EASY
Biology>Human Physiology>Chemical Control and Coordination>Endocrine Glands and Hormones
The posterior pituitary gland is not a 'true' endocrine gland because
EASY
Biology>Human Physiology>Chemical Control and Coordination>Endocrine Glands and Hormones
Leydig cells synthesize:
MEDIUM
Biology>Human Physiology>Chemical Control and Coordination>Endocrine Glands and Hormones
A diabetic individual becomes unconscious after self-administering insulin. What should be done immediately to revive the individual?
MEDIUM
Biology>Human Physiology>Chemical Control and Coordination>Endocrine Glands and Hormones
Give the location and importance of endocrine gland acting as biological clock in human body.
MEDIUM
Biology>Human Physiology>Chemical Control and Coordination>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 Control and Coordination>Endocrine Glands and Hormones
Name a peptide hormone which acts mainly on hepatocytes and adipocytes and enhances cellular glucose uptake and utilisation.
HARD
Biology>Human Physiology>Chemical Control and Coordination>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.

 

EASY
Biology>Human Physiology>Chemical Control and Coordination>Endocrine Glands and Hormones
Oxytocin and vasopressin are synthesized in
EASY
Biology>Human Physiology>Chemical Control and Coordination>Endocrine Glands and Hormones
A chemical signal that has both endocrine and neural roles is:
EASY
Biology>Human Physiology>Chemical Control and Coordination>Endocrine Glands and Hormones
Which of the following hormones is produced by the pancreas?
MEDIUM
Biology>Human Physiology>Chemical Control and Coordination>Endocrine Glands and Hormones
Hypersecretion of Growth Hormone in adults does not cause a further increase in height, because
EASY
Biology>Human Physiology>Chemical Control and Coordination>Endocrine Glands and Hormones
A temporary endocrine gland in the human body is
EASY
Biology>Human Physiology>Chemical Control and Coordination>Endocrine Glands and Hormones
Which one of the following hormones though synthesized elsewhere, is stored and release by the master gland?
EASY
Biology>Human Physiology>Chemical Control and Coordination>Endocrine Glands and Hormones
Identify the hormone with its correct matching of source and function.
EASY
Biology>Human Physiology>Chemical Control and Coordination>Endocrine Glands and Hormones
Identify the hormone with its correct matching of source and function.