Biology ยท General Awareness
Human Endocrine System
1,395 Questions
The human endocrine system comprises glands that secrete hormones to regulate bodily functions like metabolism, growth, and reproduction. Competitive exams frequently test the specific roles of hormones such as adrenaline, insulin, and progesterone. Use these questions to master the locations and functions of different hormones.
Hormone functionsIslets of LangerhansFight or flight responseBlood pressure regulationFemale sex hormonesWater soluble hormones
Human Endocrine System Questions
Which hormone is involved in regulating calcium and phosphate metabolism?
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Parathyroid hormone
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Epinephrine
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Thyroxine
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Estrogen
A
Correct answer
Explanation
Parathyroid hormone is produced by the parathyroid glands and plays a crucial role in maintaining calcium and phosphate balance in the body.
Which hormone is responsible for regulating growth and development in children?
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Growth hormone
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Epinephrine
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Thyroxine
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Estrogen
A
Correct answer
Explanation
Growth hormone is produced by the pituitary gland and plays a critical role in promoting growth and development in children.
Which hormone is involved in regulating the menstrual cycle and preparing the uterus for pregnancy?
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Progesterone
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Epinephrine
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Thyroxine
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Estrogen
A
Correct answer
Explanation
Progesterone is produced by the ovaries and plays a crucial role in preparing the uterus for pregnancy and maintaining the menstrual cycle.
Which hormone is responsible for regulating the body's response to stress?
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Cortisol
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Epinephrine
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Thyroxine
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Estrogen
A
Correct answer
Explanation
Cortisol is produced by the adrenal glands and helps the body respond to stress by increasing energy levels and suppressing immune responses.
Which hormone is involved in regulating the body's sleep-wake cycle?
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Melatonin
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Epinephrine
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Thyroxine
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Estrogen
A
Correct answer
Explanation
Melatonin is produced by the pineal gland and helps regulate the body's sleep-wake cycle by promoting drowsiness and relaxation.
Which hormone is involved in regulating the body's response to injury and inflammation?
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Cortisol
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Epinephrine
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Thyroxine
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Estrogen
A
Correct answer
Explanation
Cortisol is produced by the adrenal glands and helps regulate the body's response to injury and inflammation by suppressing immune responses and increasing energy levels.
Which hormone is involved in regulating the body's fluid balance and blood pressure?
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Aldosterone
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Epinephrine
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Thyroxine
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Estrogen
A
Correct answer
Explanation
Aldosterone is produced by the adrenal glands and plays a crucial role in regulating the body's fluid balance and blood pressure by controlling sodium and potassium levels.
Which hormone plays a crucial role in regulating sleep-wake cycles?
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Melatonin
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Serotonin
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Dopamine
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Epinephrine
A
Correct answer
Explanation
Melatonin is a hormone produced by the pineal gland that helps regulate sleep-wake cycles and promotes relaxation and drowsiness.
Which hormone is primarily responsible for regulating blood sugar levels during dance fitness?
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Insulin
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Glucagon
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Epinephrine
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Cortisol
A
Correct answer
Explanation
Insulin is a hormone produced by the pancreas that helps regulate blood sugar levels. During dance fitness, insulin helps maintain blood sugar levels by promoting the uptake of glucose into muscles for energy.
Which hormone is responsible for increasing blood glucose levels during exercise?
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Insulin
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Epinephrine
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Glucagon
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Cortisol
C
Correct answer
Explanation
Glucagon is released by the pancreas during exercise, stimulating the liver to convert glycogen into glucose, thereby increasing blood glucose levels.
Which hormone is responsible for stimulating the breakdown of glycogen in muscles during exercise?
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Insulin
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Epinephrine
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Glucagon
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Cortisol
B
Correct answer
Explanation
Epinephrine is released by the adrenal glands during exercise, stimulating the breakdown of glycogen in muscles to provide glucose for energy.
Which hormone is responsible for stimulating the release of fatty acids from adipose tissue during exercise?
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Insulin
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Epinephrine
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Glucagon
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Cortisol
B
Correct answer
Explanation
Epinephrine is released by the adrenal glands during exercise, stimulating the release of fatty acids from adipose tissue to provide energy.
Which hormone is responsible for regulating growth?
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Prolactin
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Growth hormone
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Adrenocorticotropic hormone (ACTH)
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Thyroid-stimulating hormone (TSH)
B
Correct answer
Explanation
Growth hormone is produced by the pituitary gland and is responsible for regulating growth and development in children and adolescents.
Which hormone is responsible for regulating the production of cortisol?
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Prolactin
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Growth hormone
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Adrenocorticotropic hormone (ACTH)
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Thyroid-stimulating hormone (TSH)
C
Correct answer
Explanation
Adrenocorticotropic hormone (ACTH) is produced by the pituitary gland and is responsible for regulating the production of cortisol by the adrenal glands.
Which hormone is responsible for regulating the production of prolactin?
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Prolactin
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Growth hormone
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Adrenocorticotropic hormone (ACTH)
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Thyroid-stimulating hormone (TSH)
A
Correct answer
Explanation
Prolactin is produced by the pituitary gland and is responsible for regulating the production of milk in women who are breastfeeding.